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Offset 1, 3 lines modified		Offset 1, 3 lines modified

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Offset 1, 13 lines modified		Offset 1, 13 lines modified
1	Package:·python-xarray-doc	1	Package:·python-xarray-doc
2	Source:·python-xarray	2	Source:·python-xarray
3	Version:·2025.01.2-1	3	Version:·2025.01.2-1
4	Architecture:·all	4	Architecture:·all
5	Maintainer:·Debian·Science·Maintainers·<debian-science-maintainers@lists.alioth.debian.org>	5	Maintainer:·Debian·Science·Maintainers·<debian-science-maintainers@lists.alioth.debian.org>
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10	Priority:·optional	10	Priority:·optional
11	Multi-Arch:·foreign	11	Multi-Arch:·foreign
12	Homepage:·https://xarray.pydata.org/	12	Homepage:·https://xarray.pydata.org/
13	Description:·documentation·for·xarray	13	Description:·documentation·for·xarray


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Offset 86, 18 lines modified		Offset 86, 18 lines modified
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28	················}	28	················}
29	············},	29	············},
30	············"outputs":·[	30	············"outputs":·[
31	················{	31	················{
32	····················"ename":·"ModuleNotFoundError",	32	····················"ename":·"ModuleNotFoundError",
33	····················"evalue":·"No·module·named·'xarray'",	33	····················"evalue":·"No·module·named·'xarray'",
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Offset 87, 18 lines modified		Offset 87, 18 lines modified
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98	················}	98	················}
99	············},	99	············},
100	············"outputs":·[	100	············"outputs":·[
101	················{	101	················{
102	····················"ename":·"NameError",	102	····················"ename":·"NameError",
103	····················"evalue":·"name·'xr'·is·not·defined",	103	····················"evalue":·"name·'xr'·is·not·defined",
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Offset 137, 18 lines modified		Offset 137, 18 lines modified
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148	················}	148	················}
149	············},	149	············},
150	············"outputs":·[	150	············"outputs":·[
151	················{	151	················{
152	····················"ename":·"NameError",	152	····················"ename":·"NameError",
153	····················"evalue":·"name·'ds'·is·not·defined",	153	····················"evalue":·"name·'ds'·is·not·defined",
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Offset 182, 18 lines modified		Offset 182, 18 lines modified
182	············]	182	············]
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187	············"metadata":·{	187	············"metadata":·{
188	················"execution":·{	188	················"execution":·{
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192	····················"shell.execute_reply":·"2026-03-10T08:14:23.426212Z"	192	····················"shell.execute_reply":·"2025-02-05T01:57:39.129312Z"
193	················},	193	················},
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195	············},	195	············},
196	············"outputs":·[	196	············"outputs":·[
197	················{	197	················{
198	····················"ename":·"NameError",	198	····················"ename":·"NameError",
199	····················"evalue":·"name·'ds'·is·not·defined",	199	····················"evalue":·"name·'ds'·is·not·defined",
Offset 218, 18 lines modified		Offset 218, 18 lines modified
218	············]	218	············]
219	········},	219	········},
220	········{	220	········{
221	············"cell_type":·"code",	221	············"cell_type":·"code",
222	············"execution_count":·5,	222	············"execution_count":·5,
223	············"metadata":·{	223	············"metadata":·{
224	················"execution":·{	224	················"execution":·{
225	····················"iopub.execute_input":·"2026-03-10T08:14:23.~~42866~~1Z",	225	····················"iopub.execute_input":·"2025-02-05T01:57:39.133871Z",
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228	····················"shell.execute_reply":·"2026-03-10T08:14:23.~~441843~~Z"	228	····················"shell.execute_reply":·"2025-02-05T01:57:39.165359Z"
229	················}	229	················}
230	············},	230	············},
231	············"outputs":·[	231	············"outputs":·[
232	················{	232	················{
233	····················"ename":·"NameError",	233	····················"ename":·"NameError",
