Diff of the two buildlogs:

--
--- b1/build.log	2023-05-22 06:07:16.873620986 +0000
+++ b2/build.log	2023-05-22 06:15:24.208224648 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Sun May 21 18:01:28 -12 2023
-I: pbuilder-time-stamp: 1684735288
+I: Current time: Mon May 22 20:07:32 +14 2023
+I: pbuilder-time-stamp: 1684735652
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/bookworm-reproducible-base.tgz]
 I: copying local configuration
@@ -16,7 +16,7 @@
 I: copying [./pysurfer_0.11.0.orig.tar.gz]
 I: copying [./pysurfer_0.11.0-4.debian.tar.xz]
 I: Extracting source
-gpgv: Signature made Sun Jan 15 15:41:11 2023 -12
+gpgv: Signature made Mon Jan 16 17:41:11 2023 +14
 gpgv:                using EDDSA key A095B66EE09024BEE6A2F0722A27904BD7243EDA
 gpgv: Can't check signature: No public key
 dpkg-source: warning: cannot verify inline signature for ./pysurfer_0.11.0-4.dsc: no acceptable signature found
@@ -29,135 +29,167 @@
 dpkg-source: info: applying numpy-1.24.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/6423/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/3978/tmp/hooks/D01_modify_environment starting
+debug: Running on virt32c.
+I: Changing host+domainname to test build reproducibility
+I: Adding a custom variable just for the fun of it...
+I: Changing /bin/sh to bash
+'/bin/sh' -> '/bin/bash'
+lrwxrwxrwx 1 root root 9 May 22 20:08 /bin/sh -> /bin/bash
+I: Setting pbuilder2's login shell to /bin/bash
+I: Setting pbuilder2's GECOS to second user,second room,second work-phone,second home-phone,second other
+I: user script /srv/workspace/pbuilder/3978/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/3978/tmp/hooks/D02_print_environment starting
 I: set
-  BUILDDIR='/build'
-  BUILDUSERGECOS='first user,first room,first work-phone,first home-phone,first other'
-  BUILDUSERNAME='pbuilder1'
-  BUILD_ARCH='armhf'
-  DEBIAN_FRONTEND='noninteractive'
-  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=3 '
-  DISTRIBUTION='bookworm'
-  HOME='/root'
-  HOST_ARCH='armhf'
+  BASH=/bin/sh
+  BASHOPTS=checkwinsize:cmdhist:complete_fullquote:extquote:force_fignore:globasciiranges:globskipdots:hostcomplete:interactive_comments:patsub_replacement:progcomp:promptvars:sourcepath
+  BASH_ALIASES=()
+  BASH_ARGC=()
+  BASH_ARGV=()
+  BASH_CMDS=()
+  BASH_LINENO=([0]="12" [1]="0")
+  BASH_LOADABLES_PATH=/usr/local/lib/bash:/usr/lib/bash:/opt/local/lib/bash:/usr/pkg/lib/bash:/opt/pkg/lib/bash:.
+  BASH_SOURCE=([0]="/tmp/hooks/D02_print_environment" [1]="/tmp/hooks/D02_print_environment")
+  BASH_VERSINFO=([0]="5" [1]="2" [2]="15" [3]="1" [4]="release" [5]="arm-unknown-linux-gnueabihf")
+  BASH_VERSION='5.2.15(1)-release'
+  BUILDDIR=/build
+  BUILDUSERGECOS='second user,second room,second work-phone,second home-phone,second other'
+  BUILDUSERNAME=pbuilder2
+  BUILD_ARCH=armhf
+  DEBIAN_FRONTEND=noninteractive
+  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=4 '
+  DIRSTACK=()
+  DISTRIBUTION=bookworm
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=arm
+  HOST_ARCH=armhf
   IFS=' 	
   '
-  INVOCATION_ID='f7598af71a9c4ae49c0a2f26d46dbba9'
-  LANG='C'
-  LANGUAGE='en_US:en'
-  LC_ALL='C'
-  MAIL='/var/mail/root'
-  OPTIND='1'
-  PATH='/usr/sbin:/usr/bin:/sbin:/bin:/usr/games'
-  PBCURRENTCOMMANDLINEOPERATION='build'
-  PBUILDER_OPERATION='build'
-  PBUILDER_PKGDATADIR='/usr/share/pbuilder'
-  PBUILDER_PKGLIBDIR='/usr/lib/pbuilder'
-  PBUILDER_SYSCONFDIR='/etc'
-  PPID='6423'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=720ba6d1495e4d1894cd963babd74404
+  LANG=C
+  LANGUAGE=it_CH:it
+  LC_ALL=C
+  MACHTYPE=arm-unknown-linux-gnueabihf
+  MAIL=/var/mail/root
+  OPTERR=1
+  OPTIND=1
+  OSTYPE=linux-gnueabihf
+  PATH=/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path
+  PBCURRENTCOMMANDLINEOPERATION=build
+  PBUILDER_OPERATION=build
+  PBUILDER_PKGDATADIR=/usr/share/pbuilder
+  PBUILDER_PKGLIBDIR=/usr/lib/pbuilder
+  PBUILDER_SYSCONFDIR=/etc
+  PIPESTATUS=([0]="0")
+  POSIXLY_CORRECT=y
+  PPID=3978
   PS4='+ '
-  PWD='/'
-  SHELL='/bin/bash'
-  SHLVL='2'
-  SUDO_COMMAND='/usr/bin/timeout -k 18.1h 18h /usr/bin/ionice -c 3 /usr/bin/nice /usr/sbin/pbuilder --build --configfile /srv/reproducible-results/rbuild-debian/r-b-build.EJRy8oPR/pbuilderrc_pCZ1 --distribution bookworm --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/bookworm-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.EJRy8oPR/b1 --logfile b1/build.log pysurfer_0.11.0-4.dsc'
-  SUDO_GID='114'
-  SUDO_UID='108'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://10.0.0.15:3142/'
+  PWD=/
+  SHELL=/bin/bash
+  SHELLOPTS=braceexpand:errexit:hashall:interactive-comments:posix
+  SHLVL=3
+  SUDO_COMMAND='/usr/bin/timeout -k 24.1h 24h /usr/bin/ionice -c 3 /usr/bin/nice -n 11 /usr/bin/unshare --uts -- /usr/sbin/pbuilder --build --configfile /srv/reproducible-results/rbuild-debian/r-b-build.EJRy8oPR/pbuilderrc_xc5O --distribution bookworm --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/bookworm-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.EJRy8oPR/b2 --logfile b2/build.log --extrapackages usrmerge pysurfer_0.11.0-4.dsc'
+  SUDO_GID=113
+  SUDO_UID=107
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://10.0.0.15:3142/
 I: uname -a
-  Linux jtx1c 5.10.0-23-arm64 #1 SMP Debian 5.10.179-1 (2023-05-12) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 5.10.0-23-armmp-lpae #1 SMP Debian 5.10.179-1 (2023-05-12) armv7l GNU/Linux
 I: ls -l /bin
   total 5072
-  -rwxr-xr-x 1 root root 838488 Apr 23 09:24 bash
-  -rwxr-xr-x 3 root root  67144 Sep 18  2022 bunzip2
-  -rwxr-xr-x 3 root root  67144 Sep 18  2022 bzcat
-  lrwxrwxrwx 1 root root      6 Sep 18  2022 bzcmp -> bzdiff
-  -rwxr-xr-x 1 root root   2225 Sep 18  2022 bzdiff
-  lrwxrwxrwx 1 root root      6 Sep 18  2022 bzegrep -> bzgrep
-  -rwxr-xr-x 1 root root   4893 Nov 27  2021 bzexe
-  lrwxrwxrwx 1 root root      6 Sep 18  2022 bzfgrep -> bzgrep
-  -rwxr-xr-x 1 root root   3775 Sep 18  2022 bzgrep
-  -rwxr-xr-x 3 root root  67144 Sep 18  2022 bzip2
-  -rwxr-xr-x 1 root root  67112 Sep 18  2022 bzip2recover
-  lrwxrwxrwx 1 root root      6 Sep 18  2022 bzless -> bzmore
-  -rwxr-xr-x 1 root root   1297 Sep 18  2022 bzmore
-  -rwxr-xr-x 1 root root  67632 Sep 20  2022 cat
-  -rwxr-xr-x 1 root root  67676 Sep 20  2022 chgrp
-  -rwxr-xr-x 1 root root  67644 Sep 20  2022 chmod
-  -rwxr-xr-x 1 root root  67684 Sep 20  2022 chown
-  -rwxr-xr-x 1 root root 133532 Sep 20  2022 cp
-  -rwxr-xr-x 1 root root 132868 Jan  5 01:20 dash
-  -rwxr-xr-x 1 root root 133220 Sep 20  2022 date
-  -rwxr-xr-x 1 root root  67732 Sep 20  2022 dd
-  -rwxr-xr-x 1 root root  68104 Sep 20  2022 df
-  -rwxr-xr-x 1 root root 133632 Sep 20  2022 dir
-  -rwxr-xr-x 1 root root  59128 Mar 22 21:02 dmesg
-  lrwxrwxrwx 1 root root      8 Dec 19 01:33 dnsdomainname -> hostname
-  lrwxrwxrwx 1 root root      8 Dec 19 01:33 domainname -> hostname
-  -rwxr-xr-x 1 root root  67560 Sep 20  2022 echo
-  -rwxr-xr-x 1 root root     41 Jan 24 02:43 egrep
-  -rwxr-xr-x 1 root root  67548 Sep 20  2022 false
-  -rwxr-xr-x 1 root root     41 Jan 24 02:43 fgrep
-  -rwxr-xr-x 1 root root  55748 Mar 22 21:02 findmnt
-  -rwsr-xr-x 1 root root  26208 Mar 22 20:15 fusermount
-  -rwxr-xr-x 1 root root 128608 Jan 24 02:43 grep
-  -rwxr-xr-x 2 root root   2346 Apr  9  2022 gunzip
-  -rwxr-xr-x 1 root root   6447 Apr  9  2022 gzexe
-  -rwxr-xr-x 1 root root  64220 Apr  9  2022 gzip
-  -rwxr-xr-x 1 root root  67032 Dec 19 01:33 hostname
-  -rwxr-xr-x 1 root root  67720 Sep 20  2022 ln
-  -rwxr-xr-x 1 root root  35132 Mar 22 21:51 login
-  -rwxr-xr-x 1 root root 133632 Sep 20  2022 ls
-  -rwxr-xr-x 1 root root 136808 Mar 22 21:02 lsblk
-  -rwxr-xr-x 1 root root  67800 Sep 20  2022 mkdir
-  -rwxr-xr-x 1 root root  67764 Sep 20  2022 mknod
-  -rwxr-xr-x 1 root root  67596 Sep 20  2022 mktemp
-  -rwxr-xr-x 1 root root  38504 Mar 22 21:02 more
-  -rwsr-xr-x 1 root root  38496 Mar 22 21:02 mount
-  -rwxr-xr-x 1 root root   9824 Mar 22 21:02 mountpoint
-  -rwxr-xr-x 1 root root 133532 Sep 20  2022 mv
-  lrwxrwxrwx 1 root root      8 Dec 19 01:33 nisdomainname -> hostname
-  lrwxrwxrwx 1 root root     14 Apr  2 18:25 pidof -> /sbin/killall5
-  -rwxr-xr-x 1 root root  67608 Sep 20  2022 pwd
-  lrwxrwxrwx 1 root root      4 Apr 23 09:24 rbash -> bash
-  -rwxr-xr-x 1 root root  67600 Sep 20  2022 readlink
-  -rwxr-xr-x 1 root root  67672 Sep 20  2022 rm
-  -rwxr-xr-x 1 root root  67600 Sep 20  2022 rmdir
-  -rwxr-xr-x 1 root root  67400 Nov  2  2022 run-parts
-  -rwxr-xr-x 1 root root 133372 Jan  5 07:55 sed
-  lrwxrwxrwx 1 root root      4 Jan  5 01:20 sh -> dash
-  -rwxr-xr-x 1 root root  67584 Sep 20  2022 sleep
-  -rwxr-xr-x 1 root root  67644 Sep 20  2022 stty
-  -rwsr-xr-x 1 root root  50800 Mar 22 21:02 su
-  -rwxr-xr-x 1 root root  67584 Sep 20  2022 sync
-  -rwxr-xr-x 1 root root 336764 Apr  6 02:25 tar
-  -rwxr-xr-x 1 root root  67144 Nov  2  2022 tempfile
-  -rwxr-xr-x 1 root root 133224 Sep 20  2022 touch
-  -rwxr-xr-x 1 root root  67548 Sep 20  2022 true
-  -rwxr-xr-x 1 root root   9768 Mar 22 20:15 ulockmgr_server
-  -rwsr-xr-x 1 root root  22108 Mar 22 21:02 umount
-  -rwxr-xr-x 1 root root  67572 Sep 20  2022 uname
-  -rwxr-xr-x 2 root root   2346 Apr  9  2022 uncompress
-  -rwxr-xr-x 1 root root 133632 Sep 20  2022 vdir
-  -rwxr-xr-x 1 root root  42608 Mar 22 21:02 wdctl
-  lrwxrwxrwx 1 root root      8 Dec 19 01:33 ypdomainname -> hostname
-  -rwxr-xr-x 1 root root   1984 Apr  9  2022 zcat
-  -rwxr-xr-x 1 root root   1678 Apr  9  2022 zcmp
-  -rwxr-xr-x 1 root root   6460 Apr  9  2022 zdiff
-  -rwxr-xr-x 1 root root     29 Apr  9  2022 zegrep
-  -rwxr-xr-x 1 root root     29 Apr  9  2022 zfgrep
-  -rwxr-xr-x 1 root root   2081 Apr  9  2022 zforce
-  -rwxr-xr-x 1 root root   8103 Apr  9  2022 zgrep
-  -rwxr-xr-x 1 root root   2206 Apr  9  2022 zless
-  -rwxr-xr-x 1 root root   1842 Apr  9  2022 zmore
-  -rwxr-xr-x 1 root root   4577 Apr  9  2022 znew
-I: user script /srv/workspace/pbuilder/6423/tmp/hooks/D02_print_environment finished
+  -rwxr-xr-x 1 root root 838488 Apr 24 11:24 bash
+  -rwxr-xr-x 3 root root  67144 Sep 19  2022 bunzip2
+  -rwxr-xr-x 3 root root  67144 Sep 19  2022 bzcat
+  lrwxrwxrwx 1 root root      6 Sep 19  2022 bzcmp -> bzdiff
+  -rwxr-xr-x 1 root root   2225 Sep 19  2022 bzdiff
+  lrwxrwxrwx 1 root root      6 Sep 19  2022 bzegrep -> bzgrep
+  -rwxr-xr-x 1 root root   4893 Nov 28  2021 bzexe
+  lrwxrwxrwx 1 root root      6 Sep 19  2022 bzfgrep -> bzgrep
+  -rwxr-xr-x 1 root root   3775 Sep 19  2022 bzgrep
+  -rwxr-xr-x 3 root root  67144 Sep 19  2022 bzip2
+  -rwxr-xr-x 1 root root  67112 Sep 19  2022 bzip2recover
+  lrwxrwxrwx 1 root root      6 Sep 19  2022 bzless -> bzmore
+  -rwxr-xr-x 1 root root   1297 Sep 19  2022 bzmore
+  -rwxr-xr-x 1 root root  67632 Sep 21  2022 cat
+  -rwxr-xr-x 1 root root  67676 Sep 21  2022 chgrp
+  -rwxr-xr-x 1 root root  67644 Sep 21  2022 chmod
+  -rwxr-xr-x 1 root root  67684 Sep 21  2022 chown
+  -rwxr-xr-x 1 root root 133532 Sep 21  2022 cp
+  -rwxr-xr-x 1 root root 132868 Jan  6 03:20 dash
+  -rwxr-xr-x 1 root root 133220 Sep 21  2022 date
+  -rwxr-xr-x 1 root root  67732 Sep 21  2022 dd
+  -rwxr-xr-x 1 root root  68104 Sep 21  2022 df
+  -rwxr-xr-x 1 root root 133632 Sep 21  2022 dir
+  -rwxr-xr-x 1 root root  59128 Mar 23 23:02 dmesg
+  lrwxrwxrwx 1 root root      8 Dec 20 03:33 dnsdomainname -> hostname
+  lrwxrwxrwx 1 root root      8 Dec 20 03:33 domainname -> hostname
+  -rwxr-xr-x 1 root root  67560 Sep 21  2022 echo
+  -rwxr-xr-x 1 root root     41 Jan 25 04:43 egrep
+  -rwxr-xr-x 1 root root  67548 Sep 21  2022 false
+  -rwxr-xr-x 1 root root     41 Jan 25 04:43 fgrep
+  -rwxr-xr-x 1 root root  55748 Mar 23 23:02 findmnt
+  -rwsr-xr-x 1 root root  26208 Mar 23 22:15 fusermount
+  -rwxr-xr-x 1 root root 128608 Jan 25 04:43 grep
+  -rwxr-xr-x 2 root root   2346 Apr 10  2022 gunzip
+  -rwxr-xr-x 1 root root   6447 Apr 10  2022 gzexe
+  -rwxr-xr-x 1 root root  64220 Apr 10  2022 gzip
+  -rwxr-xr-x 1 root root  67032 Dec 20 03:33 hostname
+  -rwxr-xr-x 1 root root  67720 Sep 21  2022 ln
+  -rwxr-xr-x 1 root root  35132 Mar 23 23:51 login
+  -rwxr-xr-x 1 root root 133632 Sep 21  2022 ls
+  -rwxr-xr-x 1 root root 136808 Mar 23 23:02 lsblk
+  -rwxr-xr-x 1 root root  67800 Sep 21  2022 mkdir
+  -rwxr-xr-x 1 root root  67764 Sep 21  2022 mknod
+  -rwxr-xr-x 1 root root  67596 Sep 21  2022 mktemp
+  -rwxr-xr-x 1 root root  38504 Mar 23 23:02 more
+  -rwsr-xr-x 1 root root  38496 Mar 23 23:02 mount
+  -rwxr-xr-x 1 root root   9824 Mar 23 23:02 mountpoint
+  -rwxr-xr-x 1 root root 133532 Sep 21  2022 mv
+  lrwxrwxrwx 1 root root      8 Dec 20 03:33 nisdomainname -> hostname
+  lrwxrwxrwx 1 root root     14 Apr  3 20:25 pidof -> /sbin/killall5
+  -rwxr-xr-x 1 root root  67608 Sep 21  2022 pwd
+  lrwxrwxrwx 1 root root      4 Apr 24 11:24 rbash -> bash
+  -rwxr-xr-x 1 root root  67600 Sep 21  2022 readlink
+  -rwxr-xr-x 1 root root  67672 Sep 21  2022 rm
+  -rwxr-xr-x 1 root root  67600 Sep 21  2022 rmdir
+  -rwxr-xr-x 1 root root  67400 Nov  3  2022 run-parts
+  -rwxr-xr-x 1 root root 133372 Jan  6 09:55 sed
+  lrwxrwxrwx 1 root root      9 May 22 20:08 sh -> /bin/bash
+  -rwxr-xr-x 1 root root  67584 Sep 21  2022 sleep
+  -rwxr-xr-x 1 root root  67644 Sep 21  2022 stty
+  -rwsr-xr-x 1 root root  50800 Mar 23 23:02 su
+  -rwxr-xr-x 1 root root  67584 Sep 21  2022 sync
+  -rwxr-xr-x 1 root root 336764 Apr  7 04:25 tar
+  -rwxr-xr-x 1 root root  67144 Nov  3  2022 tempfile
+  -rwxr-xr-x 1 root root 133224 Sep 21  2022 touch
+  -rwxr-xr-x 1 root root  67548 Sep 21  2022 true
+  -rwxr-xr-x 1 root root   9768 Mar 23 22:15 ulockmgr_server
+  -rwsr-xr-x 1 root root  22108 Mar 23 23:02 umount
+  -rwxr-xr-x 1 root root  67572 Sep 21  2022 uname
+  -rwxr-xr-x 2 root root   2346 Apr 10  2022 uncompress
+  -rwxr-xr-x 1 root root 133632 Sep 21  2022 vdir
+  -rwxr-xr-x 1 root root  42608 Mar 23 23:02 wdctl
+  lrwxrwxrwx 1 root root      8 Dec 20 03:33 ypdomainname -> hostname
+  -rwxr-xr-x 1 root root   1984 Apr 10  2022 zcat
+  -rwxr-xr-x 1 root root   1678 Apr 10  2022 zcmp
+  -rwxr-xr-x 1 root root   6460 Apr 10  2022 zdiff
+  -rwxr-xr-x 1 root root     29 Apr 10  2022 zegrep
+  -rwxr-xr-x 1 root root     29 Apr 10  2022 zfgrep
+  -rwxr-xr-x 1 root root   2081 Apr 10  2022 zforce
+  -rwxr-xr-x 1 root root   8103 Apr 10  2022 zgrep
+  -rwxr-xr-x 1 root root   2206 Apr 10  2022 zless
+  -rwxr-xr-x 1 root root   1842 Apr 10  2022 zmore
+  -rwxr-xr-x 1 root root   4577 Apr 10  2022 znew
+I: user script /srv/workspace/pbuilder/3978/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -535,7 +567,7 @@
 Get: 316 http://deb.debian.org/debian bookworm/main armhf xauth armhf 1:1.1.2-1 [33.2 kB]
 Get: 317 http://deb.debian.org/debian bookworm/main armhf xserver-common all 2:21.1.7-3 [2382 kB]
 Get: 318 http://deb.debian.org/debian bookworm/main armhf xvfb armhf 2:21.1.7-3 [3009 kB]
-Fetched 236 MB in 21s (11.1 MB/s)
+Fetched 236 MB in 23s (10.4 MB/s)
 debconf: delaying package configuration, since apt-utils is not installed
 Selecting previously unselected package liblocale-gettext-perl.
 (Reading database ... 
(Reading database ... 5%
(Reading database ... 10%
(Reading database ... 15%
(Reading database ... 20%
(Reading database ... 25%
(Reading database ... 30%
(Reading database ... 35%
(Reading database ... 40%
(Reading database ... 45%
(Reading database ... 50%
(Reading database ... 55%
(Reading database ... 60%
(Reading database ... 65%
(Reading database ... 70%
(Reading database ... 75%
(Reading database ... 80%
(Reading database ... 85%
(Reading database ... 90%
(Reading database ... 95%
(Reading database ... 100%
(Reading database ... 19329 files and directories currently installed.)
@@ -1832,8 +1864,19 @@
 Writing extended state information...
 Building tag database...
  -> Finished parsing the build-deps
+Reading package lists...
+Building dependency tree...
+Reading state information...
+usrmerge is already the newest version (35).
+0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 I: Building the package
-I: Running cd /build/pysurfer-0.11.0/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-buildpackage -us -uc -b && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-genchanges -S  > ../pysurfer_0.11.0-4_source.changes
+I: user script /srv/workspace/pbuilder/3978/tmp/hooks/A99_set_merged_usr starting
+Re-configuring usrmerge...
+removed '/etc/unsupported-skip-usrmerge-conversion'
+The system has been successfully converted.