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235	····················"output_type":·"error",	235	····················"output_type":·"error",
Offset 257, 18 lines modified		Offset 257, 18 lines modified
257	············]	257	············]
258	········},	258	········},
259	········{	259	········{
260	············"cell_type":·"code",	260	············"cell_type":·"code",
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262	············"metadata":·{	262	············"metadata":·{
263	················"execution":·{	263	················"execution":·{
264	····················"iopub.execute_input":·"2026-03-10T08:14:23.~~4442~~74Z",	264	····················"iopub.execute_input":·"2025-02-05T01:57:39.170671Z",
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267	····················"shell.execute_reply":·"2026-03-10T08:14:23.~~4565~~13Z"	267	····················"shell.execute_reply":·"2025-02-05T01:57:39.198313Z"
268	················}	268	················}
269	············},	269	············},
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271	················{	271	················{
272	····················"ename":·"NameError",	272	····················"ename":·"NameError",
273	····················"evalue":·"name·'ds'·is·not·defined",	273	····················"evalue":·"name·'ds'·is·not·defined",
274	····················"output_type":·"error",	274	····················"output_type":·"error",
Offset 292, 18 lines modified		Offset 292, 18 lines modified
292	············]	292	············]
293	········},	293	········},
294	········{	294	········{
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297	············"metadata":·{	297	············"metadata":·{
298	················"execution":·{	298	················"execution":·{
299	····················"iopub.execute_input":·"2026-03-10T08:14:23.~~458951~~Z",	299	····················"iopub.execute_input":·"2025-02-05T01:57:39.203148Z",
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302	····················"shell.execute_reply":·"2026-03-10T08:14:23.~~562171~~Z"	302	····················"shell.execute_reply":·"2025-02-05T01:57:39.499538Z"
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Offset 36, 18 lines modified		Offset 36, 18 lines modified
36	············"execution_count":·1,	36	············"execution_count":·1,
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39	····················"end_time":·"2020-01-15T14:45:51.659160Z",	39	····················"end_time":·"2020-01-15T14:45:51.659160Z",
40	····················"start_time":·"2020-01-15T14:45:50.528742Z"	40	····················"start_time":·"2020-01-15T14:45:50.528742Z"
41	················},	41	················},
42	················"execution":·{	42	················"execution":·{
43	····················"iopub.execute_input":·"2026-03-10T08:14:25.~~13360~~9Z",	43	····················"iopub.execute_input":·"2025-02-05T01:57:42.465599Z",
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46	····················"shell.execute_reply":·"2026-03-10T08:14:25.~~277829~~Z"	46	····················"shell.execute_reply":·"2025-02-05T01:57:42.742500Z"
47	················}	47	················}
48	············},	48	············},
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50	················{	50	················{
51	····················"ename":·"ModuleNotFoundError",	51	····················"ename":·"ModuleNotFoundError",
52	····················"evalue":·"No·module·named·'xarray'",	52	····················"evalue":·"No·module·named·'xarray'",
53	····················"output_type":·"error",	53	····················"output_type":·"error",
Offset 85, 18 lines modified		Offset 85, 18 lines modified
85	············"execution_count":·2,	85	············"execution_count":·2,
86	············"metadata":·{	86	············"metadata":·{
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88	····················"end_time":·"2020-01-15T14:45:55.431708Z",	88	····················"end_time":·"2020-01-15T14:45:55.431708Z",
89	····················"start_time":·"2020-01-15T14:45:55.104701Z"	89	····················"start_time":·"2020-01-15T14:45:55.104701Z"
90	················},	90	················},
91	················"execution":·{	91	················"execution":·{
92	····················"iopub.execute_input":·"2026-03-10T08:14:25.~~28033~~3Z",	92	····················"iopub.execute_input":·"2025-02-05T01:57:42.747543Z",
93	····················"iopub.status.busy":·"2026-03-10T08:14:25.~~28009~~6Z",	93	····················"iopub.status.busy":·"2025-02-05T01:57:42.746846Z",