+I: user script /srv/workspace/pbuilder/3978/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/pysurfer-0.11.0/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path" HOME="/nonexistent/second-build" dpkg-buildpackage -us -uc -b && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path" HOME="/nonexistent/second-build" dpkg-genchanges -S  > ../pysurfer_0.11.0-4_source.changes
 dpkg-buildpackage: info: source package pysurfer
 dpkg-buildpackage: info: source version 0.11.0-4
 dpkg-buildpackage: info: source distribution unstable
@@ -1868,14 +1911,14 @@
 creating /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer
 copying surfer/io.py -> /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer
 copying surfer/utils.py -> /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer
-copying surfer/_commandline.py -> /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer
-copying surfer/__init__.py -> /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer
 copying surfer/cm.py -> /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer
 copying surfer/viz.py -> /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer
+copying surfer/_commandline.py -> /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer
+copying surfer/__init__.py -> /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer
 creating /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/tests
+copying surfer/tests/test_viz.py -> /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/tests
 copying surfer/tests/test_utils.py -> /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/tests
 copying surfer/tests/__init__.py -> /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/tests
-copying surfer/tests/test_viz.py -> /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/tests
 running egg_info
 creating pysurfer.egg-info
 writing pysurfer.egg-info/PKG-INFO
@@ -1910,28 +1953,28 @@
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/__init__.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf70cbdf0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb6495210>
         __name__   = 'surfer'
         __package__ = 'surfer'
         __path__   = ['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer']
-        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf70cbdf0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb6495210>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 surfer/viz.py:13: in <module>
     from mayavi import mlab
         __builtins__ = <builtins>
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/viz.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf7108410>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb6495930>
         __name__   = 'surfer.viz'
         __package__ = 'surfer'
-        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf7108410>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
-        deepcopy   = <function deepcopy at 0xf76dec08>
+        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb6495930>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
+        deepcopy   = <function deepcopy at 0xb6a9fc58>
         floor      = <built-in function floor>
         logging    = <module 'logging' from '/usr/lib/python3.11/logging/__init__.py'>
         nib        = <module 'nibabel' from '/usr/lib/python3/dist-packages/nibabel/__init__.py'>
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         os         = <module 'os' (frozen)>
-        pjoin      = <function join at 0xf791c4d8>
+        pjoin      = <function join at 0xb6cdb528>
         warn       = <built-in function warn>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/mayavi/mlab.py:16: in <module>
@@ -1940,21 +1983,21 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/__pycache__/mlab.cpython-311.pyc'
         __doc__    = '\nmlab: a simple scripting interface to Mayavi2 for 3D plotting.\n\nCan be used inside Mayavi2 itself, in "ipython --gui=qt", or in any\napplication with a compatible UI (Qt or wxPython).\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/mlab.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5e2c390>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb51eb7f0>
         __name__   = 'mayavi.mlab'
         __package__ = 'mayavi'
-        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5e2c390>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
-        process_ui_events = <function process_ui_events at 0xf5e48848>
+        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb51eb7f0>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
+        process_ui_events = <function process_ui_events at 0xb5209898>
 /usr/lib/python3/dist-packages/mayavi/tools/camera.py:24: in <module>
     from .engine_manager import get_engine
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/camera.cpython-311.pyc'
         __doc__    = '\nControlling the camera.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/camera.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5e49af0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5208ef0>
         __name__   = 'mayavi.tools.camera'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5e49af0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5208ef0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         pi         = 3.141592653589793
         sys        = <module 'sys' (built-in)>
@@ -1964,10 +2007,10 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/engine_manager.cpython-311.pyc'
         __doc__    = '\nCentral registry for figures with mlab.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5e49f10>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5212330>
         __name__   = 'mayavi.tools.engine_manager'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5e49f10>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5212330>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
         os         = <module 'os' (frozen)>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/traits/api.py:173: in <module>
@@ -2013,7 +2056,7 @@
         CUnicode   = <class 'traits.trait_types.CStr'>
         Callable   = <class 'traits.trait_types.Callable'>
         Code       = <class 'traits.trait_types.Code'>
-        Color      = <traits.trait_factory.TraitFactory object at 0xf5e17950>
+        Color      = <traits.trait_factory.TraitFactory object at 0xb51cbf50>
         ComparisonMode = <enum 'ComparisonMode'>
         Complex    = <class 'traits.trait_types.Complex'>
         Constant   = <class 'traits.trait_types.Constant'>
@@ -2025,35 +2068,35 @@
         DelegatesTo = <class 'traits.trait_types.DelegatesTo'>
         DelegationError = <class 'traits.trait_errors.DelegationError'>
         Dict       = <class 'traits.trait_types.Dict'>
-        DictStrAny = <traits.trait_types.Dict object at 0xf5dd38b0>
-        DictStrBool = <traits.trait_types.Dict object at 0xf5dd39b0>
-        DictStrFloat = <traits.trait_types.Dict object at 0xf5dd38f0>
-        DictStrInt = <traits.trait_types.Dict object at 0xf5dd3770>
-        DictStrList = <traits.trait_types.Dict object at 0xf5dd3a50>
-        DictStrStr = <traits.trait_types.Dict object at 0xf6c321f0>
+        DictStrAny = <traits.trait_types.Dict object at 0xb519ae90>
+        DictStrBool = <traits.trait_types.Dict object at 0xb519aed0>
+        DictStrFloat = <traits.trait_types.Dict object at 0xb519af70>
+        DictStrInt = <traits.trait_types.Dict object at 0xb519af10>
+        DictStrList = <traits.trait_types.Dict object at 0xb51460b0>
+        DictStrStr = <traits.trait_types.Dict object at 0xb519aeb0>
         Directory  = <class 'traits.trait_types.Directory'>
-        Disallow   = <traits.trait_types.Disallow object at 0xf5dd3450>
+        Disallow   = <traits.trait_types.Disallow object at 0xb519aa30>
         Either     = <class 'traits.trait_types.Either'>
         Enum       = <class 'traits.trait_types.Enum'>
         Event      = <class 'traits.trait_types.Event'>
         Expression = <class 'traits.trait_types.Expression'>
         File       = <class 'traits.trait_types.File'>
         Float      = <class 'traits.trait_types.Float'>
-        Font       = <traits.trait_factory.TraitFactory object at 0xf5e179d0>
+        Font       = <traits.trait_factory.TraitFactory object at 0xb51cbfd0>
         Function   = <class 'traits.trait_types.Function'>
         HTML       = <class 'traits.trait_types.HTML'>
         Instance   = <class 'traits.trait_types.Instance'>
         Int        = <class 'traits.trait_types.Int'>
         List       = <class 'traits.trait_types.List'>
-        ListBool   = <traits.trait_types.List object at 0xf5dd3670>
-        ListComplex = <traits.trait_types.List object at 0xf5dd35d0>
-        ListFloat  = <traits.trait_types.List object at 0xf5dd34f0>
-        ListFunction = <traits.trait_types.List object at 0xf5dd36f0>
-        ListInt    = <traits.trait_types.List object at 0xf7114630>
-        ListMethod = <traits.trait_types.List object at 0xf669fdb0>
-        ListStr    = <traits.trait_types.List object at 0xf5dd34d0>
-        ListThis   = <traits.trait_types.List object at 0xf7103ef0>
-        ListUnicode = <traits.trait_types.List object at 0xf5dd3550>
+        ListBool   = <traits.trait_types.List object at 0xb519ac50>
+        ListComplex = <traits.trait_types.List object at 0xb519abb0>
+        ListFloat  = <traits.trait_types.List object at 0xb519aab0>
+        ListFunction = <traits.trait_types.List object at 0xb519acd0>
+        ListInt    = <traits.trait_types.List object at 0xb519aad0>
+        ListMethod = <traits.trait_types.List object at 0xb519ad10>
+        ListStr    = <traits.trait_types.List object at 0xb519aaf0>
+        ListThis   = <traits.trait_types.List object at 0xb519adf0>
+        ListUnicode = <traits.trait_types.List object at 0xb519ab30>
         Long       = <class 'traits.trait_types.Int'>
         Map        = <class 'traits.trait_types.Map'>
         Method     = <class 'traits.trait_types.Method'>
@@ -2064,14 +2107,14 @@
         Password   = <class 'traits.trait_types.Password'>
         PrefixList = <class 'traits.trait_types.PrefixList'>
         PrefixMap  = <class 'traits.trait_types.PrefixMap'>
-        Property   = <traits.trait_factory.TraitFactory object at 0xf5e178d0>
+        Property   = <traits.trait_factory.TraitFactory object at 0xb51cbed0>
         PrototypedFrom = <class 'traits.trait_types.PrototypedFrom'>
         Python     = <class 'traits.trait_types.Python'>
         PythonValue = <class 'traits.trait_types.PythonValue'>
-        RGBColor   = <traits.trait_factory.TraitFactory object at 0xf5e17990>
+        RGBColor   = <traits.trait_factory.TraitFactory object at 0xb51cbf90>
         RICH_COMPARE = <ComparisonMode.equality: 2>
         Range      = <class 'traits.trait_types.Range'>
-        ReadOnly   = <traits.trait_types.ReadOnly object at 0xf5dd3430>
+        ReadOnly   = <traits.trait_types.ReadOnly object at 0xb519aa10>
         Regex      = <class 'traits.trait_types.Regex'>
         Self       = <self>
         Set        = <class 'traits.trait_types.Set'>
@@ -2084,7 +2127,7 @@
         Time       = <class 'traits.trait_types.Time'>
         Title      = <class 'traits.trait_types.Title'>
         ToolbarButton = <class 'traits.trait_types.ToolbarButton'>
-        Trait      = <function Trait at 0xf5e21168>
+        Trait      = <function Trait at 0xb51db1b8>
         TraitChangeNotifyWrapper = <class 'traits.trait_notifiers.TraitChangeNotifyWrapper'>
         TraitError = <class 'traits.trait_errors.TraitError'>
         TraitFactory = <class 'traits.trait_factory.TraitFactory'>
@@ -2104,17 +2147,17 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/api.cpython-311.pyc'
         __doc__    = ' Pseudo-package for all of the core symbols from Traits and TraitsUI.\nUse this module for importing Traits names into your namespace. For example::\n\n    from traits.api import HasTraits\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5e542b0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb52126b0>
         __name__   = 'traits.api'
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5e542b0>, origin='/usr/lib/python3/dist-packages/traits/api.py')
-        as_ctrait  = <function as_ctrait at 0xf5e62438>
+        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb52126b0>, origin='/usr/lib/python3/dist-packages/traits/api.py')
+        as_ctrait  = <function as_ctrait at 0xb5222488>
         false      = <class 'traits.trait_types.Bool'>
-        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
-        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
+        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
+        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
         self       = <class 'traits.trait_types.self'>
-        true       = <traits.trait_types.Bool object at 0xf5dd3490>
-        undefined  = <traits.trait_types.Any object at 0xf5dd34b0>
+        true       = <traits.trait_types.Bool object at 0xb519aa70>
+        undefined  = <traits.trait_types.Any object at 0xb519aa90>
 /usr/lib/python3/dist-packages/traits/has_traits.py:32: in <module>
     from .observation import api as observe_api
         AdaptationError = <class 'traits.adaptation.adaptation_error.AdaptationError'>
@@ -2128,11 +2171,11 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/has_traits.cpython-311.pyc'
         __doc__    = ' Defines the HasTraits class, along with several useful subclasses and\n    associated metaclasses.\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/has_traits.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5dd3c50>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb64be6b0>
         __name__   = 'traits.has_traits'
-        __newobj__ = <function __newobj__ at 0xf5df1b18>
+        __newobj__ = <function __newobj__ at 0xb51b1b68>
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5dd3c50>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
+        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb64be6b0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
         abc        = <module 'abc' (frozen)>
         copy_module = <module 'copy' from '/usr/lib/python3.11/copy.py'>
         inspect    = <module 'inspect' from '/usr/lib/python3.11/inspect.py'>
@@ -2149,34 +2192,34 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/api.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5d93790>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5150d30>
         __name__   = 'traits.observation.api'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5d93790>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
-        anytrait   = <function anytrait at 0xf5d44258>
-        apply_observers = <function apply_observers at 0xf5d44528>
-        compile_expr = <functools._lru_cache_wrapper object at 0xf5d342e8>
-        dict_items = <function dict_items at 0xf5d44168>
-        dispatch_same = <function dispatch_same at 0xf5d44488>
-        list_items = <function list_items at 0xf5d441b8>
-        match      = <function match at 0xf5d44208>
-        metadata   = <function metadata at 0xf5d442a8>
-        observe    = <function observe at 0xf5d444d8>
-        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        set_items  = <function set_items at 0xf5d442f8>
-        trait      = <function trait at 0xf5d44348>
+        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5150d30>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
+        anytrait   = <function anytrait at 0xb51052a8>
+        apply_observers = <function apply_observers at 0xb5105578>
+        compile_expr = <functools._lru_cache_wrapper object at 0xb50f7290>
+        dict_items = <function dict_items at 0xb51051b8>
+        dispatch_same = <function dispatch_same at 0xb51054d8>
+        list_items = <function list_items at 0xb5105208>
+        match      = <function match at 0xb5105258>
+        metadata   = <function metadata at 0xb51052f8>
+        observe    = <function observe at 0xb5105528>
+        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        set_items  = <function set_items at 0xb5105348>
+        trait      = <function trait at 0xb5105398>
 /usr/lib/python3/dist-packages/traits/observation/parsing.py:13: in <module>
     from traits.observation import _generated_parser
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/parsing.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/parsing.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5d39eb0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5101490>
         __name__   = 'traits.observation.parsing'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5d39eb0>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
-        lru_cache  = <function lru_cache at 0xf78dc668>
+        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5101490>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
+        lru_cache  = <function lru_cache at 0xb6c9c6b8>
 /usr/lib/python3/dist-packages/traits/observation/_generated_parser.py:258: in <module>
     import sre_parse
         GrammarError = <class 'traits.observation._generated_parser.GrammarError'>
@@ -2197,23 +2240,23 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/_generated_parser.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5d47170>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5101710>
         __name__   = 'traits.observation._generated_parser'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5d47170>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
+        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5101710>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
         __warningregistry__ = {'version': 42}
-        _deserialize = <function _deserialize at 0xf5d44d48>
-        classify   = <function classify at 0xf5d447a8>
+        _deserialize = <function _deserialize at 0xb5105d98>
+        classify   = <function classify at 0xb51057f8>
         classtype  = <class 'type'>
-        contextmanager = <function contextmanager at 0xf793c848>
+        contextmanager = <function contextmanager at 0xb6cfa898>
         open       = <built-in function open>
         os         = <module 'os' (frozen)>
         partial    = <class 'functools.partial'>
         re         = <module 're' from '/usr/lib/python3.11/re/__init__.py'>
-        smart_decorator = <function smart_decorator at 0xf5d44e38>
+        smart_decorator = <function smart_decorator at 0xb5105e88>
         sys        = <module 'sys' (built-in)>
         types      = <module 'types' from '/usr/lib/python3.11/types.py'>
-        wraps      = <function wraps at 0xf78fd9d8>
+        wraps      = <function wraps at 0xb6cbda28>
 /usr/lib/python3.11/sre_parse.py:2: in <module>
     warnings.warn(f"module {__name__!r} is deprecated",
 E   DeprecationWarning: module 'sre_parse' is deprecated
@@ -2221,10 +2264,10 @@
         __cached__ = '/usr/lib/python3.11/__pycache__/sre_parse.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3.11/sre_parse.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5cf41d0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb50b2770>
         __name__   = 'sre_parse'
         __package__ = ''
-        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5cf41d0>, origin='/usr/lib/python3.11/sre_parse.py')
+        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb50b2770>, origin='/usr/lib/python3.11/sre_parse.py')
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 _ ERROR collecting .pybuild/cpython3_3.11_surfer/build/surfer/_commandline.py __
 /usr/lib/python3.11/importlib/__init__.py:126: in import_module
@@ -2239,12 +2282,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer._commandline'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer._commandline'
         parent     = 'surfer'
         parent_spec = None
@@ -2252,7 +2295,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -2261,29 +2304,29 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer'
 <frozen importlib._bootstrap>:1149: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer'
         parent     = ''
         parent_spec = None
         path       = None
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf591c930>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d13a70>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap>:690: in _load_unlocked
     ???
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf591c930>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d13a70>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap_external>:940: in exec_module
     ???
-        code       = <code object <module> at 0xf5d78aa0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
+        code       = <code object <module> at 0xb5138aa0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        self       = <_frozen_importlib_external.SourceFileLoader object at 0xf591c930>
+        self       = <_frozen_importlib_external.SourceFileLoader object at 0xb4d13a70>
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
-        args       = (<code object <module> at 0xf5d78aa0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
+        args       = (<code object <module> at 0xb5138aa0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
         f          = <built-in function exec>
         kwds       = {}
 surfer/__init__.py:1: in <module>
@@ -2292,28 +2335,28 @@
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/__init__.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf591c930>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d13a70>
         __name__   = 'surfer'
         __package__ = 'surfer'
         __path__   = ['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer']
-        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf591c930>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d13a70>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 surfer/viz.py:13: in <module>
     from mayavi import mlab
         __builtins__ = <builtins>
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/viz.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf591c750>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d136b0>
         __name__   = 'surfer.viz'
         __package__ = 'surfer'
-        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf591c750>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
-        deepcopy   = <function deepcopy at 0xf76dec08>
+        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d136b0>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
+        deepcopy   = <function deepcopy at 0xb6a9fc58>
         floor      = <built-in function floor>
         logging    = <module 'logging' from '/usr/lib/python3.11/logging/__init__.py'>
         nib        = <module 'nibabel' from '/usr/lib/python3/dist-packages/nibabel/__init__.py'>
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         os         = <module 'os' (frozen)>
-        pjoin      = <function join at 0xf791c4d8>
+        pjoin      = <function join at 0xb6cdb528>
         warn       = <built-in function warn>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/mayavi/mlab.py:16: in <module>
@@ -2322,21 +2365,21 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/__pycache__/mlab.cpython-311.pyc'
         __doc__    = '\nmlab: a simple scripting interface to Mayavi2 for 3D plotting.\n\nCan be used inside Mayavi2 itself, in "ipython --gui=qt", or in any\napplication with a compatible UI (Qt or wxPython).\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/mlab.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf591c0b0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d133b0>
         __name__   = 'mayavi.mlab'
         __package__ = 'mayavi'
-        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf591c0b0>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
-        process_ui_events = <function process_ui_events at 0xf5e48848>
+        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d133b0>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
+        process_ui_events = <function process_ui_events at 0xb5209898>
 /usr/lib/python3/dist-packages/mayavi/tools/camera.py:24: in <module>
     from .engine_manager import get_engine
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/camera.cpython-311.pyc'
         __doc__    = '\nControlling the camera.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/camera.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5957e30>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d13b70>
         __name__   = 'mayavi.tools.camera'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5957e30>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d13b70>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         pi         = 3.141592653589793
         sys        = <module 'sys' (built-in)>
@@ -2346,10 +2389,10 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/engine_manager.cpython-311.pyc'
         __doc__    = '\nCentral registry for figures with mlab.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5957a90>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d18170>
         __name__   = 'mayavi.tools.engine_manager'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5957a90>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d18170>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
         os         = <module 'os' (frozen)>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/traits/api.py:173: in <module>
@@ -2395,7 +2438,7 @@
         CUnicode   = <class 'traits.trait_types.CStr'>
         Callable   = <class 'traits.trait_types.Callable'>
         Code       = <class 'traits.trait_types.Code'>
-        Color      = <traits.trait_factory.TraitFactory object at 0xf5e17950>
+        Color      = <traits.trait_factory.TraitFactory object at 0xb51cbf50>
         ComparisonMode = <enum 'ComparisonMode'>
         Complex    = <class 'traits.trait_types.Complex'>
         Constant   = <class 'traits.trait_types.Constant'>
@@ -2407,35 +2450,35 @@
         DelegatesTo = <class 'traits.trait_types.DelegatesTo'>
         DelegationError = <class 'traits.trait_errors.DelegationError'>
         Dict       = <class 'traits.trait_types.Dict'>
-        DictStrAny = <traits.trait_types.Dict object at 0xf5dd38b0>
-        DictStrBool = <traits.trait_types.Dict object at 0xf5dd39b0>
-        DictStrFloat = <traits.trait_types.Dict object at 0xf5dd38f0>
-        DictStrInt = <traits.trait_types.Dict object at 0xf5dd3770>
-        DictStrList = <traits.trait_types.Dict object at 0xf5dd3a50>
-        DictStrStr = <traits.trait_types.Dict object at 0xf6c321f0>
+        DictStrAny = <traits.trait_types.Dict object at 0xb519ae90>
+        DictStrBool = <traits.trait_types.Dict object at 0xb519aed0>
+        DictStrFloat = <traits.trait_types.Dict object at 0xb519af70>
+        DictStrInt = <traits.trait_types.Dict object at 0xb519af10>
+        DictStrList = <traits.trait_types.Dict object at 0xb51460b0>
+        DictStrStr = <traits.trait_types.Dict object at 0xb519aeb0>
         Directory  = <class 'traits.trait_types.Directory'>
-        Disallow   = <traits.trait_types.Disallow object at 0xf5dd3450>
+        Disallow   = <traits.trait_types.Disallow object at 0xb519aa30>
         Either     = <class 'traits.trait_types.Either'>
         Enum       = <class 'traits.trait_types.Enum'>
         Event      = <class 'traits.trait_types.Event'>
         Expression = <class 'traits.trait_types.Expression'>
         File       = <class 'traits.trait_types.File'>
         Float      = <class 'traits.trait_types.Float'>
-        Font       = <traits.trait_factory.TraitFactory object at 0xf5e179d0>
+        Font       = <traits.trait_factory.TraitFactory object at 0xb51cbfd0>
         Function   = <class 'traits.trait_types.Function'>
         HTML       = <class 'traits.trait_types.HTML'>
         Instance   = <class 'traits.trait_types.Instance'>
         Int        = <class 'traits.trait_types.Int'>
         List       = <class 'traits.trait_types.List'>
-        ListBool   = <traits.trait_types.List object at 0xf5dd3670>
-        ListComplex = <traits.trait_types.List object at 0xf5dd35d0>
-        ListFloat  = <traits.trait_types.List object at 0xf5dd34f0>
-        ListFunction = <traits.trait_types.List object at 0xf5dd36f0>
-        ListInt    = <traits.trait_types.List object at 0xf7114630>
-        ListMethod = <traits.trait_types.List object at 0xf669fdb0>
-        ListStr    = <traits.trait_types.List object at 0xf5dd34d0>
-        ListThis   = <traits.trait_types.List object at 0xf7103ef0>
-        ListUnicode = <traits.trait_types.List object at 0xf5dd3550>
+        ListBool   = <traits.trait_types.List object at 0xb519ac50>
+        ListComplex = <traits.trait_types.List object at 0xb519abb0>
+        ListFloat  = <traits.trait_types.List object at 0xb519aab0>
+        ListFunction = <traits.trait_types.List object at 0xb519acd0>
+        ListInt    = <traits.trait_types.List object at 0xb519aad0>
+        ListMethod = <traits.trait_types.List object at 0xb519ad10>
+        ListStr    = <traits.trait_types.List object at 0xb519aaf0>
+        ListThis   = <traits.trait_types.List object at 0xb519adf0>
+        ListUnicode = <traits.trait_types.List object at 0xb519ab30>
         Long       = <class 'traits.trait_types.Int'>
         Map        = <class 'traits.trait_types.Map'>
         Method     = <class 'traits.trait_types.Method'>
@@ -2446,14 +2489,14 @@
         Password   = <class 'traits.trait_types.Password'>
         PrefixList = <class 'traits.trait_types.PrefixList'>
         PrefixMap  = <class 'traits.trait_types.PrefixMap'>
-        Property   = <traits.trait_factory.TraitFactory object at 0xf5e178d0>
+        Property   = <traits.trait_factory.TraitFactory object at 0xb51cbed0>
         PrototypedFrom = <class 'traits.trait_types.PrototypedFrom'>
         Python     = <class 'traits.trait_types.Python'>
         PythonValue = <class 'traits.trait_types.PythonValue'>
-        RGBColor   = <traits.trait_factory.TraitFactory object at 0xf5e17990>
+        RGBColor   = <traits.trait_factory.TraitFactory object at 0xb51cbf90>
         RICH_COMPARE = <ComparisonMode.equality: 2>
         Range      = <class 'traits.trait_types.Range'>
-        ReadOnly   = <traits.trait_types.ReadOnly object at 0xf5dd3430>
+        ReadOnly   = <traits.trait_types.ReadOnly object at 0xb519aa10>
         Regex      = <class 'traits.trait_types.Regex'>
         Self       = <self>
         Set        = <class 'traits.trait_types.Set'>
@@ -2466,7 +2509,7 @@
         Time       = <class 'traits.trait_types.Time'>
         Title      = <class 'traits.trait_types.Title'>
         ToolbarButton = <class 'traits.trait_types.ToolbarButton'>
-        Trait      = <function Trait at 0xf5e21168>
+        Trait      = <function Trait at 0xb51db1b8>
         TraitChangeNotifyWrapper = <class 'traits.trait_notifiers.TraitChangeNotifyWrapper'>
         TraitError = <class 'traits.trait_errors.TraitError'>
         TraitFactory = <class 'traits.trait_factory.TraitFactory'>
@@ -2486,17 +2529,17 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/api.cpython-311.pyc'
         __doc__    = ' Pseudo-package for all of the core symbols from Traits and TraitsUI.\nUse this module for importing Traits names into your namespace. For example::\n\n    from traits.api import HasTraits\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5957230>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d184f0>
         __name__   = 'traits.api'
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5957230>, origin='/usr/lib/python3/dist-packages/traits/api.py')
-        as_ctrait  = <function as_ctrait at 0xf5e62438>
+        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d184f0>, origin='/usr/lib/python3/dist-packages/traits/api.py')
+        as_ctrait  = <function as_ctrait at 0xb5222488>
         false      = <class 'traits.trait_types.Bool'>
-        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
-        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
+        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
+        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
         self       = <class 'traits.trait_types.self'>
-        true       = <traits.trait_types.Bool object at 0xf5dd3490>
-        undefined  = <traits.trait_types.Any object at 0xf5dd34b0>
+        true       = <traits.trait_types.Bool object at 0xb519aa70>
+        undefined  = <traits.trait_types.Any object at 0xb519aa90>
 /usr/lib/python3/dist-packages/traits/has_traits.py:32: in <module>
     from .observation import api as observe_api
         AdaptationError = <class 'traits.adaptation.adaptation_error.AdaptationError'>
@@ -2510,11 +2553,11 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/has_traits.cpython-311.pyc'
         __doc__    = ' Defines the HasTraits class, along with several useful subclasses and\n    associated metaclasses.\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/has_traits.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf59570b0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d18eb0>
         __name__   = 'traits.has_traits'
-        __newobj__ = <function __newobj__ at 0xf5df1b18>
+        __newobj__ = <function __newobj__ at 0xb51b1b68>
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf59570b0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
+        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d18eb0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
         abc        = <module 'abc' (frozen)>
         copy_module = <module 'copy' from '/usr/lib/python3.11/copy.py'>
         inspect    = <module 'inspect' from '/usr/lib/python3.11/inspect.py'>
@@ -2531,34 +2574,34 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/api.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5921c50>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4fdab30>
         __name__   = 'traits.observation.api'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5921c50>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
-        anytrait   = <function anytrait at 0xf5d44258>
-        apply_observers = <function apply_observers at 0xf5d44528>
-        compile_expr = <functools._lru_cache_wrapper object at 0xf5d342e8>
-        dict_items = <function dict_items at 0xf5d44168>
-        dispatch_same = <function dispatch_same at 0xf5d44488>
-        list_items = <function list_items at 0xf5d441b8>
-        match      = <function match at 0xf5d44208>
-        metadata   = <function metadata at 0xf5d442a8>
-        observe    = <function observe at 0xf5d444d8>
-        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        set_items  = <function set_items at 0xf5d442f8>
-        trait      = <function trait at 0xf5d44348>
+        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4fdab30>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
+        anytrait   = <function anytrait at 0xb51052a8>
+        apply_observers = <function apply_observers at 0xb5105578>
+        compile_expr = <functools._lru_cache_wrapper object at 0xb50f7290>
+        dict_items = <function dict_items at 0xb51051b8>
+        dispatch_same = <function dispatch_same at 0xb51054d8>
+        list_items = <function list_items at 0xb5105208>
+        match      = <function match at 0xb5105258>
+        metadata   = <function metadata at 0xb51052f8>
+        observe    = <function observe at 0xb5105528>
+        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        set_items  = <function set_items at 0xb5105348>
+        trait      = <function trait at 0xb5105398>
 /usr/lib/python3/dist-packages/traits/observation/parsing.py:13: in <module>
     from traits.observation import _generated_parser
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/parsing.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/parsing.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5921d10>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4fdacd0>
         __name__   = 'traits.observation.parsing'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5921d10>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
-        lru_cache  = <function lru_cache at 0xf78dc668>
+        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4fdacd0>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
+        lru_cache  = <function lru_cache at 0xb6c9c6b8>
 /usr/lib/python3/dist-packages/traits/observation/_generated_parser.py:258: in <module>
     import sre_parse
         GrammarError = <class 'traits.observation._generated_parser.GrammarError'>
@@ -2579,23 +2622,23 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/_generated_parser.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf59215b0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4fda7f0>
         __name__   = 'traits.observation._generated_parser'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf59215b0>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
+        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4fda7f0>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
         __warningregistry__ = {'version': 75}
-        _deserialize = <function _deserialize at 0xf5ccede8>
-        classify   = <function classify at 0xf5cce7a8>
+        _deserialize = <function _deserialize at 0xb508fe38>
+        classify   = <function classify at 0xb508f7f8>
         classtype  = <class 'type'>
-        contextmanager = <function contextmanager at 0xf793c848>
+        contextmanager = <function contextmanager at 0xb6cfa898>
         open       = <built-in function open>
         os         = <module 'os' (frozen)>
         partial    = <class 'functools.partial'>
         re         = <module 're' from '/usr/lib/python3.11/re/__init__.py'>
-        smart_decorator = <function smart_decorator at 0xf5cceed8>
+        smart_decorator = <function smart_decorator at 0xb508ff28>
         sys        = <module 'sys' (built-in)>
         types      = <module 'types' from '/usr/lib/python3.11/types.py'>
-        wraps      = <function wraps at 0xf78fd9d8>
+        wraps      = <function wraps at 0xb6cbda28>
 /usr/lib/python3.11/sre_parse.py:2: in <module>
     warnings.warn(f"module {__name__!r} is deprecated",
 E   DeprecationWarning: module 'sre_parse' is deprecated
@@ -2603,10 +2646,10 @@
         __cached__ = '/usr/lib/python3.11/__pycache__/sre_parse.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3.11/sre_parse.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf59e3510>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5049330>
         __name__   = 'sre_parse'
         __package__ = ''
-        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf59e3510>, origin='/usr/lib/python3.11/sre_parse.py')
+        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5049330>, origin='/usr/lib/python3.11/sre_parse.py')
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 ______ ERROR collecting .pybuild/cpython3_3.11_surfer/build/surfer/cm.py _______
 /usr/lib/python3.11/importlib/__init__.py:126: in import_module
@@ -2621,12 +2664,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer.cm'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer.cm'
         parent     = 'surfer'
         parent_spec = None
@@ -2634,7 +2677,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -2643,29 +2686,29 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer'
 <frozen importlib._bootstrap>:1149: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer'
         parent     = ''
         parent_spec = None
         path       = None
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a29210>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e0ba50>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap>:690: in _load_unlocked
     ???
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a29210>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e0ba50>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap_external>:940: in exec_module
     ???
-        code       = <code object <module> at 0xf702a3a0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
+        code       = <code object <module> at 0xb63eb3a0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        self       = <_frozen_importlib_external.SourceFileLoader object at 0xf5a29210>
+        self       = <_frozen_importlib_external.SourceFileLoader object at 0xb4e0ba50>
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
-        args       = (<code object <module> at 0xf702a3a0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
+        args       = (<code object <module> at 0xb63eb3a0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
         f          = <built-in function exec>
         kwds       = {}
 surfer/__init__.py:1: in <module>
@@ -2674,28 +2717,28 @@
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/__init__.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a29210>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4e0ba50>
         __name__   = 'surfer'
         __package__ = 'surfer'
         __path__   = ['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer']
-        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a29210>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e0ba50>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 surfer/viz.py:13: in <module>
     from mayavi import mlab
         __builtins__ = <builtins>
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/viz.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a29050>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4e0bc90>
         __name__   = 'surfer.viz'
         __package__ = 'surfer'
-        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a29050>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
-        deepcopy   = <function deepcopy at 0xf76dec08>
+        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e0bc90>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
+        deepcopy   = <function deepcopy at 0xb6a9fc58>
         floor      = <built-in function floor>
         logging    = <module 'logging' from '/usr/lib/python3.11/logging/__init__.py'>
         nib        = <module 'nibabel' from '/usr/lib/python3/dist-packages/nibabel/__init__.py'>
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         os         = <module 'os' (frozen)>
-        pjoin      = <function join at 0xf791c4d8>
+        pjoin      = <function join at 0xb6cdb528>
         warn       = <built-in function warn>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/mayavi/mlab.py:16: in <module>
@@ -2704,21 +2747,21 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/__pycache__/mlab.cpython-311.pyc'
         __doc__    = '\nmlab: a simple scripting interface to Mayavi2 for 3D plotting.\n\nCan be used inside Mayavi2 itself, in "ipython --gui=qt", or in any\napplication with a compatible UI (Qt or wxPython).\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/mlab.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a844d0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4e4ad30>
         __name__   = 'mayavi.mlab'
         __package__ = 'mayavi'
-        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a844d0>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
-        process_ui_events = <function process_ui_events at 0xf5e48848>
+        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e4ad30>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
+        process_ui_events = <function process_ui_events at 0xb5209898>
 /usr/lib/python3/dist-packages/mayavi/tools/camera.py:24: in <module>
     from .engine_manager import get_engine
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/camera.cpython-311.pyc'
         __doc__    = '\nControlling the camera.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/camera.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a54c90>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4e4acf0>
         __name__   = 'mayavi.tools.camera'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a54c90>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e4acf0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         pi         = 3.141592653589793
         sys        = <module 'sys' (built-in)>
@@ -2728,10 +2771,10 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/engine_manager.cpython-311.pyc'
         __doc__    = '\nCentral registry for figures with mlab.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a54a50>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4e4a0f0>
         __name__   = 'mayavi.tools.engine_manager'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a54a50>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e4a0f0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
         os         = <module 'os' (frozen)>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/traits/api.py:173: in <module>
@@ -2777,7 +2820,7 @@
         CUnicode   = <class 'traits.trait_types.CStr'>
         Callable   = <class 'traits.trait_types.Callable'>
         Code       = <class 'traits.trait_types.Code'>
-        Color      = <traits.trait_factory.TraitFactory object at 0xf5e17950>
+        Color      = <traits.trait_factory.TraitFactory object at 0xb51cbf50>
         ComparisonMode = <enum 'ComparisonMode'>
         Complex    = <class 'traits.trait_types.Complex'>
         Constant   = <class 'traits.trait_types.Constant'>
@@ -2789,35 +2832,35 @@
         DelegatesTo = <class 'traits.trait_types.DelegatesTo'>
         DelegationError = <class 'traits.trait_errors.DelegationError'>
         Dict       = <class 'traits.trait_types.Dict'>
-        DictStrAny = <traits.trait_types.Dict object at 0xf5dd38b0>
-        DictStrBool = <traits.trait_types.Dict object at 0xf5dd39b0>
-        DictStrFloat = <traits.trait_types.Dict object at 0xf5dd38f0>
-        DictStrInt = <traits.trait_types.Dict object at 0xf5dd3770>
-        DictStrList = <traits.trait_types.Dict object at 0xf5dd3a50>
-        DictStrStr = <traits.trait_types.Dict object at 0xf6c321f0>
+        DictStrAny = <traits.trait_types.Dict object at 0xb519ae90>
+        DictStrBool = <traits.trait_types.Dict object at 0xb519aed0>
+        DictStrFloat = <traits.trait_types.Dict object at 0xb519af70>
+        DictStrInt = <traits.trait_types.Dict object at 0xb519af10>
+        DictStrList = <traits.trait_types.Dict object at 0xb51460b0>
+        DictStrStr = <traits.trait_types.Dict object at 0xb519aeb0>
         Directory  = <class 'traits.trait_types.Directory'>
-        Disallow   = <traits.trait_types.Disallow object at 0xf5dd3450>
+        Disallow   = <traits.trait_types.Disallow object at 0xb519aa30>
         Either     = <class 'traits.trait_types.Either'>
         Enum       = <class 'traits.trait_types.Enum'>
         Event      = <class 'traits.trait_types.Event'>
         Expression = <class 'traits.trait_types.Expression'>
         File       = <class 'traits.trait_types.File'>
         Float      = <class 'traits.trait_types.Float'>
-        Font       = <traits.trait_factory.TraitFactory object at 0xf5e179d0>
+        Font       = <traits.trait_factory.TraitFactory object at 0xb51cbfd0>
         Function   = <class 'traits.trait_types.Function'>
         HTML       = <class 'traits.trait_types.HTML'>
         Instance   = <class 'traits.trait_types.Instance'>
         Int        = <class 'traits.trait_types.Int'>
         List       = <class 'traits.trait_types.List'>
-        ListBool   = <traits.trait_types.List object at 0xf5dd3670>
-        ListComplex = <traits.trait_types.List object at 0xf5dd35d0>
-        ListFloat  = <traits.trait_types.List object at 0xf5dd34f0>
-        ListFunction = <traits.trait_types.List object at 0xf5dd36f0>
-        ListInt    = <traits.trait_types.List object at 0xf7114630>
-        ListMethod = <traits.trait_types.List object at 0xf669fdb0>
-        ListStr    = <traits.trait_types.List object at 0xf5dd34d0>
-        ListThis   = <traits.trait_types.List object at 0xf7103ef0>
-        ListUnicode = <traits.trait_types.List object at 0xf5dd3550>
+        ListBool   = <traits.trait_types.List object at 0xb519ac50>
+        ListComplex = <traits.trait_types.List object at 0xb519abb0>
+        ListFloat  = <traits.trait_types.List object at 0xb519aab0>
+        ListFunction = <traits.trait_types.List object at 0xb519acd0>
+        ListInt    = <traits.trait_types.List object at 0xb519aad0>
+        ListMethod = <traits.trait_types.List object at 0xb519ad10>
+        ListStr    = <traits.trait_types.List object at 0xb519aaf0>
+        ListThis   = <traits.trait_types.List object at 0xb519adf0>
+        ListUnicode = <traits.trait_types.List object at 0xb519ab30>
         Long       = <class 'traits.trait_types.Int'>
         Map        = <class 'traits.trait_types.Map'>
         Method     = <class 'traits.trait_types.Method'>
@@ -2828,14 +2871,14 @@
         Password   = <class 'traits.trait_types.Password'>
         PrefixList = <class 'traits.trait_types.PrefixList'>
         PrefixMap  = <class 'traits.trait_types.PrefixMap'>
-        Property   = <traits.trait_factory.TraitFactory object at 0xf5e178d0>
+        Property   = <traits.trait_factory.TraitFactory object at 0xb51cbed0>
         PrototypedFrom = <class 'traits.trait_types.PrototypedFrom'>
         Python     = <class 'traits.trait_types.Python'>
         PythonValue = <class 'traits.trait_types.PythonValue'>
-        RGBColor   = <traits.trait_factory.TraitFactory object at 0xf5e17990>
+        RGBColor   = <traits.trait_factory.TraitFactory object at 0xb51cbf90>
         RICH_COMPARE = <ComparisonMode.equality: 2>
         Range      = <class 'traits.trait_types.Range'>
-        ReadOnly   = <traits.trait_types.ReadOnly object at 0xf5dd3430>
+        ReadOnly   = <traits.trait_types.ReadOnly object at 0xb519aa10>
         Regex      = <class 'traits.trait_types.Regex'>
         Self       = <self>
         Set        = <class 'traits.trait_types.Set'>
@@ -2848,7 +2891,7 @@
         Time       = <class 'traits.trait_types.Time'>
         Title      = <class 'traits.trait_types.Title'>
         ToolbarButton = <class 'traits.trait_types.ToolbarButton'>
-        Trait      = <function Trait at 0xf5e21168>
+        Trait      = <function Trait at 0xb51db1b8>
         TraitChangeNotifyWrapper = <class 'traits.trait_notifiers.TraitChangeNotifyWrapper'>
         TraitError = <class 'traits.trait_errors.TraitError'>
         TraitFactory = <class 'traits.trait_factory.TraitFactory'>
@@ -2868,17 +2911,17 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/api.cpython-311.pyc'
         __doc__    = ' Pseudo-package for all of the core symbols from Traits and TraitsUI.\nUse this module for importing Traits names into your namespace. For example::\n\n    from traits.api import HasTraits\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a54970>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4e4a590>
         __name__   = 'traits.api'
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a54970>, origin='/usr/lib/python3/dist-packages/traits/api.py')
-        as_ctrait  = <function as_ctrait at 0xf5e62438>
+        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e4a590>, origin='/usr/lib/python3/dist-packages/traits/api.py')
+        as_ctrait  = <function as_ctrait at 0xb5222488>
         false      = <class 'traits.trait_types.Bool'>
-        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
-        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
+        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
+        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
         self       = <class 'traits.trait_types.self'>
-        true       = <traits.trait_types.Bool object at 0xf5dd3490>
-        undefined  = <traits.trait_types.Any object at 0xf5dd34b0>
+        true       = <traits.trait_types.Bool object at 0xb519aa70>
+        undefined  = <traits.trait_types.Any object at 0xb519aa90>
 /usr/lib/python3/dist-packages/traits/has_traits.py:32: in <module>
     from .observation import api as observe_api
         AdaptationError = <class 'traits.adaptation.adaptation_error.AdaptationError'>
@@ -2892,11 +2935,11 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/has_traits.cpython-311.pyc'
         __doc__    = ' Defines the HasTraits class, along with several useful subclasses and\n    associated metaclasses.\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/has_traits.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a546b0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4e4a6f0>
         __name__   = 'traits.has_traits'
-        __newobj__ = <function __newobj__ at 0xf5df1b18>
+        __newobj__ = <function __newobj__ at 0xb51b1b68>
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a546b0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
+        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e4a6f0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
         abc        = <module 'abc' (frozen)>
         copy_module = <module 'copy' from '/usr/lib/python3.11/copy.py'>
         inspect    = <module 'inspect' from '/usr/lib/python3.11/inspect.py'>
@@ -2913,34 +2956,34 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/api.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf586f490>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4e10e10>
         __name__   = 'traits.observation.api'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf586f490>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
-        anytrait   = <function anytrait at 0xf5d44258>
-        apply_observers = <function apply_observers at 0xf5d44528>
-        compile_expr = <functools._lru_cache_wrapper object at 0xf5d342e8>
-        dict_items = <function dict_items at 0xf5d44168>
-        dispatch_same = <function dispatch_same at 0xf5d44488>
-        list_items = <function list_items at 0xf5d441b8>
-        match      = <function match at 0xf5d44208>
-        metadata   = <function metadata at 0xf5d442a8>
-        observe    = <function observe at 0xf5d444d8>
-        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        set_items  = <function set_items at 0xf5d442f8>
-        trait      = <function trait at 0xf5d44348>
+        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e10e10>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
+        anytrait   = <function anytrait at 0xb51052a8>
+        apply_observers = <function apply_observers at 0xb5105578>
+        compile_expr = <functools._lru_cache_wrapper object at 0xb50f7290>
+        dict_items = <function dict_items at 0xb51051b8>
+        dispatch_same = <function dispatch_same at 0xb51054d8>
+        list_items = <function list_items at 0xb5105208>
+        match      = <function match at 0xb5105258>
+        metadata   = <function metadata at 0xb51052f8>
+        observe    = <function observe at 0xb5105528>
+        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        set_items  = <function set_items at 0xb5105348>
+        trait      = <function trait at 0xb5105398>
 /usr/lib/python3/dist-packages/traits/observation/parsing.py:13: in <module>
     from traits.observation import _generated_parser
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/parsing.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/parsing.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf586f1d0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4e10c90>
         __name__   = 'traits.observation.parsing'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf586f1d0>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
-        lru_cache  = <function lru_cache at 0xf78dc668>
+        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e10c90>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
+        lru_cache  = <function lru_cache at 0xb6c9c6b8>
 /usr/lib/python3/dist-packages/traits/observation/_generated_parser.py:258: in <module>
     import sre_parse
         GrammarError = <class 'traits.observation._generated_parser.GrammarError'>
@@ -2961,23 +3004,23 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/_generated_parser.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf586fa90>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4e10a10>
         __name__   = 'traits.observation._generated_parser'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf586fa90>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
+        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e10a10>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
         __warningregistry__ = {'version': 111}
-        _deserialize = <function _deserialize at 0xf5d5c028>
-        classify   = <function classify at 0xf5d44bb8>
+        _deserialize = <function _deserialize at 0xb511a078>
+        classify   = <function classify at 0xb5105cf8>
         classtype  = <class 'type'>
-        contextmanager = <function contextmanager at 0xf793c848>
+        contextmanager = <function contextmanager at 0xb6cfa898>
         open       = <built-in function open>
         os         = <module 'os' (frozen)>
         partial    = <class 'functools.partial'>
         re         = <module 're' from '/usr/lib/python3.11/re/__init__.py'>
-        smart_decorator = <function smart_decorator at 0xf5d5c1b8>
+        smart_decorator = <function smart_decorator at 0xb511a208>
         sys        = <module 'sys' (built-in)>
         types      = <module 'types' from '/usr/lib/python3.11/types.py'>
-        wraps      = <function wraps at 0xf78fd9d8>
+        wraps      = <function wraps at 0xb6cbda28>
 /usr/lib/python3.11/sre_parse.py:2: in <module>
     warnings.warn(f"module {__name__!r} is deprecated",
 E   DeprecationWarning: module 'sre_parse' is deprecated
@@ -2985,10 +3028,10 @@
         __cached__ = '/usr/lib/python3.11/__pycache__/sre_parse.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3.11/sre_parse.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5c21db0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d86130>
         __name__   = 'sre_parse'
         __package__ = ''
-        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5c21db0>, origin='/usr/lib/python3.11/sre_parse.py')
+        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d86130>, origin='/usr/lib/python3.11/sre_parse.py')
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 ______ ERROR collecting .pybuild/cpython3_3.11_surfer/build/surfer/io.py _______
 /usr/lib/python3.11/importlib/__init__.py:126: in import_module
@@ -3003,12 +3046,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer.io'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer.io'
         parent     = 'surfer'
         parent_spec = None
@@ -3016,7 +3059,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -3025,29 +3068,29 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer'
 <frozen importlib._bootstrap>:1149: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer'
         parent     = ''
         parent_spec = None
         path       = None
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b53970>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4dcce10>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap>:690: in _load_unlocked
     ???
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b53970>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4dcce10>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap_external>:940: in exec_module
     ???