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95	····················"shell.execute_reply":·"2026-03-10T08:14:25.~~292191~~Z"	95	····················"shell.execute_reply":·"2025-02-05T01:57:42.767555Z"
96	················}	96	················}
97	············},	97	············},
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99	················{	99	················{
100	····················"ename":·"NameError",	100	····················"ename":·"NameError",
101	····················"evalue":·"name·'np'·is·not·defined",	101	····················"evalue":·"name·'np'·is·not·defined",
102	····················"output_type":·"error",	102	····················"output_type":·"error",
Offset 125, 18 lines modified		Offset 125, 18 lines modified
125	············"execution_count":·3,	125	············"execution_count":·3,
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128	····················"end_time":·"2020-01-15T14:45:57.889496Z",	128	····················"end_time":·"2020-01-15T14:45:57.889496Z",
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130	················},	130	················},
131	················"execution":·{	131	················"execution":·{
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135	····················"shell.execute_reply":·"2026-03-10T08:14:25.308358Z"	135	····················"shell.execute_reply":·"2025-02-05T01:57:42.798393Z"
136	················}	136	················}
137	············},	137	············},
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139	················{	139	················{
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Offset 184, 18 lines modified		Offset 184, 18 lines modified
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187	····················"end_time":·"2020-01-15T14:45:59.768626Z",	187	····················"end_time":·"2020-01-15T14:45:59.768626Z",
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189	················},	189	················},
190	················"execution":·{	190	················"execution":·{
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194	····················"shell.execute_reply":·"2026-03-10T08:14:25.32~~2374~~Z"	194	····················"shell.execute_reply":·"2025-02-05T01:57:42.825142Z"
195	················}	195	················}
196	············},	196	············},
197	············"outputs":·[	197	············"outputs":·[
198	················{	198	················{
199	····················"ename":·"NameError",	199	····················"ename":·"NameError",
200	····················"evalue":·"name·'xr'·is·not·defined",	200	····················"evalue":·"name·'xr'·is·not·defined",
201	····················"output_type":·"error",	201	····················"output_type":·"error",
Offset 250, 18 lines modified		Offset 250, 18 lines modified
250	············"execution_count":·5,	250	············"execution_count":·5,
251	············"metadata":·{	251	············"metadata":·{
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253	····················"end_time":·"2020-01-15T14:46:02.187012Z",	253	····················"end_time":·"2020-01-15T14:46:02.187012Z",
254	····················"start_time":·"2020-01-15T14:46:02.105563Z"	254	····················"start_time":·"2020-01-15T14:46:02.105563Z"
255	················},	255	················},
256	················"execution":·{	256	················"execution":·{
257	····················"iopub.execute_input":·"2026-03-10T08:14:25.32~~4851~~Z",	257	····················"iopub.execute_input":·"2025-02-05T01:57:42.829764Z",
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259	····················"iopub.status.idle":·"2026-03-10T08:14:25.~~3375~~06Z",	259	····················"iopub.status.idle":·"2025-02-05T01:57:42.854809Z",
260	····················"shell.execute_reply":·"2026-03-10T08:14:25.~~337003~~Z"	260	····················"shell.execute_reply":·"2025-02-05T01:57:42.853822Z"
261	················}	261	················}
262	············},	262	············},
263	············"outputs":·[	263	············"outputs":·[
264	················{	264	················{
265	····················"ename":·"NameError",	265	····················"ename":·"NameError",
266	····················"evalue":·"name·'xr'·is·not·defined",	266	····················"evalue":·"name·'xr'·is·not·defined",
267	····················"output_type":·"error",	267	····················"output_type":·"error",
Offset 328, 18 lines modified		Offset 328, 18 lines modified
328	············"execution_count":·6,	328	············"execution_count":·6,
329	············"metadata":·{	329	············"metadata":·{
330	················"ExecuteTime":·{	330	················"ExecuteTime":·{
331	····················"end_time":·"2020-01-15T14:46:05.031672Z",	331	····················"end_time":·"2020-01-15T14:46:05.031672Z",