-        code       = <code object <module> at 0xf5d78aa0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
+        code       = <code object <module> at 0xb5138aa0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        self       = <_frozen_importlib_external.SourceFileLoader object at 0xf5b53970>
+        self       = <_frozen_importlib_external.SourceFileLoader object at 0xb4dcce10>
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
-        args       = (<code object <module> at 0xf5d78aa0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
+        args       = (<code object <module> at 0xb5138aa0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
         f          = <built-in function exec>
         kwds       = {}
 surfer/__init__.py:1: in <module>
@@ -3056,28 +3099,28 @@
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/__init__.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b53970>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4dcce10>
         __name__   = 'surfer'
         __package__ = 'surfer'
         __path__   = ['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer']
-        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b53970>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4dcce10>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 surfer/viz.py:13: in <module>
     from mayavi import mlab
         __builtins__ = <builtins>
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/viz.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b53a30>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4dccb10>
         __name__   = 'surfer.viz'
         __package__ = 'surfer'
-        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b53a30>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
-        deepcopy   = <function deepcopy at 0xf76dec08>
+        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4dccb10>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
+        deepcopy   = <function deepcopy at 0xb6a9fc58>
         floor      = <built-in function floor>
         logging    = <module 'logging' from '/usr/lib/python3.11/logging/__init__.py'>
         nib        = <module 'nibabel' from '/usr/lib/python3/dist-packages/nibabel/__init__.py'>
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         os         = <module 'os' (frozen)>
-        pjoin      = <function join at 0xf791c4d8>
+        pjoin      = <function join at 0xb6cdb528>
         warn       = <built-in function warn>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/mayavi/mlab.py:16: in <module>
@@ -3086,21 +3129,21 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/__pycache__/mlab.cpython-311.pyc'
         __doc__    = '\nmlab: a simple scripting interface to Mayavi2 for 3D plotting.\n\nCan be used inside Mayavi2 itself, in "ipython --gui=qt", or in any\napplication with a compatible UI (Qt or wxPython).\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/mlab.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b5f750>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb6495cf0>
         __name__   = 'mayavi.mlab'
         __package__ = 'mayavi'
-        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b5f750>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
-        process_ui_events = <function process_ui_events at 0xf5e48848>
+        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb6495cf0>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
+        process_ui_events = <function process_ui_events at 0xb5209898>
 /usr/lib/python3/dist-packages/mayavi/tools/camera.py:24: in <module>
     from .engine_manager import get_engine
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/camera.cpython-311.pyc'
         __doc__    = '\nControlling the camera.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/camera.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b5f570>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4dd5fb0>
         __name__   = 'mayavi.tools.camera'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b5f570>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4dd5fb0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         pi         = 3.141592653589793
         sys        = <module 'sys' (built-in)>
@@ -3110,10 +3153,10 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/engine_manager.cpython-311.pyc'
         __doc__    = '\nCentral registry for figures with mlab.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b5f450>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4dd5bb0>
         __name__   = 'mayavi.tools.engine_manager'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b5f450>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4dd5bb0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
         os         = <module 'os' (frozen)>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/traits/api.py:173: in <module>
@@ -3159,7 +3202,7 @@
         CUnicode   = <class 'traits.trait_types.CStr'>
         Callable   = <class 'traits.trait_types.Callable'>
         Code       = <class 'traits.trait_types.Code'>
-        Color      = <traits.trait_factory.TraitFactory object at 0xf5e17950>
+        Color      = <traits.trait_factory.TraitFactory object at 0xb51cbf50>
         ComparisonMode = <enum 'ComparisonMode'>
         Complex    = <class 'traits.trait_types.Complex'>
         Constant   = <class 'traits.trait_types.Constant'>
@@ -3171,35 +3214,35 @@
         DelegatesTo = <class 'traits.trait_types.DelegatesTo'>
         DelegationError = <class 'traits.trait_errors.DelegationError'>
         Dict       = <class 'traits.trait_types.Dict'>
-        DictStrAny = <traits.trait_types.Dict object at 0xf5dd38b0>
-        DictStrBool = <traits.trait_types.Dict object at 0xf5dd39b0>
-        DictStrFloat = <traits.trait_types.Dict object at 0xf5dd38f0>
-        DictStrInt = <traits.trait_types.Dict object at 0xf5dd3770>
-        DictStrList = <traits.trait_types.Dict object at 0xf5dd3a50>
-        DictStrStr = <traits.trait_types.Dict object at 0xf6c321f0>
+        DictStrAny = <traits.trait_types.Dict object at 0xb519ae90>
+        DictStrBool = <traits.trait_types.Dict object at 0xb519aed0>
+        DictStrFloat = <traits.trait_types.Dict object at 0xb519af70>
+        DictStrInt = <traits.trait_types.Dict object at 0xb519af10>
+        DictStrList = <traits.trait_types.Dict object at 0xb51460b0>
+        DictStrStr = <traits.trait_types.Dict object at 0xb519aeb0>
         Directory  = <class 'traits.trait_types.Directory'>
-        Disallow   = <traits.trait_types.Disallow object at 0xf5dd3450>
+        Disallow   = <traits.trait_types.Disallow object at 0xb519aa30>
         Either     = <class 'traits.trait_types.Either'>
         Enum       = <class 'traits.trait_types.Enum'>
         Event      = <class 'traits.trait_types.Event'>
         Expression = <class 'traits.trait_types.Expression'>
         File       = <class 'traits.trait_types.File'>
         Float      = <class 'traits.trait_types.Float'>
-        Font       = <traits.trait_factory.TraitFactory object at 0xf5e179d0>
+        Font       = <traits.trait_factory.TraitFactory object at 0xb51cbfd0>
         Function   = <class 'traits.trait_types.Function'>
         HTML       = <class 'traits.trait_types.HTML'>
         Instance   = <class 'traits.trait_types.Instance'>
         Int        = <class 'traits.trait_types.Int'>
         List       = <class 'traits.trait_types.List'>
-        ListBool   = <traits.trait_types.List object at 0xf5dd3670>
-        ListComplex = <traits.trait_types.List object at 0xf5dd35d0>
-        ListFloat  = <traits.trait_types.List object at 0xf5dd34f0>
-        ListFunction = <traits.trait_types.List object at 0xf5dd36f0>
-        ListInt    = <traits.trait_types.List object at 0xf7114630>
-        ListMethod = <traits.trait_types.List object at 0xf669fdb0>
-        ListStr    = <traits.trait_types.List object at 0xf5dd34d0>
-        ListThis   = <traits.trait_types.List object at 0xf7103ef0>
-        ListUnicode = <traits.trait_types.List object at 0xf5dd3550>
+        ListBool   = <traits.trait_types.List object at 0xb519ac50>
+        ListComplex = <traits.trait_types.List object at 0xb519abb0>
+        ListFloat  = <traits.trait_types.List object at 0xb519aab0>
+        ListFunction = <traits.trait_types.List object at 0xb519acd0>
+        ListInt    = <traits.trait_types.List object at 0xb519aad0>
+        ListMethod = <traits.trait_types.List object at 0xb519ad10>
+        ListStr    = <traits.trait_types.List object at 0xb519aaf0>
+        ListThis   = <traits.trait_types.List object at 0xb519adf0>
+        ListUnicode = <traits.trait_types.List object at 0xb519ab30>
         Long       = <class 'traits.trait_types.Int'>
         Map        = <class 'traits.trait_types.Map'>
         Method     = <class 'traits.trait_types.Method'>
@@ -3210,14 +3253,14 @@
         Password   = <class 'traits.trait_types.Password'>
         PrefixList = <class 'traits.trait_types.PrefixList'>
         PrefixMap  = <class 'traits.trait_types.PrefixMap'>
-        Property   = <traits.trait_factory.TraitFactory object at 0xf5e178d0>
+        Property   = <traits.trait_factory.TraitFactory object at 0xb51cbed0>
         PrototypedFrom = <class 'traits.trait_types.PrototypedFrom'>
         Python     = <class 'traits.trait_types.Python'>
         PythonValue = <class 'traits.trait_types.PythonValue'>
-        RGBColor   = <traits.trait_factory.TraitFactory object at 0xf5e17990>
+        RGBColor   = <traits.trait_factory.TraitFactory object at 0xb51cbf90>
         RICH_COMPARE = <ComparisonMode.equality: 2>
         Range      = <class 'traits.trait_types.Range'>
-        ReadOnly   = <traits.trait_types.ReadOnly object at 0xf5dd3430>
+        ReadOnly   = <traits.trait_types.ReadOnly object at 0xb519aa10>
         Regex      = <class 'traits.trait_types.Regex'>
         Self       = <self>
         Set        = <class 'traits.trait_types.Set'>
@@ -3230,7 +3273,7 @@
         Time       = <class 'traits.trait_types.Time'>
         Title      = <class 'traits.trait_types.Title'>
         ToolbarButton = <class 'traits.trait_types.ToolbarButton'>
-        Trait      = <function Trait at 0xf5e21168>
+        Trait      = <function Trait at 0xb51db1b8>
         TraitChangeNotifyWrapper = <class 'traits.trait_notifiers.TraitChangeNotifyWrapper'>
         TraitError = <class 'traits.trait_errors.TraitError'>
         TraitFactory = <class 'traits.trait_factory.TraitFactory'>
@@ -3250,17 +3293,17 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/api.cpython-311.pyc'
         __doc__    = ' Pseudo-package for all of the core symbols from Traits and TraitsUI.\nUse this module for importing Traits names into your namespace. For example::\n\n    from traits.api import HasTraits\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b5ff50>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4dd5930>
         __name__   = 'traits.api'
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b5ff50>, origin='/usr/lib/python3/dist-packages/traits/api.py')
-        as_ctrait  = <function as_ctrait at 0xf5e62438>
+        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4dd5930>, origin='/usr/lib/python3/dist-packages/traits/api.py')
+        as_ctrait  = <function as_ctrait at 0xb5222488>
         false      = <class 'traits.trait_types.Bool'>
-        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
-        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
+        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
+        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
         self       = <class 'traits.trait_types.self'>
-        true       = <traits.trait_types.Bool object at 0xf5dd3490>
-        undefined  = <traits.trait_types.Any object at 0xf5dd34b0>
+        true       = <traits.trait_types.Bool object at 0xb519aa70>
+        undefined  = <traits.trait_types.Any object at 0xb519aa90>
 /usr/lib/python3/dist-packages/traits/has_traits.py:32: in <module>
     from .observation import api as observe_api
         AdaptationError = <class 'traits.adaptation.adaptation_error.AdaptationError'>
@@ -3274,11 +3317,11 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/has_traits.cpython-311.pyc'
         __doc__    = ' Defines the HasTraits class, along with several useful subclasses and\n    associated metaclasses.\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/has_traits.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b5fed0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4dd55b0>
         __name__   = 'traits.has_traits'
-        __newobj__ = <function __newobj__ at 0xf5df1b18>
+        __newobj__ = <function __newobj__ at 0xb51b1b68>
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b5fed0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
+        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4dd55b0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
         abc        = <module 'abc' (frozen)>
         copy_module = <module 'copy' from '/usr/lib/python3.11/copy.py'>
         inspect    = <module 'inspect' from '/usr/lib/python3.11/inspect.py'>
@@ -3295,34 +3338,34 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/api.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5bcbc70>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4b75a90>
         __name__   = 'traits.observation.api'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5bcbc70>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
-        anytrait   = <function anytrait at 0xf5d44258>
-        apply_observers = <function apply_observers at 0xf5d44528>
-        compile_expr = <functools._lru_cache_wrapper object at 0xf5d342e8>
-        dict_items = <function dict_items at 0xf5d44168>
-        dispatch_same = <function dispatch_same at 0xf5d44488>
-        list_items = <function list_items at 0xf5d441b8>
-        match      = <function match at 0xf5d44208>
-        metadata   = <function metadata at 0xf5d442a8>
-        observe    = <function observe at 0xf5d444d8>
-        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        set_items  = <function set_items at 0xf5d442f8>
-        trait      = <function trait at 0xf5d44348>
+        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4b75a90>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
+        anytrait   = <function anytrait at 0xb51052a8>
+        apply_observers = <function apply_observers at 0xb5105578>
+        compile_expr = <functools._lru_cache_wrapper object at 0xb50f7290>
+        dict_items = <function dict_items at 0xb51051b8>
+        dispatch_same = <function dispatch_same at 0xb51054d8>
+        list_items = <function list_items at 0xb5105208>
+        match      = <function match at 0xb5105258>
+        metadata   = <function metadata at 0xb51052f8>
+        observe    = <function observe at 0xb5105528>
+        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        set_items  = <function set_items at 0xb5105348>
+        trait      = <function trait at 0xb5105398>
 /usr/lib/python3/dist-packages/traits/observation/parsing.py:13: in <module>
     from traits.observation import _generated_parser
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/parsing.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/parsing.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5bcb690>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4b75f70>
         __name__   = 'traits.observation.parsing'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5bcb690>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
-        lru_cache  = <function lru_cache at 0xf78dc668>
+        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4b75f70>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
+        lru_cache  = <function lru_cache at 0xb6c9c6b8>
 /usr/lib/python3/dist-packages/traits/observation/_generated_parser.py:258: in <module>
     import sre_parse
         GrammarError = <class 'traits.observation._generated_parser.GrammarError'>
@@ -3343,23 +3386,23 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/_generated_parser.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5bcb9d0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4b75d70>
         __name__   = 'traits.observation._generated_parser'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5bcb9d0>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
+        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4b75d70>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
         __warningregistry__ = {'version': 147}
-        _deserialize = <function _deserialize at 0xf5c9a938>
-        classify   = <function classify at 0xf5ccea28>
+        _deserialize = <function _deserialize at 0xb505a618>
+        classify   = <function classify at 0xb508fa78>
         classtype  = <class 'type'>
-        contextmanager = <function contextmanager at 0xf793c848>
+        contextmanager = <function contextmanager at 0xb6cfa898>
         open       = <built-in function open>
         os         = <module 'os' (frozen)>
         partial    = <class 'functools.partial'>
         re         = <module 're' from '/usr/lib/python3.11/re/__init__.py'>
-        smart_decorator = <function smart_decorator at 0xf5c9a488>
+        smart_decorator = <function smart_decorator at 0xb505a488>
         sys        = <module 'sys' (built-in)>
         types      = <module 'types' from '/usr/lib/python3.11/types.py'>
-        wraps      = <function wraps at 0xf78fd9d8>
+        wraps      = <function wraps at 0xb6cbda28>
 /usr/lib/python3.11/sre_parse.py:2: in <module>
     warnings.warn(f"module {__name__!r} is deprecated",
 E   DeprecationWarning: module 'sre_parse' is deprecated
@@ -3367,10 +3410,10 @@
         __cached__ = '/usr/lib/python3.11/__pycache__/sre_parse.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3.11/sre_parse.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5e546b0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4fc74b0>
         __name__   = 'sre_parse'
         __package__ = ''
-        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5e546b0>, origin='/usr/lib/python3.11/sre_parse.py')
+        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4fc74b0>, origin='/usr/lib/python3.11/sre_parse.py')
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 _____ ERROR collecting .pybuild/cpython3_3.11_surfer/build/surfer/utils.py _____
 /usr/lib/python3.11/importlib/__init__.py:126: in import_module
@@ -3385,12 +3428,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer.utils'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer.utils'
         parent     = 'surfer'
         parent_spec = None
@@ -3398,7 +3441,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -3407,29 +3450,29 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer'
 <frozen importlib._bootstrap>:1149: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer'
         parent     = ''
         parent_spec = None
         path       = None
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf57985d0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4ed4470>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap>:690: in _load_unlocked
     ???
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf57985d0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4ed4470>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap_external>:940: in exec_module
     ???
-        code       = <code object <module> at 0xf5dab8e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
+        code       = <code object <module> at 0xb51698e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        self       = <_frozen_importlib_external.SourceFileLoader object at 0xf57985d0>
+        self       = <_frozen_importlib_external.SourceFileLoader object at 0xb4ed4470>
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
-        args       = (<code object <module> at 0xf5dab8e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
+        args       = (<code object <module> at 0xb51698e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
         f          = <built-in function exec>
         kwds       = {}
 surfer/__init__.py:1: in <module>
@@ -3438,28 +3481,28 @@
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/__init__.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf57985d0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4ed4470>
         __name__   = 'surfer'
         __package__ = 'surfer'
         __path__   = ['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer']
-        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf57985d0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4ed4470>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 surfer/viz.py:13: in <module>
     from mayavi import mlab
         __builtins__ = <builtins>
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/viz.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5798e90>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4ed41f0>
         __name__   = 'surfer.viz'
         __package__ = 'surfer'
-        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5798e90>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
-        deepcopy   = <function deepcopy at 0xf76dec08>
+        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4ed41f0>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
+        deepcopy   = <function deepcopy at 0xb6a9fc58>
         floor      = <built-in function floor>
         logging    = <module 'logging' from '/usr/lib/python3.11/logging/__init__.py'>
         nib        = <module 'nibabel' from '/usr/lib/python3/dist-packages/nibabel/__init__.py'>
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         os         = <module 'os' (frozen)>
-        pjoin      = <function join at 0xf791c4d8>
+        pjoin      = <function join at 0xb6cdb528>
         warn       = <built-in function warn>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/mayavi/mlab.py:16: in <module>
@@ -3468,21 +3511,21 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/__pycache__/mlab.cpython-311.pyc'
         __doc__    = '\nmlab: a simple scripting interface to Mayavi2 for 3D plotting.\n\nCan be used inside Mayavi2 itself, in "ipython --gui=qt", or in any\napplication with a compatible UI (Qt or wxPython).\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/mlab.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a84d90>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d16730>
         __name__   = 'mayavi.mlab'
         __package__ = 'mayavi'
-        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a84d90>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
-        process_ui_events = <function process_ui_events at 0xf5e48848>
+        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d16730>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
+        process_ui_events = <function process_ui_events at 0xb5209898>
 /usr/lib/python3/dist-packages/mayavi/tools/camera.py:24: in <module>
     from .engine_manager import get_engine
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/camera.cpython-311.pyc'
         __doc__    = '\nControlling the camera.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/camera.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a84bb0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4de5df0>
         __name__   = 'mayavi.tools.camera'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a84bb0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4de5df0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         pi         = 3.141592653589793
         sys        = <module 'sys' (built-in)>
@@ -3492,10 +3535,10 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/engine_manager.cpython-311.pyc'
         __doc__    = '\nCentral registry for figures with mlab.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a843b0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4de5970>
         __name__   = 'mayavi.tools.engine_manager'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a843b0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4de5970>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
         os         = <module 'os' (frozen)>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/traits/api.py:173: in <module>
@@ -3541,7 +3584,7 @@
         CUnicode   = <class 'traits.trait_types.CStr'>
         Callable   = <class 'traits.trait_types.Callable'>
         Code       = <class 'traits.trait_types.Code'>
-        Color      = <traits.trait_factory.TraitFactory object at 0xf5e17950>
+        Color      = <traits.trait_factory.TraitFactory object at 0xb51cbf50>
         ComparisonMode = <enum 'ComparisonMode'>
         Complex    = <class 'traits.trait_types.Complex'>
         Constant   = <class 'traits.trait_types.Constant'>
@@ -3553,35 +3596,35 @@
         DelegatesTo = <class 'traits.trait_types.DelegatesTo'>
         DelegationError = <class 'traits.trait_errors.DelegationError'>
         Dict       = <class 'traits.trait_types.Dict'>
-        DictStrAny = <traits.trait_types.Dict object at 0xf5dd38b0>
-        DictStrBool = <traits.trait_types.Dict object at 0xf5dd39b0>
-        DictStrFloat = <traits.trait_types.Dict object at 0xf5dd38f0>
-        DictStrInt = <traits.trait_types.Dict object at 0xf5dd3770>
-        DictStrList = <traits.trait_types.Dict object at 0xf5dd3a50>
-        DictStrStr = <traits.trait_types.Dict object at 0xf6c321f0>
+        DictStrAny = <traits.trait_types.Dict object at 0xb519ae90>
+        DictStrBool = <traits.trait_types.Dict object at 0xb519aed0>
+        DictStrFloat = <traits.trait_types.Dict object at 0xb519af70>
+        DictStrInt = <traits.trait_types.Dict object at 0xb519af10>
+        DictStrList = <traits.trait_types.Dict object at 0xb51460b0>
+        DictStrStr = <traits.trait_types.Dict object at 0xb519aeb0>
         Directory  = <class 'traits.trait_types.Directory'>
-        Disallow   = <traits.trait_types.Disallow object at 0xf5dd3450>
+        Disallow   = <traits.trait_types.Disallow object at 0xb519aa30>
         Either     = <class 'traits.trait_types.Either'>
         Enum       = <class 'traits.trait_types.Enum'>
         Event      = <class 'traits.trait_types.Event'>
         Expression = <class 'traits.trait_types.Expression'>
         File       = <class 'traits.trait_types.File'>
         Float      = <class 'traits.trait_types.Float'>
-        Font       = <traits.trait_factory.TraitFactory object at 0xf5e179d0>
+        Font       = <traits.trait_factory.TraitFactory object at 0xb51cbfd0>
         Function   = <class 'traits.trait_types.Function'>
         HTML       = <class 'traits.trait_types.HTML'>
         Instance   = <class 'traits.trait_types.Instance'>
         Int        = <class 'traits.trait_types.Int'>
         List       = <class 'traits.trait_types.List'>
-        ListBool   = <traits.trait_types.List object at 0xf5dd3670>
-        ListComplex = <traits.trait_types.List object at 0xf5dd35d0>
-        ListFloat  = <traits.trait_types.List object at 0xf5dd34f0>
-        ListFunction = <traits.trait_types.List object at 0xf5dd36f0>
-        ListInt    = <traits.trait_types.List object at 0xf7114630>
-        ListMethod = <traits.trait_types.List object at 0xf669fdb0>
-        ListStr    = <traits.trait_types.List object at 0xf5dd34d0>
-        ListThis   = <traits.trait_types.List object at 0xf7103ef0>
-        ListUnicode = <traits.trait_types.List object at 0xf5dd3550>
+        ListBool   = <traits.trait_types.List object at 0xb519ac50>
+        ListComplex = <traits.trait_types.List object at 0xb519abb0>
+        ListFloat  = <traits.trait_types.List object at 0xb519aab0>
+        ListFunction = <traits.trait_types.List object at 0xb519acd0>
+        ListInt    = <traits.trait_types.List object at 0xb519aad0>
+        ListMethod = <traits.trait_types.List object at 0xb519ad10>
+        ListStr    = <traits.trait_types.List object at 0xb519aaf0>
+        ListThis   = <traits.trait_types.List object at 0xb519adf0>
+        ListUnicode = <traits.trait_types.List object at 0xb519ab30>
         Long       = <class 'traits.trait_types.Int'>
         Map        = <class 'traits.trait_types.Map'>
         Method     = <class 'traits.trait_types.Method'>
@@ -3592,14 +3635,14 @@
         Password   = <class 'traits.trait_types.Password'>
         PrefixList = <class 'traits.trait_types.PrefixList'>
         PrefixMap  = <class 'traits.trait_types.PrefixMap'>
-        Property   = <traits.trait_factory.TraitFactory object at 0xf5e178d0>
+        Property   = <traits.trait_factory.TraitFactory object at 0xb51cbed0>
         PrototypedFrom = <class 'traits.trait_types.PrototypedFrom'>
         Python     = <class 'traits.trait_types.Python'>
         PythonValue = <class 'traits.trait_types.PythonValue'>
-        RGBColor   = <traits.trait_factory.TraitFactory object at 0xf5e17990>
+        RGBColor   = <traits.trait_factory.TraitFactory object at 0xb51cbf90>
         RICH_COMPARE = <ComparisonMode.equality: 2>
         Range      = <class 'traits.trait_types.Range'>
-        ReadOnly   = <traits.trait_types.ReadOnly object at 0xf5dd3430>
+        ReadOnly   = <traits.trait_types.ReadOnly object at 0xb519aa10>
         Regex      = <class 'traits.trait_types.Regex'>
         Self       = <self>
         Set        = <class 'traits.trait_types.Set'>
@@ -3612,7 +3655,7 @@
         Time       = <class 'traits.trait_types.Time'>
         Title      = <class 'traits.trait_types.Title'>
         ToolbarButton = <class 'traits.trait_types.ToolbarButton'>
-        Trait      = <function Trait at 0xf5e21168>
+        Trait      = <function Trait at 0xb51db1b8>
         TraitChangeNotifyWrapper = <class 'traits.trait_notifiers.TraitChangeNotifyWrapper'>
         TraitError = <class 'traits.trait_errors.TraitError'>
         TraitFactory = <class 'traits.trait_factory.TraitFactory'>
@@ -3632,17 +3675,17 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/api.cpython-311.pyc'
         __doc__    = ' Pseudo-package for all of the core symbols from Traits and TraitsUI.\nUse this module for importing Traits names into your namespace. For example::\n\n    from traits.api import HasTraits\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a84c70>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4de5f10>
         __name__   = 'traits.api'
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a84c70>, origin='/usr/lib/python3/dist-packages/traits/api.py')
-        as_ctrait  = <function as_ctrait at 0xf5e62438>
+        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4de5f10>, origin='/usr/lib/python3/dist-packages/traits/api.py')
+        as_ctrait  = <function as_ctrait at 0xb5222488>
         false      = <class 'traits.trait_types.Bool'>
-        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
-        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
+        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
+        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
         self       = <class 'traits.trait_types.self'>
-        true       = <traits.trait_types.Bool object at 0xf5dd3490>
-        undefined  = <traits.trait_types.Any object at 0xf5dd34b0>
+        true       = <traits.trait_types.Bool object at 0xb519aa70>
+        undefined  = <traits.trait_types.Any object at 0xb519aa90>
 /usr/lib/python3/dist-packages/traits/has_traits.py:32: in <module>
     from .observation import api as observe_api
         AdaptationError = <class 'traits.adaptation.adaptation_error.AdaptationError'>
@@ -3656,11 +3699,11 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/has_traits.cpython-311.pyc'
         __doc__    = ' Defines the HasTraits class, along with several useful subclasses and\n    associated metaclasses.\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/has_traits.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a840d0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4de5250>
         __name__   = 'traits.has_traits'
-        __newobj__ = <function __newobj__ at 0xf5df1b18>
+        __newobj__ = <function __newobj__ at 0xb51b1b68>
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a840d0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
+        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4de5250>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
         abc        = <module 'abc' (frozen)>
         copy_module = <module 'copy' from '/usr/lib/python3.11/copy.py'>
         inspect    = <module 'inspect' from '/usr/lib/python3.11/inspect.py'>
@@ -3677,34 +3720,34 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/api.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5aec8b0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb48b5fb0>
         __name__   = 'traits.observation.api'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5aec8b0>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
-        anytrait   = <function anytrait at 0xf5d44258>
-        apply_observers = <function apply_observers at 0xf5d44528>
-        compile_expr = <functools._lru_cache_wrapper object at 0xf5d342e8>
-        dict_items = <function dict_items at 0xf5d44168>
-        dispatch_same = <function dispatch_same at 0xf5d44488>
-        list_items = <function list_items at 0xf5d441b8>
-        match      = <function match at 0xf5d44208>
-        metadata   = <function metadata at 0xf5d442a8>
-        observe    = <function observe at 0xf5d444d8>
-        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        set_items  = <function set_items at 0xf5d442f8>
-        trait      = <function trait at 0xf5d44348>
+        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb48b5fb0>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
+        anytrait   = <function anytrait at 0xb51052a8>
+        apply_observers = <function apply_observers at 0xb5105578>
+        compile_expr = <functools._lru_cache_wrapper object at 0xb50f7290>
+        dict_items = <function dict_items at 0xb51051b8>
+        dispatch_same = <function dispatch_same at 0xb51054d8>
+        list_items = <function list_items at 0xb5105208>
+        match      = <function match at 0xb5105258>
+        metadata   = <function metadata at 0xb51052f8>
+        observe    = <function observe at 0xb5105528>
+        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        set_items  = <function set_items at 0xb5105348>
+        trait      = <function trait at 0xb5105398>
 /usr/lib/python3/dist-packages/traits/observation/parsing.py:13: in <module>
     from traits.observation import _generated_parser
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/parsing.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/parsing.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5aec630>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb48b5e70>
         __name__   = 'traits.observation.parsing'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5aec630>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
-        lru_cache  = <function lru_cache at 0xf78dc668>
+        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb48b5e70>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
+        lru_cache  = <function lru_cache at 0xb6c9c6b8>
 /usr/lib/python3/dist-packages/traits/observation/_generated_parser.py:258: in <module>
     import sre_parse
         GrammarError = <class 'traits.observation._generated_parser.GrammarError'>
@@ -3725,23 +3768,23 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/_generated_parser.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5aec430>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb48b5ad0>
         __name__   = 'traits.observation._generated_parser'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5aec430>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
+        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb48b5ad0>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
         __warningregistry__ = {'version': 183}
-        _deserialize = <function _deserialize at 0xf5d5c3e8>
-        classify   = <function classify at 0xf6ff8668>
+        _deserialize = <function _deserialize at 0xb511a438>
+        classify   = <function classify at 0xb63b6d98>
         classtype  = <class 'type'>
-        contextmanager = <function contextmanager at 0xf793c848>
+        contextmanager = <function contextmanager at 0xb6cfa898>
         open       = <built-in function open>
         os         = <module 'os' (frozen)>
         partial    = <class 'functools.partial'>
         re         = <module 're' from '/usr/lib/python3.11/re/__init__.py'>
-        smart_decorator = <function smart_decorator at 0xf5d5c1b8>
+        smart_decorator = <function smart_decorator at 0xb511a208>
         sys        = <module 'sys' (built-in)>
         types      = <module 'types' from '/usr/lib/python3.11/types.py'>
-        wraps      = <function wraps at 0xf78fd9d8>
+        wraps      = <function wraps at 0xb6cbda28>
 /usr/lib/python3.11/sre_parse.py:2: in <module>
     warnings.warn(f"module {__name__!r} is deprecated",
 E   DeprecationWarning: module 'sre_parse' is deprecated
@@ -3749,10 +3792,10 @@
         __cached__ = '/usr/lib/python3.11/__pycache__/sre_parse.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3.11/sre_parse.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a94990>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4dee090>
         __name__   = 'sre_parse'
         __package__ = ''
-        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a94990>, origin='/usr/lib/python3.11/sre_parse.py')
+        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4dee090>, origin='/usr/lib/python3.11/sre_parse.py')
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 ______ ERROR collecting .pybuild/cpython3_3.11_surfer/build/surfer/viz.py ______
 surfer/viz.py:13: in <module>
@@ -3761,17 +3804,17 @@
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/viz.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5812750>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4bb20f0>
         __name__   = 'surfer.viz'
         __package__ = 'surfer'
-        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5812750>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
-        deepcopy   = <function deepcopy at 0xf76dec08>
+        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4bb20f0>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
+        deepcopy   = <function deepcopy at 0xb6a9fc58>
         floor      = <built-in function floor>
         logging    = <module 'logging' from '/usr/lib/python3.11/logging/__init__.py'>
         nib        = <module 'nibabel' from '/usr/lib/python3/dist-packages/nibabel/__init__.py'>
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         os         = <module 'os' (frozen)>
-        pjoin      = <function join at 0xf791c4d8>
+        pjoin      = <function join at 0xb6cdb528>
         warn       = <built-in function warn>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/mayavi/mlab.py:16: in <module>
@@ -3780,21 +3823,21 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/__pycache__/mlab.cpython-311.pyc'
         __doc__    = '\nmlab: a simple scripting interface to Mayavi2 for 3D plotting.\n\nCan be used inside Mayavi2 itself, in "ipython --gui=qt", or in any\napplication with a compatible UI (Qt or wxPython).\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/mlab.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf70a93d0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb64b8cf0>
         __name__   = 'mayavi.mlab'
         __package__ = 'mayavi'
-        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf70a93d0>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
-        process_ui_events = <function process_ui_events at 0xf5e48848>
+        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb64b8cf0>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
+        process_ui_events = <function process_ui_events at 0xb5209898>
 /usr/lib/python3/dist-packages/mayavi/tools/camera.py:24: in <module>
     from .engine_manager import get_engine
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/camera.cpython-311.pyc'
         __doc__    = '\nControlling the camera.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/camera.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf58b0f10>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4da5310>
         __name__   = 'mayavi.tools.camera'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf58b0f10>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4da5310>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         pi         = 3.141592653589793
         sys        = <module 'sys' (built-in)>
@@ -3804,10 +3847,10 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/engine_manager.cpython-311.pyc'
         __doc__    = '\nCentral registry for figures with mlab.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf58b0b50>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4da51b0>
         __name__   = 'mayavi.tools.engine_manager'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf58b0b50>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4da51b0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
         os         = <module 'os' (frozen)>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/traits/api.py:173: in <module>
@@ -3853,7 +3896,7 @@
         CUnicode   = <class 'traits.trait_types.CStr'>
         Callable   = <class 'traits.trait_types.Callable'>
         Code       = <class 'traits.trait_types.Code'>
-        Color      = <traits.trait_factory.TraitFactory object at 0xf5e17950>
+        Color      = <traits.trait_factory.TraitFactory object at 0xb51cbf50>
         ComparisonMode = <enum 'ComparisonMode'>
         Complex    = <class 'traits.trait_types.Complex'>
         Constant   = <class 'traits.trait_types.Constant'>
@@ -3865,35 +3908,35 @@
         DelegatesTo = <class 'traits.trait_types.DelegatesTo'>
         DelegationError = <class 'traits.trait_errors.DelegationError'>
         Dict       = <class 'traits.trait_types.Dict'>
-        DictStrAny = <traits.trait_types.Dict object at 0xf5dd38b0>
-        DictStrBool = <traits.trait_types.Dict object at 0xf5dd39b0>
-        DictStrFloat = <traits.trait_types.Dict object at 0xf5dd38f0>
-        DictStrInt = <traits.trait_types.Dict object at 0xf5dd3770>
-        DictStrList = <traits.trait_types.Dict object at 0xf5dd3a50>
-        DictStrStr = <traits.trait_types.Dict object at 0xf6c321f0>
+        DictStrAny = <traits.trait_types.Dict object at 0xb519ae90>
+        DictStrBool = <traits.trait_types.Dict object at 0xb519aed0>
+        DictStrFloat = <traits.trait_types.Dict object at 0xb519af70>
+        DictStrInt = <traits.trait_types.Dict object at 0xb519af10>
+        DictStrList = <traits.trait_types.Dict object at 0xb51460b0>
+        DictStrStr = <traits.trait_types.Dict object at 0xb519aeb0>
         Directory  = <class 'traits.trait_types.Directory'>
-        Disallow   = <traits.trait_types.Disallow object at 0xf5dd3450>
+        Disallow   = <traits.trait_types.Disallow object at 0xb519aa30>
         Either     = <class 'traits.trait_types.Either'>
         Enum       = <class 'traits.trait_types.Enum'>
         Event      = <class 'traits.trait_types.Event'>
         Expression = <class 'traits.trait_types.Expression'>
         File       = <class 'traits.trait_types.File'>
         Float      = <class 'traits.trait_types.Float'>
-        Font       = <traits.trait_factory.TraitFactory object at 0xf5e179d0>
+        Font       = <traits.trait_factory.TraitFactory object at 0xb51cbfd0>
         Function   = <class 'traits.trait_types.Function'>
         HTML       = <class 'traits.trait_types.HTML'>
         Instance   = <class 'traits.trait_types.Instance'>
         Int        = <class 'traits.trait_types.Int'>
         List       = <class 'traits.trait_types.List'>
-        ListBool   = <traits.trait_types.List object at 0xf5dd3670>
-        ListComplex = <traits.trait_types.List object at 0xf5dd35d0>
-        ListFloat  = <traits.trait_types.List object at 0xf5dd34f0>
-        ListFunction = <traits.trait_types.List object at 0xf5dd36f0>
-        ListInt    = <traits.trait_types.List object at 0xf7114630>
-        ListMethod = <traits.trait_types.List object at 0xf669fdb0>
-        ListStr    = <traits.trait_types.List object at 0xf5dd34d0>
-        ListThis   = <traits.trait_types.List object at 0xf7103ef0>
-        ListUnicode = <traits.trait_types.List object at 0xf5dd3550>
+        ListBool   = <traits.trait_types.List object at 0xb519ac50>
+        ListComplex = <traits.trait_types.List object at 0xb519abb0>
+        ListFloat  = <traits.trait_types.List object at 0xb519aab0>
+        ListFunction = <traits.trait_types.List object at 0xb519acd0>
+        ListInt    = <traits.trait_types.List object at 0xb519aad0>
+        ListMethod = <traits.trait_types.List object at 0xb519ad10>
+        ListStr    = <traits.trait_types.List object at 0xb519aaf0>
+        ListThis   = <traits.trait_types.List object at 0xb519adf0>
+        ListUnicode = <traits.trait_types.List object at 0xb519ab30>
         Long       = <class 'traits.trait_types.Int'>
         Map        = <class 'traits.trait_types.Map'>
         Method     = <class 'traits.trait_types.Method'>
@@ -3904,14 +3947,14 @@
         Password   = <class 'traits.trait_types.Password'>
         PrefixList = <class 'traits.trait_types.PrefixList'>
         PrefixMap  = <class 'traits.trait_types.PrefixMap'>
-        Property   = <traits.trait_factory.TraitFactory object at 0xf5e178d0>
+        Property   = <traits.trait_factory.TraitFactory object at 0xb51cbed0>
         PrototypedFrom = <class 'traits.trait_types.PrototypedFrom'>
         Python     = <class 'traits.trait_types.Python'>
         PythonValue = <class 'traits.trait_types.PythonValue'>
-        RGBColor   = <traits.trait_factory.TraitFactory object at 0xf5e17990>
+        RGBColor   = <traits.trait_factory.TraitFactory object at 0xb51cbf90>
         RICH_COMPARE = <ComparisonMode.equality: 2>
         Range      = <class 'traits.trait_types.Range'>
-        ReadOnly   = <traits.trait_types.ReadOnly object at 0xf5dd3430>
+        ReadOnly   = <traits.trait_types.ReadOnly object at 0xb519aa10>
         Regex      = <class 'traits.trait_types.Regex'>
         Self       = <self>
         Set        = <class 'traits.trait_types.Set'>
@@ -3924,7 +3967,7 @@
         Time       = <class 'traits.trait_types.Time'>
         Title      = <class 'traits.trait_types.Title'>
         ToolbarButton = <class 'traits.trait_types.ToolbarButton'>
-        Trait      = <function Trait at 0xf5e21168>
+        Trait      = <function Trait at 0xb51db1b8>
         TraitChangeNotifyWrapper = <class 'traits.trait_notifiers.TraitChangeNotifyWrapper'>
         TraitError = <class 'traits.trait_errors.TraitError'>
         TraitFactory = <class 'traits.trait_factory.TraitFactory'>
@@ -3944,17 +3987,17 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/api.cpython-311.pyc'
         __doc__    = ' Pseudo-package for all of the core symbols from Traits and TraitsUI.\nUse this module for importing Traits names into your namespace. For example::\n\n    from traits.api import HasTraits\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf58b07f0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4da5270>
         __name__   = 'traits.api'
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf58b07f0>, origin='/usr/lib/python3/dist-packages/traits/api.py')
-        as_ctrait  = <function as_ctrait at 0xf5e62438>
+        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4da5270>, origin='/usr/lib/python3/dist-packages/traits/api.py')
+        as_ctrait  = <function as_ctrait at 0xb5222488>
         false      = <class 'traits.trait_types.Bool'>
-        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
-        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
+        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
+        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
         self       = <class 'traits.trait_types.self'>
-        true       = <traits.trait_types.Bool object at 0xf5dd3490>
-        undefined  = <traits.trait_types.Any object at 0xf5dd34b0>
+        true       = <traits.trait_types.Bool object at 0xb519aa70>
+        undefined  = <traits.trait_types.Any object at 0xb519aa90>
 /usr/lib/python3/dist-packages/traits/has_traits.py:32: in <module>
     from .observation import api as observe_api
         AdaptationError = <class 'traits.adaptation.adaptation_error.AdaptationError'>
@@ -3968,11 +4011,11 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/has_traits.cpython-311.pyc'
         __doc__    = ' Defines the HasTraits class, along with several useful subclasses and\n    associated metaclasses.\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/has_traits.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf58b0d50>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4da5d30>
         __name__   = 'traits.has_traits'
-        __newobj__ = <function __newobj__ at 0xf5df1b18>
+        __newobj__ = <function __newobj__ at 0xb51b1b68>
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf58b0d50>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
+        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4da5d30>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
         abc        = <module 'abc' (frozen)>
         copy_module = <module 'copy' from '/usr/lib/python3.11/copy.py'>
         inspect    = <module 'inspect' from '/usr/lib/python3.11/inspect.py'>
@@ -3989,34 +4032,34 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/api.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf59b3810>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d12eb0>
         __name__   = 'traits.observation.api'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf59b3810>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
-        anytrait   = <function anytrait at 0xf5d44258>
-        apply_observers = <function apply_observers at 0xf5d44528>
-        compile_expr = <functools._lru_cache_wrapper object at 0xf5d342e8>
-        dict_items = <function dict_items at 0xf5d44168>
-        dispatch_same = <function dispatch_same at 0xf5d44488>
-        list_items = <function list_items at 0xf5d441b8>
-        match      = <function match at 0xf5d44208>
-        metadata   = <function metadata at 0xf5d442a8>
-        observe    = <function observe at 0xf5d444d8>
-        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        set_items  = <function set_items at 0xf5d442f8>
-        trait      = <function trait at 0xf5d44348>
+        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d12eb0>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
+        anytrait   = <function anytrait at 0xb51052a8>
+        apply_observers = <function apply_observers at 0xb5105578>
+        compile_expr = <functools._lru_cache_wrapper object at 0xb50f7290>
+        dict_items = <function dict_items at 0xb51051b8>
+        dispatch_same = <function dispatch_same at 0xb51054d8>
+        list_items = <function list_items at 0xb5105208>
+        match      = <function match at 0xb5105258>
+        metadata   = <function metadata at 0xb51052f8>
+        observe    = <function observe at 0xb5105528>
+        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        set_items  = <function set_items at 0xb5105348>
+        trait      = <function trait at 0xb5105398>
 /usr/lib/python3/dist-packages/traits/observation/parsing.py:13: in <module>
     from traits.observation import _generated_parser
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/parsing.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/parsing.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf59b30b0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d12bf0>
         __name__   = 'traits.observation.parsing'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf59b30b0>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
-        lru_cache  = <function lru_cache at 0xf78dc668>
+        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d12bf0>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
+        lru_cache  = <function lru_cache at 0xb6c9c6b8>
 /usr/lib/python3/dist-packages/traits/observation/_generated_parser.py:258: in <module>
     import sre_parse
         GrammarError = <class 'traits.observation._generated_parser.GrammarError'>
@@ -4037,23 +4080,23 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/_generated_parser.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf59b3df0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d121d0>
         __name__   = 'traits.observation._generated_parser'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf59b3df0>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
+        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d121d0>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
         __warningregistry__ = {'version': 219}
-        _deserialize = <function _deserialize at 0xf5cced98>
-        classify   = <function classify at 0xf57957f8>
+        _deserialize = <function _deserialize at 0xb508f078>
+        classify   = <function classify at 0xb4b548e8>
         classtype  = <class 'type'>
-        contextmanager = <function contextmanager at 0xf793c848>
+        contextmanager = <function contextmanager at 0xb6cfa898>
         open       = <built-in function open>
         os         = <module 'os' (frozen)>
         partial    = <class 'functools.partial'>
         re         = <module 're' from '/usr/lib/python3.11/re/__init__.py'>
-        smart_decorator = <function smart_decorator at 0xf5cce848>
+        smart_decorator = <function smart_decorator at 0xb508f668>
         sys        = <module 'sys' (built-in)>
         types      = <module 'types' from '/usr/lib/python3.11/types.py'>
-        wraps      = <function wraps at 0xf78fd9d8>
+        wraps      = <function wraps at 0xb6cbda28>
 /usr/lib/python3.11/sre_parse.py:2: in <module>
     warnings.warn(f"module {__name__!r} is deprecated",
 E   DeprecationWarning: module 'sre_parse' is deprecated
@@ -4061,10 +4104,10 @@
         __cached__ = '/usr/lib/python3.11/__pycache__/sre_parse.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3.11/sre_parse.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf565ff50>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4fe7e30>
         __name__   = 'sre_parse'
         __package__ = ''
-        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf565ff50>, origin='/usr/lib/python3.11/sre_parse.py')
+        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4fe7e30>, origin='/usr/lib/python3.11/sre_parse.py')
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 _ ERROR collecting .pybuild/cpython3_3.11_surfer/build/surfer/tests/__init__.py _
 /usr/lib/python3.11/importlib/__init__.py:126: in import_module
@@ -4079,12 +4122,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer.tests'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer.tests'
         parent     = 'surfer'
         parent_spec = None
@@ -4092,7 +4135,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -4101,29 +4144,29 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer'
 <frozen importlib._bootstrap>:1149: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer'
         parent     = ''
         parent_spec = None
         path       = None
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf54f6eb0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d16330>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap>:690: in _load_unlocked
     ???
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf54f6eb0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d16330>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap_external>:940: in exec_module
     ???
-        code       = <code object <module> at 0xf5dab8e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
+        code       = <code object <module> at 0xb51698e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        self       = <_frozen_importlib_external.SourceFileLoader object at 0xf54f6eb0>
+        self       = <_frozen_importlib_external.SourceFileLoader object at 0xb4d16330>
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
-        args       = (<code object <module> at 0xf5dab8e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
+        args       = (<code object <module> at 0xb51698e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
         f          = <built-in function exec>
         kwds       = {}
 surfer/__init__.py:1: in <module>
@@ -4132,28 +4175,28 @@
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/__init__.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf54f6eb0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d16330>
         __name__   = 'surfer'
         __package__ = 'surfer'
         __path__   = ['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer']
-        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf54f6eb0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d16330>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 surfer/viz.py:13: in <module>
     from mayavi import mlab
         __builtins__ = <builtins>
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/viz.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf54f61d0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d16cd0>
         __name__   = 'surfer.viz'
         __package__ = 'surfer'
-        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf54f61d0>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
-        deepcopy   = <function deepcopy at 0xf76dec08>
+        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d16cd0>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
+        deepcopy   = <function deepcopy at 0xb6a9fc58>
         floor      = <built-in function floor>
         logging    = <module 'logging' from '/usr/lib/python3.11/logging/__init__.py'>
         nib        = <module 'nibabel' from '/usr/lib/python3/dist-packages/nibabel/__init__.py'>
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         os         = <module 'os' (frozen)>
-        pjoin      = <function join at 0xf791c4d8>
+        pjoin      = <function join at 0xb6cdb528>
         warn       = <built-in function warn>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/mayavi/mlab.py:16: in <module>
@@ -4162,21 +4205,21 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/__pycache__/mlab.cpython-311.pyc'
         __doc__    = '\nmlab: a simple scripting interface to Mayavi2 for 3D plotting.\n\nCan be used inside Mayavi2 itself, in "ipython --gui=qt", or in any\napplication with a compatible UI (Qt or wxPython).\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/mlab.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a54c10>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4e4ae70>
         __name__   = 'mayavi.mlab'
         __package__ = 'mayavi'
-        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a54c10>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
-        process_ui_events = <function process_ui_events at 0xf5e48848>
+        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4e4ae70>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
+        process_ui_events = <function process_ui_events at 0xb5209898>
 /usr/lib/python3/dist-packages/mayavi/tools/camera.py:24: in <module>
     from .engine_manager import get_engine
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/camera.cpython-311.pyc'
         __doc__    = '\nControlling the camera.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/camera.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a54990>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4ed4930>
         __name__   = 'mayavi.tools.camera'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a54990>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4ed4930>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         pi         = 3.141592653589793
         sys        = <module 'sys' (built-in)>
@@ -4186,10 +4229,10 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/engine_manager.cpython-311.pyc'
         __doc__    = '\nCentral registry for figures with mlab.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5d39fd0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4ed4e10>
         __name__   = 'mayavi.tools.engine_manager'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5d39fd0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4ed4e10>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
         os         = <module 'os' (frozen)>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/traits/api.py:173: in <module>
@@ -4235,7 +4278,7 @@
         CUnicode   = <class 'traits.trait_types.CStr'>
         Callable   = <class 'traits.trait_types.Callable'>
         Code       = <class 'traits.trait_types.Code'>
-        Color      = <traits.trait_factory.TraitFactory object at 0xf5e17950>
+        Color      = <traits.trait_factory.TraitFactory object at 0xb51cbf50>
         ComparisonMode = <enum 'ComparisonMode'>
         Complex    = <class 'traits.trait_types.Complex'>
         Constant   = <class 'traits.trait_types.Constant'>
@@ -4247,35 +4290,35 @@
         DelegatesTo = <class 'traits.trait_types.DelegatesTo'>
         DelegationError = <class 'traits.trait_errors.DelegationError'>
         Dict       = <class 'traits.trait_types.Dict'>
-        DictStrAny = <traits.trait_types.Dict object at 0xf5dd38b0>
-        DictStrBool = <traits.trait_types.Dict object at 0xf5dd39b0>
-        DictStrFloat = <traits.trait_types.Dict object at 0xf5dd38f0>
-        DictStrInt = <traits.trait_types.Dict object at 0xf5dd3770>
-        DictStrList = <traits.trait_types.Dict object at 0xf5dd3a50>
-        DictStrStr = <traits.trait_types.Dict object at 0xf6c321f0>
+        DictStrAny = <traits.trait_types.Dict object at 0xb519ae90>
+        DictStrBool = <traits.trait_types.Dict object at 0xb519aed0>
+        DictStrFloat = <traits.trait_types.Dict object at 0xb519af70>
+        DictStrInt = <traits.trait_types.Dict object at 0xb519af10>
+        DictStrList = <traits.trait_types.Dict object at 0xb51460b0>
+        DictStrStr = <traits.trait_types.Dict object at 0xb519aeb0>
         Directory  = <class 'traits.trait_types.Directory'>
-        Disallow   = <traits.trait_types.Disallow object at 0xf5dd3450>
+        Disallow   = <traits.trait_types.Disallow object at 0xb519aa30>
         Either     = <class 'traits.trait_types.Either'>
         Enum       = <class 'traits.trait_types.Enum'>
         Event      = <class 'traits.trait_types.Event'>
         Expression = <class 'traits.trait_types.Expression'>
         File       = <class 'traits.trait_types.File'>
         Float      = <class 'traits.trait_types.Float'>
-        Font       = <traits.trait_factory.TraitFactory object at 0xf5e179d0>
+        Font       = <traits.trait_factory.TraitFactory object at 0xb51cbfd0>
         Function   = <class 'traits.trait_types.Function'>
         HTML       = <class 'traits.trait_types.HTML'>
         Instance   = <class 'traits.trait_types.Instance'>
         Int        = <class 'traits.trait_types.Int'>
         List       = <class 'traits.trait_types.List'>
-        ListBool   = <traits.trait_types.List object at 0xf5dd3670>
-        ListComplex = <traits.trait_types.List object at 0xf5dd35d0>
-        ListFloat  = <traits.trait_types.List object at 0xf5dd34f0>
-        ListFunction = <traits.trait_types.List object at 0xf5dd36f0>
-        ListInt    = <traits.trait_types.List object at 0xf7114630>
-        ListMethod = <traits.trait_types.List object at 0xf669fdb0>
-        ListStr    = <traits.trait_types.List object at 0xf5dd34d0>
-        ListThis   = <traits.trait_types.List object at 0xf7103ef0>
-        ListUnicode = <traits.trait_types.List object at 0xf5dd3550>
+        ListBool   = <traits.trait_types.List object at 0xb519ac50>
+        ListComplex = <traits.trait_types.List object at 0xb519abb0>
+        ListFloat  = <traits.trait_types.List object at 0xb519aab0>
+        ListFunction = <traits.trait_types.List object at 0xb519acd0>
+        ListInt    = <traits.trait_types.List object at 0xb519aad0>
+        ListMethod = <traits.trait_types.List object at 0xb519ad10>
+        ListStr    = <traits.trait_types.List object at 0xb519aaf0>
+        ListThis   = <traits.trait_types.List object at 0xb519adf0>
+        ListUnicode = <traits.trait_types.List object at 0xb519ab30>
         Long       = <class 'traits.trait_types.Int'>
         Map        = <class 'traits.trait_types.Map'>
         Method     = <class 'traits.trait_types.Method'>
@@ -4286,14 +4329,14 @@
         Password   = <class 'traits.trait_types.Password'>
         PrefixList = <class 'traits.trait_types.PrefixList'>
         PrefixMap  = <class 'traits.trait_types.PrefixMap'>
-        Property   = <traits.trait_factory.TraitFactory object at 0xf5e178d0>
+        Property   = <traits.trait_factory.TraitFactory object at 0xb51cbed0>
         PrototypedFrom = <class 'traits.trait_types.PrototypedFrom'>
         Python     = <class 'traits.trait_types.Python'>
         PythonValue = <class 'traits.trait_types.PythonValue'>
-        RGBColor   = <traits.trait_factory.TraitFactory object at 0xf5e17990>
+        RGBColor   = <traits.trait_factory.TraitFactory object at 0xb51cbf90>
         RICH_COMPARE = <ComparisonMode.equality: 2>
         Range      = <class 'traits.trait_types.Range'>
-        ReadOnly   = <traits.trait_types.ReadOnly object at 0xf5dd3430>
+        ReadOnly   = <traits.trait_types.ReadOnly object at 0xb519aa10>
         Regex      = <class 'traits.trait_types.Regex'>
         Self       = <self>
         Set        = <class 'traits.trait_types.Set'>
@@ -4306,7 +4349,7 @@
         Time       = <class 'traits.trait_types.Time'>
         Title      = <class 'traits.trait_types.Title'>
         ToolbarButton = <class 'traits.trait_types.ToolbarButton'>
-        Trait      = <function Trait at 0xf5e21168>
+        Trait      = <function Trait at 0xb51db1b8>
         TraitChangeNotifyWrapper = <class 'traits.trait_notifiers.TraitChangeNotifyWrapper'>
         TraitError = <class 'traits.trait_errors.TraitError'>
         TraitFactory = <class 'traits.trait_factory.TraitFactory'>
@@ -4326,17 +4369,17 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/api.cpython-311.pyc'
         __doc__    = ' Pseudo-package for all of the core symbols from Traits and TraitsUI.\nUse this module for importing Traits names into your namespace. For example::\n\n    from traits.api import HasTraits\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a94490>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4ed4e50>
         __name__   = 'traits.api'
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a94490>, origin='/usr/lib/python3/dist-packages/traits/api.py')
-        as_ctrait  = <function as_ctrait at 0xf5e62438>
+        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4ed4e50>, origin='/usr/lib/python3/dist-packages/traits/api.py')
+        as_ctrait  = <function as_ctrait at 0xb5222488>
         false      = <class 'traits.trait_types.Bool'>
-        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
-        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
+        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
+        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
         self       = <class 'traits.trait_types.self'>
-        true       = <traits.trait_types.Bool object at 0xf5dd3490>
-        undefined  = <traits.trait_types.Any object at 0xf5dd34b0>
+        true       = <traits.trait_types.Bool object at 0xb519aa70>
+        undefined  = <traits.trait_types.Any object at 0xb519aa90>
 /usr/lib/python3/dist-packages/traits/has_traits.py:32: in <module>
     from .observation import api as observe_api
         AdaptationError = <class 'traits.adaptation.adaptation_error.AdaptationError'>
@@ -4350,11 +4393,11 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/has_traits.cpython-311.pyc'
         __doc__    = ' Defines the HasTraits class, along with several useful subclasses and\n    associated metaclasses.\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/has_traits.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a94230>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4ed4030>
         __name__   = 'traits.has_traits'
-        __newobj__ = <function __newobj__ at 0xf5df1b18>
+        __newobj__ = <function __newobj__ at 0xb51b1b68>
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a94230>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
+        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4ed4030>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
         abc        = <module 'abc' (frozen)>
         copy_module = <module 'copy' from '/usr/lib/python3.11/copy.py'>
         inspect    = <module 'inspect' from '/usr/lib/python3.11/inspect.py'>
@@ -4371,34 +4414,34 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/api.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf59bb150>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb48b5c50>
         __name__   = 'traits.observation.api'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf59bb150>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
-        anytrait   = <function anytrait at 0xf5d44258>
-        apply_observers = <function apply_observers at 0xf5d44528>
-        compile_expr = <functools._lru_cache_wrapper object at 0xf5d342e8>
-        dict_items = <function dict_items at 0xf5d44168>
-        dispatch_same = <function dispatch_same at 0xf5d44488>
-        list_items = <function list_items at 0xf5d441b8>
-        match      = <function match at 0xf5d44208>
-        metadata   = <function metadata at 0xf5d442a8>
-        observe    = <function observe at 0xf5d444d8>
-        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        set_items  = <function set_items at 0xf5d442f8>
-        trait      = <function trait at 0xf5d44348>
+        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb48b5c50>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
+        anytrait   = <function anytrait at 0xb51052a8>
+        apply_observers = <function apply_observers at 0xb5105578>
+        compile_expr = <functools._lru_cache_wrapper object at 0xb50f7290>
+        dict_items = <function dict_items at 0xb51051b8>
+        dispatch_same = <function dispatch_same at 0xb51054d8>
+        list_items = <function list_items at 0xb5105208>
+        match      = <function match at 0xb5105258>
+        metadata   = <function metadata at 0xb51052f8>
+        observe    = <function observe at 0xb5105528>
+        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        set_items  = <function set_items at 0xb5105348>
+        trait      = <function trait at 0xb5105398>
 /usr/lib/python3/dist-packages/traits/observation/parsing.py:13: in <module>
     from traits.observation import _generated_parser
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/parsing.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/parsing.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf59bbc30>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb48b5670>
         __name__   = 'traits.observation.parsing'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf59bbc30>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
-        lru_cache  = <function lru_cache at 0xf78dc668>
+        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb48b5670>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
+        lru_cache  = <function lru_cache at 0xb6c9c6b8>
 /usr/lib/python3/dist-packages/traits/observation/_generated_parser.py:258: in <module>
     import sre_parse
         GrammarError = <class 'traits.observation._generated_parser.GrammarError'>
@@ -4419,23 +4462,23 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/_generated_parser.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5798850>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb48b52b0>
         __name__   = 'traits.observation._generated_parser'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5798850>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
+        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb48b52b0>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
         __warningregistry__ = {'version': 249}
-        _deserialize = <function _deserialize at 0xf5d885c8>
-        classify   = <function classify at 0xf5507438>
+        _deserialize = <function _deserialize at 0xb51497a8>
+        classify   = <function classify at 0xb48c34d8>
         classtype  = <class 'type'>
-        contextmanager = <function contextmanager at 0xf793c848>
+        contextmanager = <function contextmanager at 0xb6cfa898>
         open       = <built-in function open>
         os         = <module 'os' (frozen)>
         partial    = <class 'functools.partial'>
         re         = <module 're' from '/usr/lib/python3.11/re/__init__.py'>
-        smart_decorator = <function smart_decorator at 0xf5d88708>
+        smart_decorator = <function smart_decorator at 0xb5149578>
         sys        = <module 'sys' (built-in)>
         types      = <module 'types' from '/usr/lib/python3.11/types.py'>
-        wraps      = <function wraps at 0xf78fd9d8>
+        wraps      = <function wraps at 0xb6cbda28>
 /usr/lib/python3.11/sre_parse.py:2: in <module>
     warnings.warn(f"module {__name__!r} is deprecated",
 E   DeprecationWarning: module 'sre_parse' is deprecated
@@ -4443,10 +4486,10 @@
         __cached__ = '/usr/lib/python3.11/__pycache__/sre_parse.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3.11/sre_parse.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf54ed190>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4dbf410>
         __name__   = 'sre_parse'
         __package__ = ''
-        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf54ed190>, origin='/usr/lib/python3.11/sre_parse.py')
+        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4dbf410>, origin='/usr/lib/python3.11/sre_parse.py')
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 _ ERROR collecting .pybuild/cpython3_3.11_surfer/build/surfer/tests/test_utils.py _
 /usr/lib/python3.11/importlib/__init__.py:126: in import_module
@@ -4461,12 +4504,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer.tests.test_utils'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer.tests.test_utils'
         parent     = 'surfer.tests'
         parent_spec = None
@@ -4474,7 +4517,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer.tests',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -4483,12 +4526,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer.tests'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer.tests'
         parent     = 'surfer'
         parent_spec = None
@@ -4496,7 +4539,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -4505,29 +4548,29 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer'
 <frozen importlib._bootstrap>:1149: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer'
         parent     = ''
         parent_spec = None
         path       = None
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5bcb530>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4effcf0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap>:690: in _load_unlocked
     ???