332	····················"start_time":·"2020-01-15T14:46:04.947588Z"	332	····················"start_time":·"2020-01-15T14:46:04.947588Z"
333	················},	333	················},
334	················"execution":·{	334	················"execution":·{
335	····················"iopub.execute_input":·"2026-03-10T08:14:25.~~33948~~7Z",	335	····················"iopub.execute_input":·"2025-02-05T01:57:42.858167Z",
336	····················"iopub.status.busy":·"2026-03-10T08:14:25.~~339257~~Z",	336	····················"iopub.status.busy":·"2025-02-05T01:57:42.857848Z",
337	····················"iopub.status.idle":·"2026-03-10T08:14:25.~~352656~~Z",	337	····················"iopub.status.idle":·"2025-02-05T01:57:42.881501Z",
338	····················"shell.execute_reply":·"2026-03-10T08:14:25.~~3521~~46Z"	338	····················"shell.execute_reply":·"2025-02-05T01:57:42.880443Z"
339	················}	339	················}
340	············},	340	············},
341	············"outputs":·[	341	············"outputs":·[
342	················{	342	················{
343	····················"ename":·"NameError",	343	····················"ename":·"NameError",
344	····················"evalue":·"name·'xr'·is·not·defined",	344	····················"evalue":·"name·'xr'·is·not·defined",
345	····················"output_type":·"error",	345	····················"output_type":·"error",
Offset 374, 18 lines modified		Offset 374, 18 lines modified
374	············"execution_count":·7,	374	············"execution_count":·7,
375	············"metadata":·{	375	············"metadata":·{
376	················"ExecuteTime":·{	376	················"ExecuteTime":·{
377	····················"end_time":·"2020-01-15T14:46:09.325218Z",	377	····················"end_time":·"2020-01-15T14:46:09.325218Z",
378	····················"start_time":·"2020-01-15T14:46:09.303020Z"	378	····················"start_time":·"2020-01-15T14:46:09.303020Z"
379	················},	379	················},
380	················"execution":·{	380	················"execution":·{
381	····················"iopub.execute_input":·"2026-03-10T08:14:25.354557Z",	381	····················"iopub.execute_input":·"2025-02-05T01:57:42.884593Z",
382	····················"iopub.status.busy":·"2026-03-10T08:14:25.354328Z",	382	····················"iopub.status.busy":·"2025-02-05T01:57:42.884285Z",
383	····················"iopub.status.idle":·"2026-03-10T08:14:25.368121Z",	383	····················"iopub.status.idle":·"2025-02-05T01:57:42.908179Z",
384	····················"shell.execute_reply":·"2026-03-10T08:14:25.367~~615~~Z"	384	····················"shell.execute_reply":·"2025-02-05T01:57:42.907479Z"
385	················}	385	················}
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Offset 28, 18 lines modified		Offset 28, 18 lines modified
28	············"execution_count":·1,	28	············"execution_count":·1,
29	············"metadata":·{	29	············"metadata":·{
30	················"ExecuteTime":·{	30	················"ExecuteTime":·{
31	····················"end_time":·"2020-03-17T14:43:57.222351Z",	31	····················"end_time":·"2020-03-17T14:43:57.222351Z",
32	····················"start_time":·"2020-03-17T14:43:56.147541Z"	32	····················"start_time":·"2020-03-17T14:43:56.147541Z"
33	················},	33	················},
34	················"execution":·{	34	················"execution":·{
35	····················"iopub.execute_input":·"2026-03-10T08:14:27.~~677631~~Z",	35	····················"iopub.execute_input":·"2025-02-05T01:57:47.138523Z",
36	····················"iopub.status.busy":·"2026-03-10T08:14:27.~~6773~~87Z",	36	····················"iopub.status.busy":·"2025-02-05T01:57:47.138182Z",
37	····················"iopub.status.idle":·"2026-03-10T08:14:28.~~2580~~02Z",	37	····················"iopub.status.idle":·"2025-02-05T01:57:48.167507Z",
38	····················"shell.execute_reply":·"2026-03-10T08:14:28.~~257454~~Z"	38	····················"shell.execute_reply":·"2025-02-05T01:57:48.166512Z"
39	················}	39	················}
40	············},	40	············},
41	············"outputs":·[	41	············"outputs":·[
42	················{	42	················{
43	····················"ename":·"ModuleNotFoundError",	43	····················"ename":·"ModuleNotFoundError",
44	····················"evalue":·"No·module·named·'xarray'",	44	····················"evalue":·"No·module·named·'xarray'",
45	····················"output_type":·"error",	45	····················"output_type":·"error",
Offset 75, 18 lines modified		Offset 75, 18 lines modified
75	············"execution_count":·2,	75	············"execution_count":·2,
76	············"metadata":·{	76	············"metadata":·{
77	················"ExecuteTime":·{	77	················"ExecuteTime":·{
78	····················"end_time":·"2020-03-17T14:43:57.831734Z",	78	····················"end_time":·"2020-03-17T14:43:57.831734Z",
79	····················"start_time":·"2020-03-17T14:43:57.651845Z"	79	····················"start_time":·"2020-03-17T14:43:57.651845Z"
80	················},	80	················},
81	················"execution":·{	81	················"execution":·{
82	····················"iopub.execute_input":·"2026-03-10T08:14:28.~~260094~~Z",	82	····················"iopub.execute_input":·"2025-02-05T01:57:48.174206Z",
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84	····················"iopub.status.idle":·"2026-03-10T08:14:28.2~~73588~~Z",	84	····················"iopub.status.idle":·"2025-02-05T01:57:48.200412Z",
85	····················"shell.execute_reply":·"2026-03-10T08:14:28.~~273057~~Z"	85	····················"shell.execute_reply":·"2025-02-05T01:57:48.199445Z"
86	················}	86	················}
87	············},	87	············},
88	············"outputs":·[	88	············"outputs":·[
89	················{	89	················{
90	····················"ename":·"NameError",	90	····················"ename":·"NameError",
91	····················"evalue":·"name·'xr'·is·not·defined",	91	····················"evalue":·"name·'xr'·is·not·defined",
92	····················"output_type":·"error",	92	····················"output_type":·"error",
Offset 122, 18 lines modified		Offset 122, 18 lines modified
122	············"execution_count":·3,	122	············"execution_count":·3,
123	············"metadata":·{	123	············"metadata":·{
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125	····················"end_time":·"2020-03-17T14:43:59.887120Z",	125	····················"end_time":·"2020-03-17T14:43:59.887120Z",
126	····················"start_time":·"2020-03-17T14:43:59.582894Z"	126	····················"start_time":·"2020-03-17T14:43:59.582894Z"
127	················},	127	················},
128	················"execution":·{	128	················"execution":·{
129	····················"iopub.execute_input":·"2026-03-10T08:14:28.2~~75501~~Z",	129	····················"iopub.execute_input":·"2025-02-05T01:57:48.203697Z",
130	····················"iopub.status.busy":·"2026-03-10T08:14:28.2~~75267~~Z",	130	····················"iopub.status.busy":·"2025-02-05T01:57:48.203352Z",
131	····················"iopub.status.idle":·"2026-03-10T08:14:28.355854Z",	131	····················"iopub.status.idle":·"2025-02-05T01:57:48.350558Z",
132	····················"shell.execute_reply":·"2026-03-10T08:14:28.3~~55321~~Z"	132	····················"shell.execute_reply":·"2025-02-05T01:57:48.349589Z"
133	················}	133	················}
134	············},	134	············},
135	············"outputs":·[	135	············"outputs":·[
136	················{	136	················{
137	····················"ename":·"NameError",	137	····················"ename":·"NameError",
138	····················"evalue":·"name·'air'·is·not·defined",	138	····················"evalue":·"name·'air'·is·not·defined",
139	····················"output_type":·"error",	139	····················"output_type":·"error",
Offset 178, 18 lines modified		Offset 178, 18 lines modified
178	············"execution_count":·4,	178	············"execution_count":·4,
179	············"metadata":·{	179	············"metadata":·{
180	················"ExecuteTime":·{	180	················"ExecuteTime":·{
181	····················"end_time":·"2020-03-17T14:44:18.777092Z",	181	····················"end_time":·"2020-03-17T14:44:18.777092Z",
182	····················"start_time":·"2020-03-17T14:44:18.736587Z"	182	····················"start_time":·"2020-03-17T14:44:18.736587Z"
183	················},	183	················},
184	················"execution":·{	184	················"execution":·{
185	····················"iopub.execute_input":·"2026-03-10T08:14:28.357~~841~~Z",	185	····················"iopub.execute_input":·"2025-02-05T01:57:48.357719Z",
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187	····················"iopub.status.idle":·"2026-03-10T08:14:28.371262Z",	187	····················"iopub.status.idle":·"2025-02-05T01:57:48.383291Z",
188	····················"shell.execute_reply":·"2026-03-10T08:14:28.3~~70744~~Z"	188	····················"shell.execute_reply":·"2025-02-05T01:57:48.382271Z"
189	················}	189	················}
190	············},	190	············},
191	············"outputs":·[	191	············"outputs":·[
192	················{	192	················{