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5bcb530>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4effcf0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap_external>:940: in exec_module
     ???
-        code       = <code object <module> at 0xf5d42f00, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
+        code       = <code object <module> at 0xb5103f00, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        self       = <_frozen_importlib_external.SourceFileLoader object at 0xf5bcb530>
+        self       = <_frozen_importlib_external.SourceFileLoader object at 0xb4effcf0>
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
-        args       = (<code object <module> at 0xf5d42f00, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
+        args       = (<code object <module> at 0xb5103f00, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
         f          = <built-in function exec>
         kwds       = {}
 surfer/__init__.py:1: in <module>
@@ -4536,28 +4579,28 @@
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/__init__.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5bcb530>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4effcf0>
         __name__   = 'surfer'
         __package__ = 'surfer'
         __path__   = ['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer']
-        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5bcb530>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4effcf0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 surfer/viz.py:13: in <module>
     from mayavi import mlab
         __builtins__ = <builtins>
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/viz.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5bcb7f0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4effa50>
         __name__   = 'surfer.viz'
         __package__ = 'surfer'
-        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5bcb7f0>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
-        deepcopy   = <function deepcopy at 0xf76dec08>
+        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4effa50>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
+        deepcopy   = <function deepcopy at 0xb6a9fc58>
         floor      = <built-in function floor>
         logging    = <module 'logging' from '/usr/lib/python3.11/logging/__init__.py'>
         nib        = <module 'nibabel' from '/usr/lib/python3/dist-packages/nibabel/__init__.py'>
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         os         = <module 'os' (frozen)>
-        pjoin      = <function join at 0xf791c4d8>
+        pjoin      = <function join at 0xb6cdb528>
         warn       = <built-in function warn>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/mayavi/mlab.py:16: in <module>
@@ -4566,21 +4609,21 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/__pycache__/mlab.cpython-311.pyc'
         __doc__    = '\nmlab: a simple scripting interface to Mayavi2 for 3D plotting.\n\nCan be used inside Mayavi2 itself, in "ipython --gui=qt", or in any\napplication with a compatible UI (Qt or wxPython).\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/mlab.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b148f0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4da61d0>
         __name__   = 'mayavi.mlab'
         __package__ = 'mayavi'
-        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b148f0>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
-        process_ui_events = <function process_ui_events at 0xf5e48848>
+        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4da61d0>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
+        process_ui_events = <function process_ui_events at 0xb5209898>
 /usr/lib/python3/dist-packages/mayavi/tools/camera.py:24: in <module>
     from .engine_manager import get_engine
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/camera.cpython-311.pyc'
         __doc__    = '\nControlling the camera.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/camera.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf7103550>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4da6bf0>
         __name__   = 'mayavi.tools.camera'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf7103550>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4da6bf0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         pi         = 3.141592653589793
         sys        = <module 'sys' (built-in)>
@@ -4590,10 +4633,10 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/engine_manager.cpython-311.pyc'
         __doc__    = '\nCentral registry for figures with mlab.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b53c70>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4da6f90>
         __name__   = 'mayavi.tools.engine_manager'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b53c70>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4da6f90>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
         os         = <module 'os' (frozen)>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/traits/api.py:173: in <module>
@@ -4639,7 +4682,7 @@
         CUnicode   = <class 'traits.trait_types.CStr'>
         Callable   = <class 'traits.trait_types.Callable'>
         Code       = <class 'traits.trait_types.Code'>
-        Color      = <traits.trait_factory.TraitFactory object at 0xf5e17950>
+        Color      = <traits.trait_factory.TraitFactory object at 0xb51cbf50>
         ComparisonMode = <enum 'ComparisonMode'>
         Complex    = <class 'traits.trait_types.Complex'>
         Constant   = <class 'traits.trait_types.Constant'>
@@ -4651,35 +4694,35 @@
         DelegatesTo = <class 'traits.trait_types.DelegatesTo'>
         DelegationError = <class 'traits.trait_errors.DelegationError'>
         Dict       = <class 'traits.trait_types.Dict'>
-        DictStrAny = <traits.trait_types.Dict object at 0xf5dd38b0>
-        DictStrBool = <traits.trait_types.Dict object at 0xf5dd39b0>
-        DictStrFloat = <traits.trait_types.Dict object at 0xf5dd38f0>
-        DictStrInt = <traits.trait_types.Dict object at 0xf5dd3770>
-        DictStrList = <traits.trait_types.Dict object at 0xf5dd3a50>
-        DictStrStr = <traits.trait_types.Dict object at 0xf6c321f0>
+        DictStrAny = <traits.trait_types.Dict object at 0xb519ae90>
+        DictStrBool = <traits.trait_types.Dict object at 0xb519aed0>
+        DictStrFloat = <traits.trait_types.Dict object at 0xb519af70>
+        DictStrInt = <traits.trait_types.Dict object at 0xb519af10>
+        DictStrList = <traits.trait_types.Dict object at 0xb51460b0>
+        DictStrStr = <traits.trait_types.Dict object at 0xb519aeb0>
         Directory  = <class 'traits.trait_types.Directory'>
-        Disallow   = <traits.trait_types.Disallow object at 0xf5dd3450>
+        Disallow   = <traits.trait_types.Disallow object at 0xb519aa30>
         Either     = <class 'traits.trait_types.Either'>
         Enum       = <class 'traits.trait_types.Enum'>
         Event      = <class 'traits.trait_types.Event'>
         Expression = <class 'traits.trait_types.Expression'>
         File       = <class 'traits.trait_types.File'>
         Float      = <class 'traits.trait_types.Float'>
-        Font       = <traits.trait_factory.TraitFactory object at 0xf5e179d0>
+        Font       = <traits.trait_factory.TraitFactory object at 0xb51cbfd0>
         Function   = <class 'traits.trait_types.Function'>
         HTML       = <class 'traits.trait_types.HTML'>
         Instance   = <class 'traits.trait_types.Instance'>
         Int        = <class 'traits.trait_types.Int'>
         List       = <class 'traits.trait_types.List'>
-        ListBool   = <traits.trait_types.List object at 0xf5dd3670>
-        ListComplex = <traits.trait_types.List object at 0xf5dd35d0>
-        ListFloat  = <traits.trait_types.List object at 0xf5dd34f0>
-        ListFunction = <traits.trait_types.List object at 0xf5dd36f0>
-        ListInt    = <traits.trait_types.List object at 0xf7114630>
-        ListMethod = <traits.trait_types.List object at 0xf669fdb0>
-        ListStr    = <traits.trait_types.List object at 0xf5dd34d0>
-        ListThis   = <traits.trait_types.List object at 0xf7103ef0>
-        ListUnicode = <traits.trait_types.List object at 0xf5dd3550>
+        ListBool   = <traits.trait_types.List object at 0xb519ac50>
+        ListComplex = <traits.trait_types.List object at 0xb519abb0>
+        ListFloat  = <traits.trait_types.List object at 0xb519aab0>
+        ListFunction = <traits.trait_types.List object at 0xb519acd0>
+        ListInt    = <traits.trait_types.List object at 0xb519aad0>
+        ListMethod = <traits.trait_types.List object at 0xb519ad10>
+        ListStr    = <traits.trait_types.List object at 0xb519aaf0>
+        ListThis   = <traits.trait_types.List object at 0xb519adf0>
+        ListUnicode = <traits.trait_types.List object at 0xb519ab30>
         Long       = <class 'traits.trait_types.Int'>
         Map        = <class 'traits.trait_types.Map'>
         Method     = <class 'traits.trait_types.Method'>
@@ -4690,14 +4733,14 @@
         Password   = <class 'traits.trait_types.Password'>
         PrefixList = <class 'traits.trait_types.PrefixList'>
         PrefixMap  = <class 'traits.trait_types.PrefixMap'>
-        Property   = <traits.trait_factory.TraitFactory object at 0xf5e178d0>
+        Property   = <traits.trait_factory.TraitFactory object at 0xb51cbed0>
         PrototypedFrom = <class 'traits.trait_types.PrototypedFrom'>
         Python     = <class 'traits.trait_types.Python'>
         PythonValue = <class 'traits.trait_types.PythonValue'>
-        RGBColor   = <traits.trait_factory.TraitFactory object at 0xf5e17990>
+        RGBColor   = <traits.trait_factory.TraitFactory object at 0xb51cbf90>
         RICH_COMPARE = <ComparisonMode.equality: 2>
         Range      = <class 'traits.trait_types.Range'>
-        ReadOnly   = <traits.trait_types.ReadOnly object at 0xf5dd3430>
+        ReadOnly   = <traits.trait_types.ReadOnly object at 0xb519aa10>
         Regex      = <class 'traits.trait_types.Regex'>
         Self       = <self>
         Set        = <class 'traits.trait_types.Set'>
@@ -4710,7 +4753,7 @@
         Time       = <class 'traits.trait_types.Time'>
         Title      = <class 'traits.trait_types.Title'>
         ToolbarButton = <class 'traits.trait_types.ToolbarButton'>
-        Trait      = <function Trait at 0xf5e21168>
+        Trait      = <function Trait at 0xb51db1b8>
         TraitChangeNotifyWrapper = <class 'traits.trait_notifiers.TraitChangeNotifyWrapper'>
         TraitError = <class 'traits.trait_errors.TraitError'>
         TraitFactory = <class 'traits.trait_factory.TraitFactory'>
@@ -4730,17 +4773,17 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/api.cpython-311.pyc'
         __doc__    = ' Pseudo-package for all of the core symbols from Traits and TraitsUI.\nUse this module for importing Traits names into your namespace. For example::\n\n    from traits.api import HasTraits\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b53bd0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4da6b50>
         __name__   = 'traits.api'
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b53bd0>, origin='/usr/lib/python3/dist-packages/traits/api.py')
-        as_ctrait  = <function as_ctrait at 0xf5e62438>
+        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4da6b50>, origin='/usr/lib/python3/dist-packages/traits/api.py')
+        as_ctrait  = <function as_ctrait at 0xb5222488>
         false      = <class 'traits.trait_types.Bool'>
-        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
-        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
+        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
+        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
         self       = <class 'traits.trait_types.self'>
-        true       = <traits.trait_types.Bool object at 0xf5dd3490>
-        undefined  = <traits.trait_types.Any object at 0xf5dd34b0>
+        true       = <traits.trait_types.Bool object at 0xb519aa70>
+        undefined  = <traits.trait_types.Any object at 0xb519aa90>
 /usr/lib/python3/dist-packages/traits/has_traits.py:32: in <module>
     from .observation import api as observe_api
         AdaptationError = <class 'traits.adaptation.adaptation_error.AdaptationError'>
@@ -4754,11 +4797,11 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/has_traits.cpython-311.pyc'
         __doc__    = ' Defines the HasTraits class, along with several useful subclasses and\n    associated metaclasses.\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/has_traits.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b53e30>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5146cd0>
         __name__   = 'traits.has_traits'
-        __newobj__ = <function __newobj__ at 0xf5df1b18>
+        __newobj__ = <function __newobj__ at 0xb51b1b68>
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b53e30>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
+        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5146cd0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
         abc        = <module 'abc' (frozen)>
         copy_module = <module 'copy' from '/usr/lib/python3.11/copy.py'>
         inspect    = <module 'inspect' from '/usr/lib/python3.11/inspect.py'>
@@ -4775,34 +4818,34 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/api.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b0fab0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb49471f0>
         __name__   = 'traits.observation.api'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b0fab0>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
-        anytrait   = <function anytrait at 0xf5d44258>
-        apply_observers = <function apply_observers at 0xf5d44528>
-        compile_expr = <functools._lru_cache_wrapper object at 0xf5d342e8>
-        dict_items = <function dict_items at 0xf5d44168>
-        dispatch_same = <function dispatch_same at 0xf5d44488>
-        list_items = <function list_items at 0xf5d441b8>
-        match      = <function match at 0xf5d44208>
-        metadata   = <function metadata at 0xf5d442a8>
-        observe    = <function observe at 0xf5d444d8>
-        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        set_items  = <function set_items at 0xf5d442f8>
-        trait      = <function trait at 0xf5d44348>
+        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb49471f0>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
+        anytrait   = <function anytrait at 0xb51052a8>
+        apply_observers = <function apply_observers at 0xb5105578>
+        compile_expr = <functools._lru_cache_wrapper object at 0xb50f7290>
+        dict_items = <function dict_items at 0xb51051b8>
+        dispatch_same = <function dispatch_same at 0xb51054d8>
+        list_items = <function list_items at 0xb5105208>
+        match      = <function match at 0xb5105258>
+        metadata   = <function metadata at 0xb51052f8>
+        observe    = <function observe at 0xb5105528>
+        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        set_items  = <function set_items at 0xb5105348>
+        trait      = <function trait at 0xb5105398>
 /usr/lib/python3/dist-packages/traits/observation/parsing.py:13: in <module>
     from traits.observation import _generated_parser
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/parsing.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/parsing.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b0f8b0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4947070>
         __name__   = 'traits.observation.parsing'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b0f8b0>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
-        lru_cache  = <function lru_cache at 0xf78dc668>
+        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4947070>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
+        lru_cache  = <function lru_cache at 0xb6c9c6b8>
 /usr/lib/python3/dist-packages/traits/observation/_generated_parser.py:258: in <module>
     import sre_parse
         GrammarError = <class 'traits.observation._generated_parser.GrammarError'>
@@ -4823,23 +4866,23 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/_generated_parser.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5b0f870>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb64c4830>
         __name__   = 'traits.observation._generated_parser'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5b0f870>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
+        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb64c4830>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
         __warningregistry__ = {'version': 285}
-        _deserialize = <function _deserialize at 0xf5cce438>
-        classify   = <function classify at 0xf59aaed8>
+        _deserialize = <function _deserialize at 0xb508f578>
+        classify   = <function classify at 0xb4d66ca8>
         classtype  = <class 'type'>
-        contextmanager = <function contextmanager at 0xf793c848>
+        contextmanager = <function contextmanager at 0xb6cfa898>
         open       = <built-in function open>
         os         = <module 'os' (frozen)>
         partial    = <class 'functools.partial'>
         re         = <module 're' from '/usr/lib/python3.11/re/__init__.py'>
-        smart_decorator = <function smart_decorator at 0xf5cce578>
+        smart_decorator = <function smart_decorator at 0xb508f5c8>
         sys        = <module 'sys' (built-in)>
         types      = <module 'types' from '/usr/lib/python3.11/types.py'>
-        wraps      = <function wraps at 0xf78fd9d8>
+        wraps      = <function wraps at 0xb6cbda28>
 /usr/lib/python3.11/sre_parse.py:2: in <module>
     warnings.warn(f"module {__name__!r} is deprecated",
 E   DeprecationWarning: module 'sre_parse' is deprecated
@@ -4847,10 +4890,10 @@
         __cached__ = '/usr/lib/python3.11/__pycache__/sre_parse.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3.11/sre_parse.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf580a470>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4ed6770>
         __name__   = 'sre_parse'
         __package__ = ''
-        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf580a470>, origin='/usr/lib/python3.11/sre_parse.py')
+        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4ed6770>, origin='/usr/lib/python3.11/sre_parse.py')
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 _ ERROR collecting .pybuild/cpython3_3.11_surfer/build/surfer/tests/test_utils.py _
 /usr/lib/python3.11/importlib/__init__.py:126: in import_module
@@ -4865,12 +4908,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer.tests.test_utils'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer.tests.test_utils'
         parent     = 'surfer.tests'
         parent_spec = None
@@ -4878,7 +4921,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer.tests',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -4887,12 +4930,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer.tests'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer.tests'
         parent     = 'surfer'
         parent_spec = None
@@ -4900,7 +4943,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -4909,29 +4952,29 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer'
 <frozen importlib._bootstrap>:1149: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer'
         parent     = ''
         parent_spec = None
         path       = None
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5907410>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb510db50>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap>:690: in _load_unlocked
     ???
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5907410>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb510db50>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap_external>:940: in exec_module
     ???
-        code       = <code object <module> at 0xf5c98c60, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
+        code       = <code object <module> at 0xb5054c60, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        self       = <_frozen_importlib_external.SourceFileLoader object at 0xf5907410>
+        self       = <_frozen_importlib_external.SourceFileLoader object at 0xb510db50>
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
-        args       = (<code object <module> at 0xf5c98c60, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
+        args       = (<code object <module> at 0xb5054c60, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
         f          = <built-in function exec>
         kwds       = {}
 surfer/__init__.py:1: in <module>
@@ -4940,28 +4983,28 @@
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/__init__.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5907410>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb510db50>
         __name__   = 'surfer'
         __package__ = 'surfer'
         __path__   = ['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer']
-        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5907410>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb510db50>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 surfer/viz.py:13: in <module>
     from mayavi import mlab
         __builtins__ = <builtins>
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/viz.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5907190>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb510d1d0>
         __name__   = 'surfer.viz'
         __package__ = 'surfer'
-        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5907190>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
-        deepcopy   = <function deepcopy at 0xf76dec08>
+        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb510d1d0>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
+        deepcopy   = <function deepcopy at 0xb6a9fc58>
         floor      = <built-in function floor>
         logging    = <module 'logging' from '/usr/lib/python3.11/logging/__init__.py'>
         nib        = <module 'nibabel' from '/usr/lib/python3/dist-packages/nibabel/__init__.py'>
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         os         = <module 'os' (frozen)>
-        pjoin      = <function join at 0xf791c4d8>
+        pjoin      = <function join at 0xb6cdb528>
         warn       = <built-in function warn>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/mayavi/mlab.py:16: in <module>
@@ -4970,21 +5013,21 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/__pycache__/mlab.cpython-311.pyc'
         __doc__    = '\nmlab: a simple scripting interface to Mayavi2 for 3D plotting.\n\nCan be used inside Mayavi2 itself, in "ipython --gui=qt", or in any\napplication with a compatible UI (Qt or wxPython).\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/mlab.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5797730>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5006130>
         __name__   = 'mayavi.mlab'
         __package__ = 'mayavi'
-        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5797730>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
-        process_ui_events = <function process_ui_events at 0xf5e48848>
+        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5006130>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
+        process_ui_events = <function process_ui_events at 0xb5209898>
 /usr/lib/python3/dist-packages/mayavi/tools/camera.py:24: in <module>
     from .engine_manager import get_engine
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/camera.cpython-311.pyc'
         __doc__    = '\nControlling the camera.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/camera.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5797570>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5006190>
         __name__   = 'mayavi.tools.camera'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5797570>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5006190>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         pi         = 3.141592653589793
         sys        = <module 'sys' (built-in)>
@@ -4994,10 +5037,10 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/engine_manager.cpython-311.pyc'
         __doc__    = '\nCentral registry for figures with mlab.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5797b50>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb50067f0>
         __name__   = 'mayavi.tools.engine_manager'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5797b50>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb50067f0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
         os         = <module 'os' (frozen)>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/traits/api.py:173: in <module>
@@ -5043,7 +5086,7 @@
         CUnicode   = <class 'traits.trait_types.CStr'>
         Callable   = <class 'traits.trait_types.Callable'>
         Code       = <class 'traits.trait_types.Code'>
-        Color      = <traits.trait_factory.TraitFactory object at 0xf5e17950>
+        Color      = <traits.trait_factory.TraitFactory object at 0xb51cbf50>
         ComparisonMode = <enum 'ComparisonMode'>
         Complex    = <class 'traits.trait_types.Complex'>
         Constant   = <class 'traits.trait_types.Constant'>
@@ -5055,35 +5098,35 @@
         DelegatesTo = <class 'traits.trait_types.DelegatesTo'>
         DelegationError = <class 'traits.trait_errors.DelegationError'>
         Dict       = <class 'traits.trait_types.Dict'>
-        DictStrAny = <traits.trait_types.Dict object at 0xf5dd38b0>
-        DictStrBool = <traits.trait_types.Dict object at 0xf5dd39b0>
-        DictStrFloat = <traits.trait_types.Dict object at 0xf5dd38f0>
-        DictStrInt = <traits.trait_types.Dict object at 0xf5dd3770>
-        DictStrList = <traits.trait_types.Dict object at 0xf5dd3a50>
-        DictStrStr = <traits.trait_types.Dict object at 0xf6c321f0>
+        DictStrAny = <traits.trait_types.Dict object at 0xb519ae90>
+        DictStrBool = <traits.trait_types.Dict object at 0xb519aed0>
+        DictStrFloat = <traits.trait_types.Dict object at 0xb519af70>
+        DictStrInt = <traits.trait_types.Dict object at 0xb519af10>
+        DictStrList = <traits.trait_types.Dict object at 0xb51460b0>
+        DictStrStr = <traits.trait_types.Dict object at 0xb519aeb0>
         Directory  = <class 'traits.trait_types.Directory'>
-        Disallow   = <traits.trait_types.Disallow object at 0xf5dd3450>
+        Disallow   = <traits.trait_types.Disallow object at 0xb519aa30>
         Either     = <class 'traits.trait_types.Either'>
         Enum       = <class 'traits.trait_types.Enum'>
         Event      = <class 'traits.trait_types.Event'>
         Expression = <class 'traits.trait_types.Expression'>
         File       = <class 'traits.trait_types.File'>
         Float      = <class 'traits.trait_types.Float'>
-        Font       = <traits.trait_factory.TraitFactory object at 0xf5e179d0>
+        Font       = <traits.trait_factory.TraitFactory object at 0xb51cbfd0>
         Function   = <class 'traits.trait_types.Function'>
         HTML       = <class 'traits.trait_types.HTML'>
         Instance   = <class 'traits.trait_types.Instance'>
         Int        = <class 'traits.trait_types.Int'>
         List       = <class 'traits.trait_types.List'>
-        ListBool   = <traits.trait_types.List object at 0xf5dd3670>
-        ListComplex = <traits.trait_types.List object at 0xf5dd35d0>
-        ListFloat  = <traits.trait_types.List object at 0xf5dd34f0>
-        ListFunction = <traits.trait_types.List object at 0xf5dd36f0>
-        ListInt    = <traits.trait_types.List object at 0xf7114630>
-        ListMethod = <traits.trait_types.List object at 0xf669fdb0>
-        ListStr    = <traits.trait_types.List object at 0xf5dd34d0>
-        ListThis   = <traits.trait_types.List object at 0xf7103ef0>
-        ListUnicode = <traits.trait_types.List object at 0xf5dd3550>
+        ListBool   = <traits.trait_types.List object at 0xb519ac50>
+        ListComplex = <traits.trait_types.List object at 0xb519abb0>
+        ListFloat  = <traits.trait_types.List object at 0xb519aab0>
+        ListFunction = <traits.trait_types.List object at 0xb519acd0>
+        ListInt    = <traits.trait_types.List object at 0xb519aad0>
+        ListMethod = <traits.trait_types.List object at 0xb519ad10>
+        ListStr    = <traits.trait_types.List object at 0xb519aaf0>
+        ListThis   = <traits.trait_types.List object at 0xb519adf0>
+        ListUnicode = <traits.trait_types.List object at 0xb519ab30>
         Long       = <class 'traits.trait_types.Int'>
         Map        = <class 'traits.trait_types.Map'>
         Method     = <class 'traits.trait_types.Method'>
@@ -5094,14 +5137,14 @@
         Password   = <class 'traits.trait_types.Password'>
         PrefixList = <class 'traits.trait_types.PrefixList'>
         PrefixMap  = <class 'traits.trait_types.PrefixMap'>
-        Property   = <traits.trait_factory.TraitFactory object at 0xf5e178d0>
+        Property   = <traits.trait_factory.TraitFactory object at 0xb51cbed0>
         PrototypedFrom = <class 'traits.trait_types.PrototypedFrom'>
         Python     = <class 'traits.trait_types.Python'>
         PythonValue = <class 'traits.trait_types.PythonValue'>
-        RGBColor   = <traits.trait_factory.TraitFactory object at 0xf5e17990>
+        RGBColor   = <traits.trait_factory.TraitFactory object at 0xb51cbf90>
         RICH_COMPARE = <ComparisonMode.equality: 2>
         Range      = <class 'traits.trait_types.Range'>
-        ReadOnly   = <traits.trait_types.ReadOnly object at 0xf5dd3430>
+        ReadOnly   = <traits.trait_types.ReadOnly object at 0xb519aa10>
         Regex      = <class 'traits.trait_types.Regex'>
         Self       = <self>
         Set        = <class 'traits.trait_types.Set'>
@@ -5114,7 +5157,7 @@
         Time       = <class 'traits.trait_types.Time'>
         Title      = <class 'traits.trait_types.Title'>
         ToolbarButton = <class 'traits.trait_types.ToolbarButton'>
-        Trait      = <function Trait at 0xf5e21168>
+        Trait      = <function Trait at 0xb51db1b8>
         TraitChangeNotifyWrapper = <class 'traits.trait_notifiers.TraitChangeNotifyWrapper'>
         TraitError = <class 'traits.trait_errors.TraitError'>
         TraitFactory = <class 'traits.trait_factory.TraitFactory'>
@@ -5134,17 +5177,17 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/api.cpython-311.pyc'
         __doc__    = ' Pseudo-package for all of the core symbols from Traits and TraitsUI.\nUse this module for importing Traits names into your namespace. For example::\n\n    from traits.api import HasTraits\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf57976b0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5006030>
         __name__   = 'traits.api'
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf57976b0>, origin='/usr/lib/python3/dist-packages/traits/api.py')
-        as_ctrait  = <function as_ctrait at 0xf5e62438>
+        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5006030>, origin='/usr/lib/python3/dist-packages/traits/api.py')
+        as_ctrait  = <function as_ctrait at 0xb5222488>
         false      = <class 'traits.trait_types.Bool'>
-        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
-        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
+        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
+        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
         self       = <class 'traits.trait_types.self'>
-        true       = <traits.trait_types.Bool object at 0xf5dd3490>
-        undefined  = <traits.trait_types.Any object at 0xf5dd34b0>
+        true       = <traits.trait_types.Bool object at 0xb519aa70>
+        undefined  = <traits.trait_types.Any object at 0xb519aa90>
 /usr/lib/python3/dist-packages/traits/has_traits.py:32: in <module>
     from .observation import api as observe_api
         AdaptationError = <class 'traits.adaptation.adaptation_error.AdaptationError'>
@@ -5158,11 +5201,11 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/has_traits.cpython-311.pyc'
         __doc__    = ' Defines the HasTraits class, along with several useful subclasses and\n    associated metaclasses.\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/has_traits.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5797cb0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5006a30>
         __name__   = 'traits.has_traits'
-        __newobj__ = <function __newobj__ at 0xf5df1b18>
+        __newobj__ = <function __newobj__ at 0xb51b1b68>
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5797cb0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
+        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5006a30>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
         abc        = <module 'abc' (frozen)>
         copy_module = <module 'copy' from '/usr/lib/python3.11/copy.py'>
         inspect    = <module 'inspect' from '/usr/lib/python3.11/inspect.py'>
@@ -5179,34 +5222,34 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/api.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5aec510>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4efa490>
         __name__   = 'traits.observation.api'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5aec510>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
-        anytrait   = <function anytrait at 0xf5d44258>
-        apply_observers = <function apply_observers at 0xf5d44528>
-        compile_expr = <functools._lru_cache_wrapper object at 0xf5d342e8>
-        dict_items = <function dict_items at 0xf5d44168>
-        dispatch_same = <function dispatch_same at 0xf5d44488>
-        list_items = <function list_items at 0xf5d441b8>
-        match      = <function match at 0xf5d44208>
-        metadata   = <function metadata at 0xf5d442a8>
-        observe    = <function observe at 0xf5d444d8>
-        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        set_items  = <function set_items at 0xf5d442f8>
-        trait      = <function trait at 0xf5d44348>
+        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4efa490>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
+        anytrait   = <function anytrait at 0xb51052a8>
+        apply_observers = <function apply_observers at 0xb5105578>
+        compile_expr = <functools._lru_cache_wrapper object at 0xb50f7290>
+        dict_items = <function dict_items at 0xb51051b8>
+        dispatch_same = <function dispatch_same at 0xb51054d8>
+        list_items = <function list_items at 0xb5105208>
+        match      = <function match at 0xb5105258>
+        metadata   = <function metadata at 0xb51052f8>
+        observe    = <function observe at 0xb5105528>
+        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        set_items  = <function set_items at 0xb5105348>
+        trait      = <function trait at 0xb5105398>
 /usr/lib/python3/dist-packages/traits/observation/parsing.py:13: in <module>
     from traits.observation import _generated_parser
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/parsing.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/parsing.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5aec490>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4efa3b0>
         __name__   = 'traits.observation.parsing'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5aec490>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
-        lru_cache  = <function lru_cache at 0xf78dc668>
+        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4efa3b0>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
+        lru_cache  = <function lru_cache at 0xb6c9c6b8>
 /usr/lib/python3/dist-packages/traits/observation/_generated_parser.py:258: in <module>
     import sre_parse
         GrammarError = <class 'traits.observation._generated_parser.GrammarError'>
@@ -5227,23 +5270,23 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/_generated_parser.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5aecfd0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4efaf70>
         __name__   = 'traits.observation._generated_parser'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5aecfd0>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
+        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4efaf70>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
         __warningregistry__ = {'version': 321}
-        _deserialize = <function _deserialize at 0xf5c3fe38>
-        classify   = <function classify at 0xf5c3f7f8>
+        _deserialize = <function _deserialize at 0xb4d67e88>
+        classify   = <function classify at 0xb4d67848>
         classtype  = <class 'type'>
-        contextmanager = <function contextmanager at 0xf793c848>
+        contextmanager = <function contextmanager at 0xb6cfa898>
         open       = <built-in function open>
         os         = <module 'os' (frozen)>
         partial    = <class 'functools.partial'>
         re         = <module 're' from '/usr/lib/python3.11/re/__init__.py'>
-        smart_decorator = <function smart_decorator at 0xf5c3ff28>
+        smart_decorator = <function smart_decorator at 0xb4d67f78>
         sys        = <module 'sys' (built-in)>
         types      = <module 'types' from '/usr/lib/python3.11/types.py'>
-        wraps      = <function wraps at 0xf78fd9d8>
+        wraps      = <function wraps at 0xb6cbda28>
 /usr/lib/python3.11/sre_parse.py:2: in <module>
     warnings.warn(f"module {__name__!r} is deprecated",
 E   DeprecationWarning: module 'sre_parse' is deprecated
@@ -5251,10 +5294,10 @@
         __cached__ = '/usr/lib/python3.11/__pycache__/sre_parse.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3.11/sre_parse.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf586bc70>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5037c50>
         __name__   = 'sre_parse'
         __package__ = ''
-        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf586bc70>, origin='/usr/lib/python3.11/sre_parse.py')
+        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5037c50>, origin='/usr/lib/python3.11/sre_parse.py')
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 _ ERROR collecting .pybuild/cpython3_3.11_surfer/build/surfer/tests/test_viz.py _
 /usr/lib/python3.11/importlib/__init__.py:126: in import_module
@@ -5269,12 +5312,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer.tests.test_viz'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer.tests.test_viz'
         parent     = 'surfer.tests'
         parent_spec = None
@@ -5282,7 +5325,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer.tests',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -5291,12 +5334,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer.tests'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer.tests'
         parent     = 'surfer'
         parent_spec = None
@@ -5304,7 +5347,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -5313,29 +5356,29 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer'
 <frozen importlib._bootstrap>:1149: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer'
         parent     = ''
         parent_spec = None
         path       = None
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5d54f70>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d78750>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap>:690: in _load_unlocked
     ???
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5d54f70>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d78750>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap_external>:940: in exec_module
     ???
-        code       = <code object <module> at 0xf5dab8e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
+        code       = <code object <module> at 0xb51698e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        self       = <_frozen_importlib_external.SourceFileLoader object at 0xf5d54f70>
+        self       = <_frozen_importlib_external.SourceFileLoader object at 0xb4d78750>
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
-        args       = (<code object <module> at 0xf5dab8e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
+        args       = (<code object <module> at 0xb51698e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
         f          = <built-in function exec>
         kwds       = {}
 surfer/__init__.py:1: in <module>
@@ -5344,28 +5387,28 @@
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/__init__.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5d54f70>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d78750>
         __name__   = 'surfer'
         __package__ = 'surfer'
         __path__   = ['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer']
-        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5d54f70>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d78750>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 surfer/viz.py:13: in <module>
     from mayavi import mlab
         __builtins__ = <builtins>
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/viz.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5d54990>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d78510>
         __name__   = 'surfer.viz'
         __package__ = 'surfer'
-        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5d54990>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
-        deepcopy   = <function deepcopy at 0xf76dec08>
+        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d78510>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
+        deepcopy   = <function deepcopy at 0xb6a9fc58>
         floor      = <built-in function floor>
         logging    = <module 'logging' from '/usr/lib/python3.11/logging/__init__.py'>
         nib        = <module 'nibabel' from '/usr/lib/python3/dist-packages/nibabel/__init__.py'>
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         os         = <module 'os' (frozen)>
-        pjoin      = <function join at 0xf791c4d8>
+        pjoin      = <function join at 0xb6cdb528>
         warn       = <built-in function warn>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/mayavi/mlab.py:16: in <module>
@@ -5374,21 +5417,21 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/__pycache__/mlab.cpython-311.pyc'
         __doc__    = '\nmlab: a simple scripting interface to Mayavi2 for 3D plotting.\n\nCan be used inside Mayavi2 itself, in "ipython --gui=qt", or in any\napplication with a compatible UI (Qt or wxPython).\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/mlab.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5868d90>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4b44150>
         __name__   = 'mayavi.mlab'
         __package__ = 'mayavi'
-        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5868d90>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
-        process_ui_events = <function process_ui_events at 0xf5e48848>
+        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4b44150>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
+        process_ui_events = <function process_ui_events at 0xb5209898>
 /usr/lib/python3/dist-packages/mayavi/tools/camera.py:24: in <module>
     from .engine_manager import get_engine
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/camera.cpython-311.pyc'
         __doc__    = '\nControlling the camera.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/camera.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5868330>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4b442d0>
         __name__   = 'mayavi.tools.camera'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5868330>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4b442d0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         pi         = 3.141592653589793
         sys        = <module 'sys' (built-in)>
@@ -5398,10 +5441,10 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/engine_manager.cpython-311.pyc'
         __doc__    = '\nCentral registry for figures with mlab.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5868a30>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4b44e90>
         __name__   = 'mayavi.tools.engine_manager'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5868a30>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4b44e90>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
         os         = <module 'os' (frozen)>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/traits/api.py:173: in <module>
@@ -5447,7 +5490,7 @@
         CUnicode   = <class 'traits.trait_types.CStr'>
         Callable   = <class 'traits.trait_types.Callable'>
         Code       = <class 'traits.trait_types.Code'>
-        Color      = <traits.trait_factory.TraitFactory object at 0xf5e17950>
+        Color      = <traits.trait_factory.TraitFactory object at 0xb51cbf50>
         ComparisonMode = <enum 'ComparisonMode'>
         Complex    = <class 'traits.trait_types.Complex'>
         Constant   = <class 'traits.trait_types.Constant'>
@@ -5459,35 +5502,35 @@
         DelegatesTo = <class 'traits.trait_types.DelegatesTo'>
         DelegationError = <class 'traits.trait_errors.DelegationError'>
         Dict       = <class 'traits.trait_types.Dict'>
-        DictStrAny = <traits.trait_types.Dict object at 0xf5dd38b0>
-        DictStrBool = <traits.trait_types.Dict object at 0xf5dd39b0>
-        DictStrFloat = <traits.trait_types.Dict object at 0xf5dd38f0>
-        DictStrInt = <traits.trait_types.Dict object at 0xf5dd3770>
-        DictStrList = <traits.trait_types.Dict object at 0xf5dd3a50>
-        DictStrStr = <traits.trait_types.Dict object at 0xf6c321f0>
+        DictStrAny = <traits.trait_types.Dict object at 0xb519ae90>
+        DictStrBool = <traits.trait_types.Dict object at 0xb519aed0>
+        DictStrFloat = <traits.trait_types.Dict object at 0xb519af70>
+        DictStrInt = <traits.trait_types.Dict object at 0xb519af10>
+        DictStrList = <traits.trait_types.Dict object at 0xb51460b0>
+        DictStrStr = <traits.trait_types.Dict object at 0xb519aeb0>
         Directory  = <class 'traits.trait_types.Directory'>
-        Disallow   = <traits.trait_types.Disallow object at 0xf5dd3450>
+        Disallow   = <traits.trait_types.Disallow object at 0xb519aa30>
         Either     = <class 'traits.trait_types.Either'>
         Enum       = <class 'traits.trait_types.Enum'>
         Event      = <class 'traits.trait_types.Event'>
         Expression = <class 'traits.trait_types.Expression'>
         File       = <class 'traits.trait_types.File'>
         Float      = <class 'traits.trait_types.Float'>
-        Font       = <traits.trait_factory.TraitFactory object at 0xf5e179d0>
+        Font       = <traits.trait_factory.TraitFactory object at 0xb51cbfd0>
         Function   = <class 'traits.trait_types.Function'>
         HTML       = <class 'traits.trait_types.HTML'>
         Instance   = <class 'traits.trait_types.Instance'>
         Int        = <class 'traits.trait_types.Int'>
         List       = <class 'traits.trait_types.List'>
-        ListBool   = <traits.trait_types.List object at 0xf5dd3670>
-        ListComplex = <traits.trait_types.List object at 0xf5dd35d0>
-        ListFloat  = <traits.trait_types.List object at 0xf5dd34f0>
-        ListFunction = <traits.trait_types.List object at 0xf5dd36f0>
-        ListInt    = <traits.trait_types.List object at 0xf7114630>
-        ListMethod = <traits.trait_types.List object at 0xf669fdb0>
-        ListStr    = <traits.trait_types.List object at 0xf5dd34d0>
-        ListThis   = <traits.trait_types.List object at 0xf7103ef0>
-        ListUnicode = <traits.trait_types.List object at 0xf5dd3550>
+        ListBool   = <traits.trait_types.List object at 0xb519ac50>
+        ListComplex = <traits.trait_types.List object at 0xb519abb0>
+        ListFloat  = <traits.trait_types.List object at 0xb519aab0>
+        ListFunction = <traits.trait_types.List object at 0xb519acd0>
+        ListInt    = <traits.trait_types.List object at 0xb519aad0>
+        ListMethod = <traits.trait_types.List object at 0xb519ad10>
+        ListStr    = <traits.trait_types.List object at 0xb519aaf0>
+        ListThis   = <traits.trait_types.List object at 0xb519adf0>
+        ListUnicode = <traits.trait_types.List object at 0xb519ab30>
         Long       = <class 'traits.trait_types.Int'>
         Map        = <class 'traits.trait_types.Map'>
         Method     = <class 'traits.trait_types.Method'>
@@ -5498,14 +5541,14 @@
         Password   = <class 'traits.trait_types.Password'>
         PrefixList = <class 'traits.trait_types.PrefixList'>
         PrefixMap  = <class 'traits.trait_types.PrefixMap'>
-        Property   = <traits.trait_factory.TraitFactory object at 0xf5e178d0>
+        Property   = <traits.trait_factory.TraitFactory object at 0xb51cbed0>
         PrototypedFrom = <class 'traits.trait_types.PrototypedFrom'>
         Python     = <class 'traits.trait_types.Python'>
         PythonValue = <class 'traits.trait_types.PythonValue'>
-        RGBColor   = <traits.trait_factory.TraitFactory object at 0xf5e17990>
+        RGBColor   = <traits.trait_factory.TraitFactory object at 0xb51cbf90>
         RICH_COMPARE = <ComparisonMode.equality: 2>
         Range      = <class 'traits.trait_types.Range'>
-        ReadOnly   = <traits.trait_types.ReadOnly object at 0xf5dd3430>
+        ReadOnly   = <traits.trait_types.ReadOnly object at 0xb519aa10>
         Regex      = <class 'traits.trait_types.Regex'>
         Self       = <self>
         Set        = <class 'traits.trait_types.Set'>
@@ -5518,7 +5561,7 @@
         Time       = <class 'traits.trait_types.Time'>
         Title      = <class 'traits.trait_types.Title'>
         ToolbarButton = <class 'traits.trait_types.ToolbarButton'>
-        Trait      = <function Trait at 0xf5e21168>
+        Trait      = <function Trait at 0xb51db1b8>
         TraitChangeNotifyWrapper = <class 'traits.trait_notifiers.TraitChangeNotifyWrapper'>
         TraitError = <class 'traits.trait_errors.TraitError'>
         TraitFactory = <class 'traits.trait_factory.TraitFactory'>
@@ -5538,17 +5581,17 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/api.cpython-311.pyc'
         __doc__    = ' Pseudo-package for all of the core symbols from Traits and TraitsUI.\nUse this module for importing Traits names into your namespace. For example::\n\n    from traits.api import HasTraits\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf7102d90>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4b44590>
         __name__   = 'traits.api'
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf7102d90>, origin='/usr/lib/python3/dist-packages/traits/api.py')
-        as_ctrait  = <function as_ctrait at 0xf5e62438>
+        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4b44590>, origin='/usr/lib/python3/dist-packages/traits/api.py')
+        as_ctrait  = <function as_ctrait at 0xb5222488>
         false      = <class 'traits.trait_types.Bool'>
-        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
-        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
+        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
+        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
         self       = <class 'traits.trait_types.self'>
-        true       = <traits.trait_types.Bool object at 0xf5dd3490>
-        undefined  = <traits.trait_types.Any object at 0xf5dd34b0>
+        true       = <traits.trait_types.Bool object at 0xb519aa70>
+        undefined  = <traits.trait_types.Any object at 0xb519aa90>
 /usr/lib/python3/dist-packages/traits/has_traits.py:32: in <module>
     from .observation import api as observe_api
         AdaptationError = <class 'traits.adaptation.adaptation_error.AdaptationError'>
@@ -5562,11 +5605,11 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/has_traits.cpython-311.pyc'
         __doc__    = ' Defines the HasTraits class, along with several useful subclasses and\n    associated metaclasses.\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/has_traits.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5e49850>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4b449f0>
         __name__   = 'traits.has_traits'
-        __newobj__ = <function __newobj__ at 0xf5df1b18>
+        __newobj__ = <function __newobj__ at 0xb51b1b68>
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5e49850>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
+        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4b449f0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
         abc        = <module 'abc' (frozen)>
         copy_module = <module 'copy' from '/usr/lib/python3.11/copy.py'>
         inspect    = <module 'inspect' from '/usr/lib/python3.11/inspect.py'>
@@ -5583,34 +5626,34 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/api.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf59314d0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb50be9b0>
         __name__   = 'traits.observation.api'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf59314d0>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
-        anytrait   = <function anytrait at 0xf5d44258>
-        apply_observers = <function apply_observers at 0xf5d44528>
-        compile_expr = <functools._lru_cache_wrapper object at 0xf5d342e8>
-        dict_items = <function dict_items at 0xf5d44168>
-        dispatch_same = <function dispatch_same at 0xf5d44488>
-        list_items = <function list_items at 0xf5d441b8>
-        match      = <function match at 0xf5d44208>
-        metadata   = <function metadata at 0xf5d442a8>
-        observe    = <function observe at 0xf5d444d8>
-        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        set_items  = <function set_items at 0xf5d442f8>
-        trait      = <function trait at 0xf5d44348>
+        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb50be9b0>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
+        anytrait   = <function anytrait at 0xb51052a8>
+        apply_observers = <function apply_observers at 0xb5105578>
+        compile_expr = <functools._lru_cache_wrapper object at 0xb50f7290>
+        dict_items = <function dict_items at 0xb51051b8>
+        dispatch_same = <function dispatch_same at 0xb51054d8>
+        list_items = <function list_items at 0xb5105208>
+        match      = <function match at 0xb5105258>
+        metadata   = <function metadata at 0xb51052f8>
+        observe    = <function observe at 0xb5105528>
+        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        set_items  = <function set_items at 0xb5105348>
+        trait      = <function trait at 0xb5105398>
 /usr/lib/python3/dist-packages/traits/observation/parsing.py:13: in <module>
     from traits.observation import _generated_parser
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/parsing.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/parsing.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5931dd0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb50be8d0>
         __name__   = 'traits.observation.parsing'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5931dd0>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
-        lru_cache  = <function lru_cache at 0xf78dc668>
+        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb50be8d0>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
+        lru_cache  = <function lru_cache at 0xb6c9c6b8>
 /usr/lib/python3/dist-packages/traits/observation/_generated_parser.py:258: in <module>
     import sre_parse
         GrammarError = <class 'traits.observation._generated_parser.GrammarError'>
@@ -5631,23 +5674,23 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/_generated_parser.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5931510>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb50be190>
         __name__   = 'traits.observation._generated_parser'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5931510>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
+        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb50be190>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
         __warningregistry__ = {'version': 357}
-        _deserialize = <function _deserialize at 0xf5c64578>
-        classify   = <function classify at 0xf5c642a8>
+        _deserialize = <function _deserialize at 0xb4d6a168>
+        classify   = <function classify at 0xb4d6a528>
         classtype  = <class 'type'>
-        contextmanager = <function contextmanager at 0xf793c848>
+        contextmanager = <function contextmanager at 0xb6cfa898>
         open       = <built-in function open>
         os         = <module 'os' (frozen)>
         partial    = <class 'functools.partial'>
         re         = <module 're' from '/usr/lib/python3.11/re/__init__.py'>
-        smart_decorator = <function smart_decorator at 0xf5c647f8>
+        smart_decorator = <function smart_decorator at 0xb4d6a708>
         sys        = <module 'sys' (built-in)>
         types      = <module 'types' from '/usr/lib/python3.11/types.py'>
-        wraps      = <function wraps at 0xf78fd9d8>
+        wraps      = <function wraps at 0xb6cbda28>
 /usr/lib/python3.11/sre_parse.py:2: in <module>
     warnings.warn(f"module {__name__!r} is deprecated",
 E   DeprecationWarning: module 'sre_parse' is deprecated
@@ -5655,10 +5698,10 @@
         __cached__ = '/usr/lib/python3.11/__pycache__/sre_parse.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3.11/sre_parse.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf58123d0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4b3d810>
         __name__   = 'sre_parse'
         __package__ = ''
-        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf58123d0>, origin='/usr/lib/python3.11/sre_parse.py')
+        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4b3d810>, origin='/usr/lib/python3.11/sre_parse.py')
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 _ ERROR collecting .pybuild/cpython3_3.11_surfer/build/surfer/tests/test_viz.py _
 /usr/lib/python3.11/importlib/__init__.py:126: in import_module
@@ -5673,12 +5716,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer.tests.test_viz'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer.tests.test_viz'
         parent     = 'surfer.tests'
         parent_spec = None
@@ -5686,7 +5729,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer.tests',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -5695,12 +5738,12 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer.tests'
 <frozen importlib._bootstrap>:1128: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer.tests'
         parent     = 'surfer'
         parent_spec = None
@@ -5708,7 +5751,7 @@
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
         args       = ('surfer',)
-        f          = <function _gcd_import at 0xf794aa78>
+        f          = <function _gcd_import at 0xb6d0aa78>
         kwds       = {}
 <frozen importlib._bootstrap>:1206: in _gcd_import
     ???
@@ -5717,29 +5760,29 @@
         package    = None
 <frozen importlib._bootstrap>:1178: in _find_and_load
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
-        module     = <object object at 0xf79bd028>
+        import_    = <function _gcd_import at 0xb6d0aa78>
+        module     = <object object at 0xb6d7d028>
         name       = 'surfer'
 <frozen importlib._bootstrap>:1149: in _find_and_load_unlocked
     ???
-        import_    = <function _gcd_import at 0xf794aa78>
+        import_    = <function _gcd_import at 0xb6d0aa78>
         name       = 'surfer'
         parent     = ''
         parent_spec = None
         path       = None
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a84e50>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb63adbf0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap>:690: in _load_unlocked
     ???
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a84e50>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        spec       = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb63adbf0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 <frozen importlib._bootstrap_external>:940: in exec_module
     ???
-        code       = <code object <module> at 0xf5cd58e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
+        code       = <code object <module> at 0xb507f8e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py", line 1>
         module     = <module 'surfer' from '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'>
-        self       = <_frozen_importlib_external.SourceFileLoader object at 0xf5a84e50>
+        self       = <_frozen_importlib_external.SourceFileLoader object at 0xb63adbf0>
 <frozen importlib._bootstrap>:241: in _call_with_frames_removed
     ???
-        args       = (<code object <module> at 0xf5cd58e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
+        args       = (<code object <module> at 0xb507f8e0, file "/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__...c', '__doc__': None, '__file__': '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py', ...})
         f          = <built-in function exec>
         kwds       = {}
 surfer/__init__.py:1: in <module>
@@ -5748,28 +5791,28 @@
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/__init__.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a84e50>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb63adbf0>
         __name__   = 'surfer'
         __package__ = 'surfer'
         __path__   = ['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer']
-        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a84e50>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
+        __spec__   = ModuleSpec(name='surfer', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb63adbf0>, origin='/build/py.../surfer/__init__.py', submodule_search_locations=['/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer'])
 surfer/viz.py:13: in <module>
     from mayavi import mlab
         __builtins__ = <builtins>
         __cached__ = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/viz.cpython-311.pyc'
         __doc__    = None
         __file__   = '/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a84d10>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb5208ef0>
         __name__   = 'surfer.viz'
         __package__ = 'surfer'
-        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a84d10>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
-        deepcopy   = <function deepcopy at 0xf76dec08>
+        __spec__   = ModuleSpec(name='surfer.viz', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb5208ef0>, origin='/build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py')
+        deepcopy   = <function deepcopy at 0xb6a9fc58>
         floor      = <built-in function floor>
         logging    = <module 'logging' from '/usr/lib/python3.11/logging/__init__.py'>
         nib        = <module 'nibabel' from '/usr/lib/python3/dist-packages/nibabel/__init__.py'>
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         os         = <module 'os' (frozen)>
-        pjoin      = <function join at 0xf791c4d8>
+        pjoin      = <function join at 0xb6cdb528>
         warn       = <built-in function warn>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/mayavi/mlab.py:16: in <module>
@@ -5778,21 +5821,21 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/__pycache__/mlab.cpython-311.pyc'
         __doc__    = '\nmlab: a simple scripting interface to Mayavi2 for 3D plotting.\n\nCan be used inside Mayavi2 itself, in "ipython --gui=qt", or in any\napplication with a compatible UI (Qt or wxPython).\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/mlab.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf58f6270>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d137b0>
         __name__   = 'mayavi.mlab'
         __package__ = 'mayavi'
-        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf58f6270>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
-        process_ui_events = <function process_ui_events at 0xf5e48848>
+        __spec__   = ModuleSpec(name='mayavi.mlab', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d137b0>, origin='/usr/lib/python3/dist-packages/mayavi/mlab.py')
+        process_ui_events = <function process_ui_events at 0xb5209898>
 /usr/lib/python3/dist-packages/mayavi/tools/camera.py:24: in <module>
     from .engine_manager import get_engine
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/camera.cpython-311.pyc'
         __doc__    = '\nControlling the camera.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/camera.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf7102ff0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d13470>
         __name__   = 'mayavi.tools.camera'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf7102ff0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.camera', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d13470>, origin='/usr/lib/python3/dist-packages/mayavi/tools/camera.py')
         np         = <module 'numpy' from '/usr/lib/python3/dist-packages/numpy/__init__.py'>
         pi         = 3.141592653589793
         sys        = <module 'sys' (built-in)>
@@ -5802,10 +5845,10 @@
         __cached__ = '/usr/lib/python3/dist-packages/mayavi/tools/__pycache__/engine_manager.cpython-311.pyc'
         __doc__    = '\nCentral registry for figures with mlab.\n'
         __file__   = '/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf7014df0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d13730>
         __name__   = 'mayavi.tools.engine_manager'
         __package__ = 'mayavi.tools'
-        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf7014df0>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
+        __spec__   = ModuleSpec(name='mayavi.tools.engine_manager', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d13730>, origin='/usr/lib/python3/dist-packages/mayavi/tools/engine_manager.py')
         os         = <module 'os' (frozen)>
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 /usr/lib/python3/dist-packages/traits/api.py:173: in <module>
@@ -5851,7 +5894,7 @@
         CUnicode   = <class 'traits.trait_types.CStr'>
         Callable   = <class 'traits.trait_types.Callable'>
         Code       = <class 'traits.trait_types.Code'>
-        Color      = <traits.trait_factory.TraitFactory object at 0xf5e17950>
+        Color      = <traits.trait_factory.TraitFactory object at 0xb51cbf50>
         ComparisonMode = <enum 'ComparisonMode'>
         Complex    = <class 'traits.trait_types.Complex'>
         Constant   = <class 'traits.trait_types.Constant'>
@@ -5863,35 +5906,35 @@
         DelegatesTo = <class 'traits.trait_types.DelegatesTo'>
         DelegationError = <class 'traits.trait_errors.DelegationError'>
         Dict       = <class 'traits.trait_types.Dict'>
-        DictStrAny = <traits.trait_types.Dict object at 0xf5dd38b0>
-        DictStrBool = <traits.trait_types.Dict object at 0xf5dd39b0>
-        DictStrFloat = <traits.trait_types.Dict object at 0xf5dd38f0>
-        DictStrInt = <traits.trait_types.Dict object at 0xf5dd3770>
-        DictStrList = <traits.trait_types.Dict object at 0xf5dd3a50>
-        DictStrStr = <traits.trait_types.Dict object at 0xf6c321f0>
+        DictStrAny = <traits.trait_types.Dict object at 0xb519ae90>
+        DictStrBool = <traits.trait_types.Dict object at 0xb519aed0>
+        DictStrFloat = <traits.trait_types.Dict object at 0xb519af70>
+        DictStrInt = <traits.trait_types.Dict object at 0xb519af10>
+        DictStrList = <traits.trait_types.Dict object at 0xb51460b0>
+        DictStrStr = <traits.trait_types.Dict object at 0xb519aeb0>
         Directory  = <class 'traits.trait_types.Directory'>
-        Disallow   = <traits.trait_types.Disallow object at 0xf5dd3450>
+        Disallow   = <traits.trait_types.Disallow object at 0xb519aa30>
         Either     = <class 'traits.trait_types.Either'>
         Enum       = <class 'traits.trait_types.Enum'>
         Event      = <class 'traits.trait_types.Event'>
         Expression = <class 'traits.trait_types.Expression'>
         File       = <class 'traits.trait_types.File'>
         Float      = <class 'traits.trait_types.Float'>
-        Font       = <traits.trait_factory.TraitFactory object at 0xf5e179d0>
+        Font       = <traits.trait_factory.TraitFactory object at 0xb51cbfd0>
         Function   = <class 'traits.trait_types.Function'>
         HTML       = <class 'traits.trait_types.HTML'>
         Instance   = <class 'traits.trait_types.Instance'>
         Int        = <class 'traits.trait_types.Int'>
         List       = <class 'traits.trait_types.List'>
-        ListBool   = <traits.trait_types.List object at 0xf5dd3670>
-        ListComplex = <traits.trait_types.List object at 0xf5dd35d0>
-        ListFloat  = <traits.trait_types.List object at 0xf5dd34f0>
-        ListFunction = <traits.trait_types.List object at 0xf5dd36f0>
-        ListInt    = <traits.trait_types.List object at 0xf7114630>
-        ListMethod = <traits.trait_types.List object at 0xf669fdb0>
-        ListStr    = <traits.trait_types.List object at 0xf5dd34d0>
-        ListThis   = <traits.trait_types.List object at 0xf7103ef0>
-        ListUnicode = <traits.trait_types.List object at 0xf5dd3550>
+        ListBool   = <traits.trait_types.List object at 0xb519ac50>
+        ListComplex = <traits.trait_types.List object at 0xb519abb0>
+        ListFloat  = <traits.trait_types.List object at 0xb519aab0>
+        ListFunction = <traits.trait_types.List object at 0xb519acd0>
+        ListInt    = <traits.trait_types.List object at 0xb519aad0>
+        ListMethod = <traits.trait_types.List object at 0xb519ad10>
+        ListStr    = <traits.trait_types.List object at 0xb519aaf0>
+        ListThis   = <traits.trait_types.List object at 0xb519adf0>
+        ListUnicode = <traits.trait_types.List object at 0xb519ab30>
         Long       = <class 'traits.trait_types.Int'>
         Map        = <class 'traits.trait_types.Map'>
         Method     = <class 'traits.trait_types.Method'>
@@ -5902,14 +5945,14 @@
         Password   = <class 'traits.trait_types.Password'>
         PrefixList = <class 'traits.trait_types.PrefixList'>
         PrefixMap  = <class 'traits.trait_types.PrefixMap'>
-        Property   = <traits.trait_factory.TraitFactory object at 0xf5e178d0>
+        Property   = <traits.trait_factory.TraitFactory object at 0xb51cbed0>
         PrototypedFrom = <class 'traits.trait_types.PrototypedFrom'>
         Python     = <class 'traits.trait_types.Python'>
         PythonValue = <class 'traits.trait_types.PythonValue'>
-        RGBColor   = <traits.trait_factory.TraitFactory object at 0xf5e17990>
+        RGBColor   = <traits.trait_factory.TraitFactory object at 0xb51cbf90>
         RICH_COMPARE = <ComparisonMode.equality: 2>
         Range      = <class 'traits.trait_types.Range'>
-        ReadOnly   = <traits.trait_types.ReadOnly object at 0xf5dd3430>
+        ReadOnly   = <traits.trait_types.ReadOnly object at 0xb519aa10>
         Regex      = <class 'traits.trait_types.Regex'>
         Self       = <self>
         Set        = <class 'traits.trait_types.Set'>
@@ -5922,7 +5965,7 @@
         Time       = <class 'traits.trait_types.Time'>
         Title      = <class 'traits.trait_types.Title'>
         ToolbarButton = <class 'traits.trait_types.ToolbarButton'>
-        Trait      = <function Trait at 0xf5e21168>
+        Trait      = <function Trait at 0xb51db1b8>
         TraitChangeNotifyWrapper = <class 'traits.trait_notifiers.TraitChangeNotifyWrapper'>
         TraitError = <class 'traits.trait_errors.TraitError'>
         TraitFactory = <class 'traits.trait_factory.TraitFactory'>
@@ -5942,17 +5985,17 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/api.cpython-311.pyc'
         __doc__    = ' Pseudo-package for all of the core symbols from Traits and TraitsUI.\nUse this module for importing Traits names into your namespace. For example::\n\n    from traits.api import HasTraits\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf58de7d0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d13050>
         __name__   = 'traits.api'
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf58de7d0>, origin='/usr/lib/python3/dist-packages/traits/api.py')
-        as_ctrait  = <function as_ctrait at 0xf5e62438>
+        __spec__   = ModuleSpec(name='traits.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d13050>, origin='/usr/lib/python3/dist-packages/traits/api.py')
+        as_ctrait  = <function as_ctrait at 0xb5222488>
         false      = <class 'traits.trait_types.Bool'>
-        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
-        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xf5dec050>>
+        pop_exception_handler = <bound method NotificationExceptionHandler._pop_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
+        push_exception_handler = <bound method NotificationExceptionHandler._push_handler of <traits.trait_notifiers.NotificationExceptionHandler object at 0xb51a6650>>
         self       = <class 'traits.trait_types.self'>
-        true       = <traits.trait_types.Bool object at 0xf5dd3490>
-        undefined  = <traits.trait_types.Any object at 0xf5dd34b0>
+        true       = <traits.trait_types.Bool object at 0xb519aa70>
+        undefined  = <traits.trait_types.Any object at 0xb519aa90>
 /usr/lib/python3/dist-packages/traits/has_traits.py:32: in <module>
     from .observation import api as observe_api
         AdaptationError = <class 'traits.adaptation.adaptation_error.AdaptationError'>
@@ -5966,11 +6009,11 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/__pycache__/has_traits.cpython-311.pyc'
         __doc__    = ' Defines the HasTraits class, along with several useful subclasses and\n    associated metaclasses.\n'
         __file__   = '/usr/lib/python3/dist-packages/traits/has_traits.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf58decd0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4d131f0>
         __name__   = 'traits.has_traits'
-        __newobj__ = <function __newobj__ at 0xf5df1b18>
+        __newobj__ = <function __newobj__ at 0xb51b1b68>
         __package__ = 'traits'
-        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf58decd0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
+        __spec__   = ModuleSpec(name='traits.has_traits', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4d131f0>, origin='/usr/lib/python3/dist-packages/traits/has_traits.py')
         abc        = <module 'abc' (frozen)>
         copy_module = <module 'copy' from '/usr/lib/python3.11/copy.py'>
         inspect    = <module 'inspect' from '/usr/lib/python3.11/inspect.py'>
@@ -5987,34 +6030,34 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/api.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/api.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf54ed7f0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4ed4030>
         __name__   = 'traits.observation.api'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf54ed7f0>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
-        anytrait   = <function anytrait at 0xf5d44258>
-        apply_observers = <function apply_observers at 0xf5d44528>
-        compile_expr = <functools._lru_cache_wrapper object at 0xf5d342e8>
-        dict_items = <function dict_items at 0xf5d44168>
-        dispatch_same = <function dispatch_same at 0xf5d44488>
-        list_items = <function list_items at 0xf5d441b8>
-        match      = <function match at 0xf5d44208>
-        metadata   = <function metadata at 0xf5d442a8>
-        observe    = <function observe at 0xf5d444d8>
-        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xf5d93b50>>
-        set_items  = <function set_items at 0xf5d442f8>
-        trait      = <function trait at 0xf5d44348>
+        __spec__   = ModuleSpec(name='traits.observation.api', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4ed4030>, origin='/usr/lib/python3/dist-packages/traits/observation/api.py')
+        anytrait   = <function anytrait at 0xb51052a8>
+        apply_observers = <function apply_observers at 0xb5105578>
+        compile_expr = <functools._lru_cache_wrapper object at 0xb50f7290>
+        dict_items = <function dict_items at 0xb51051b8>
+        dispatch_same = <function dispatch_same at 0xb51054d8>
+        list_items = <function list_items at 0xb5105208>
+        match      = <function match at 0xb5105258>
+        metadata   = <function metadata at 0xb51052f8>
+        observe    = <function observe at 0xb5105528>
+        pop_exception_handler = <bound method ObserverExceptionHandlerStack.pop_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        push_exception_handler = <bound method ObserverExceptionHandlerStack.push_exception_handler of <traits.observation.exception_handling.ObserverExceptionHandlerStack object at 0xb5159110>>
+        set_items  = <function set_items at 0xb5105348>
+        trait      = <function trait at 0xb5105398>
 /usr/lib/python3/dist-packages/traits/observation/parsing.py:13: in <module>
     from traits.observation import _generated_parser
         __builtins__ = <builtins>
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/parsing.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/parsing.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a29090>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4ed41f0>
         __name__   = 'traits.observation.parsing'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a29090>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
-        lru_cache  = <function lru_cache at 0xf78dc668>
+        __spec__   = ModuleSpec(name='traits.observation.parsing', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4ed41f0>, origin='/usr/lib/python3/dist-packages/traits/observation/parsing.py')
+        lru_cache  = <function lru_cache at 0xb6c9c6b8>
 /usr/lib/python3/dist-packages/traits/observation/_generated_parser.py:258: in <module>
     import sre_parse
         GrammarError = <class 'traits.observation._generated_parser.GrammarError'>
@@ -6035,23 +6078,23 @@
         __cached__ = '/usr/lib/python3/dist-packages/traits/observation/__pycache__/_generated_parser.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf5a29750>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4ed4a70>
         __name__   = 'traits.observation._generated_parser'
         __package__ = 'traits.observation'
-        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf5a29750>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
+        __spec__   = ModuleSpec(name='traits.observation._generated_parser', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4ed4a70>, origin='/usr/lib/python3/dist-packages/traits/observation/_generated_parser.py')
         __warningregistry__ = {'version': 393}
-        _deserialize = <function _deserialize at 0xf5c3f2f8>
-        classify   = <function classify at 0xf5c3f028>
+        _deserialize = <function _deserialize at 0xb4d67488>
+        classify   = <function classify at 0xb4d67e38>
         classtype  = <class 'type'>
-        contextmanager = <function contextmanager at 0xf793c848>
+        contextmanager = <function contextmanager at 0xb6cfa898>
         open       = <built-in function open>
         os         = <module 'os' (frozen)>
         partial    = <class 'functools.partial'>
         re         = <module 're' from '/usr/lib/python3.11/re/__init__.py'>
-        smart_decorator = <function smart_decorator at 0xf5c3f438>
+        smart_decorator = <function smart_decorator at 0xb4d67528>
         sys        = <module 'sys' (built-in)>
         types      = <module 'types' from '/usr/lib/python3.11/types.py'>
-        wraps      = <function wraps at 0xf78fd9d8>
+        wraps      = <function wraps at 0xb6cbda28>
 /usr/lib/python3.11/sre_parse.py:2: in <module>
     warnings.warn(f"module {__name__!r} is deprecated",
 E   DeprecationWarning: module 'sre_parse' is deprecated
@@ -6059,13 +6102,13 @@
         __cached__ = '/usr/lib/python3.11/__pycache__/sre_parse.cpython-311.pyc'
         __doc__    = None
         __file__   = '/usr/lib/python3.11/sre_parse.py'
-        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xf576abb0>
+        __loader__ = <_frozen_importlib_external.SourceFileLoader object at 0xb4c80290>
         __name__   = 'sre_parse'
         __package__ = ''
-        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xf576abb0>, origin='/usr/lib/python3.11/sre_parse.py')
+        __spec__   = ModuleSpec(name='sre_parse', loader=<_frozen_importlib_external.SourceFileLoader object at 0xb4c80290>, origin='/usr/lib/python3.11/sre_parse.py')
         warnings   = <module 'warnings' from '/usr/lib/python3.11/warnings.py'>
 !!!!!!!!!!!!!!!!!!! Interrupted: 11 errors during collection !!!!!!!!!!!!!!!!!!!
-============================== 11 errors in 6.37s ==============================
+============================== 11 errors in 7.10s ==============================
 E: pybuild pybuild:388: test: plugin distutils failed with: exit code=2: cd /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build; python3.11 -m pytest 
 dh_auto_test: error: pybuild --test --test-pytest -i python{version} -p 3.11 returned exit code 13
 make[1]: Leaving directory '/build/pysurfer-0.11.0'
@@ -6095,28 +6138,28 @@
 creating /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11
 creating /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages
 creating /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer
+copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/io.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer
+copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/utils.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer
+copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/cm.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer
+copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer
 creating /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/__pycache__
 copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/viz.cpython-311.pyc -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/__pycache__
 copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__pycache__/__init__.cpython-311.pyc -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/__pycache__
-copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/io.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer
-copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/utils.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer
 copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/_commandline.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer
+copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer
 creating /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/tests
+copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/tests/test_viz.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/tests
 copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/tests/test_utils.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/tests
 copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/tests/__init__.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/tests
-copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/tests/test_viz.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/tests
-copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/__init__.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer
-copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/cm.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer
-copying /build/pysurfer-0.11.0/.pybuild/cpython3_3.11_surfer/build/surfer/viz.py -> /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer
 byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/io.py to io.cpython-311.pyc
 byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/utils.py to utils.cpython-311.pyc
+byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/cm.py to cm.cpython-311.pyc
+byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/viz.py to viz.cpython-311.pyc
 byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/_commandline.py to _commandline.cpython-311.pyc
+byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/__init__.py to __init__.cpython-311.pyc
+byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/tests/test_viz.py to test_viz.cpython-311.pyc
 byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/tests/test_utils.py to test_utils.cpython-311.pyc
 byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/tests/__init__.py to __init__.cpython-311.pyc
-byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/tests/test_viz.py to test_viz.cpython-311.pyc
-byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/__init__.py to __init__.cpython-311.pyc
-byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/cm.py to cm.cpython-311.pyc
-byte-compiling /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/surfer/viz.py to viz.cpython-311.pyc
 running install_egg_info
 Copying pysurfer.egg-info to /build/pysurfer-0.11.0/debian/python3-surfer/usr/lib/python3.11/dist-packages/pysurfer-0.11.0.egg-info
 Skipping SOURCES.txt
@@ -6160,12 +6203,14 @@
 dpkg-buildpackage: info: binary-only upload (no source included)
 dpkg-genchanges: info: not including original source code in upload
 I: copying local configuration
+I: user script /srv/workspace/pbuilder/3978/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/3978/tmp/hooks/B01_cleanup finished
 I: unmounting dev/ptmx filesystem
 I: unmounting dev/pts filesystem
 I: unmounting dev/shm filesystem
 I: unmounting proc filesystem
 I: unmounting sys filesystem
 I: cleaning the build env 
-I: removing directory /srv/workspace/pbuilder/6423 and its subdirectories
-I: Current time: Sun May 21 18:07:02 -12 2023
-I: pbuilder-time-stamp: 1684735622
+I: removing directory /srv/workspace/pbuilder/3978 and its subdirectories
+I: Current time: Mon May 22 20:15:15 +14 2023
+I: pbuilder-time-stamp: 1684736115