193	····················"ename":·"NameError",	193	····················"ename":·"NameError",
194	····················"evalue":·"name·'air'·is·not·defined",	194	····················"evalue":·"name·'air'·is·not·defined",
195	····················"output_type":·"error",	195	····················"output_type":·"error",
Offset 219, 18 lines modified		Offset 219, 18 lines modified
219	············"execution_count":·5,	219	············"execution_count":·5,
220	············"metadata":·{	220	············"metadata":·{
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222	····················"end_time":·"2020-03-17T14:44:52.607120Z",	222	····················"end_time":·"2020-03-17T14:44:52.607120Z",
223	····················"start_time":·"2020-03-17T14:44:52.564674Z"	223	····················"start_time":·"2020-03-17T14:44:52.564674Z"
224	················},	224	················},
225	················"execution":·{	225	················"execution":·{
226	····················"iopub.execute_input":·"2026-03-10T08:14:28.3~~731~~19Z",	226	····················"iopub.execute_input":·"2025-02-05T01:57:48.394313Z",
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229	····················"shell.execute_reply":·"2026-03-10T08:14:28.~~391694~~Z"	229	····················"shell.execute_reply":·"2025-02-05T01:57:48.427332Z"
230	················}	230	················}
231	············},	231	············},
232	············"outputs":·[	232	············"outputs":·[
233	················{	233	················{
234	····················"ename":·"NameError",	234	····················"ename":·"NameError",
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236	····················"output_type":·"error",	236	····················"output_type":·"error",
Offset 252, 18 lines modified		Offset 252, 18 lines modified
252	············"execution_count":·6,	252	············"execution_count":·6,
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257	················},	257	················},
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262	····················"shell.execute_reply":·"2026-03-10T08:14:28.405952Z"	262	····················"shell.execute_reply":·"2025-02-05T01:57:48.459052Z"
263	················}	263	················}
264	············},	264	············},
265	············"outputs":·[	265	············"outputs":·[
266	················{	266	················{
267	····················"ename":·"NameError",	267	····················"ename":·"NameError",
268	····················"evalue":·"name·'air_weighted'·is·not·defined",	268	····················"evalue":·"name·'air_weighted'·is·not·defined",
269	····················"output_type":·"error",	269	····················"output_type":·"error",
Offset 294, 18 lines modified		Offset 294, 18 lines modified
294	············"execution_count":·7,	294	············"execution_count":·7,
295	············"metadata":·{	295	············"metadata":·{
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304	····················"shell.execute_reply":·"2026-03-10T08:14:28.420728Z"	304	····················"shell.execute_reply":·"2025-02-05T01:57:48.490125Z"
305	················}	305	················}
306	············},	306	············},
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Offset 12, 18 lines modified		Offset 12, 18 lines modified
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17	············"metadata":·{	17	············"metadata":·{
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23	················}	23	················}
24	············},	24	············},
25	············"outputs":·[	25	············"outputs":·[
26	················{	26	················{
27	····················"ename":·"ModuleNotFoundError",	27	····················"ename":·"ModuleNotFoundError",
28	····················"evalue":·"No·module·named·'xarray'",	28	····················"evalue":·"No·module·named·'xarray'",
29	····················"output_type":·"error",	29	····················"output_type":·"error",


Offset 19, 18 lines modified		Offset 19, 18 lines modified
19	············"execution_count":·1,	19	············"execution_count":·1,
20	············"metadata":·{	20	············"metadata":·{
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24	················},	24	················},
25	················"execution":·{	25	················"execution":·{
26	····················"iopub.execute_input":·"2026-03-10T08:14:31.656183Z",	26	····················"iopub.execute_input":·"2025-02-05T01:57:53.541080Z",
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29	····················"shell.execute_reply":·"2026-03-10T08:14:32.~~41818~~5Z"	29	····················"shell.execute_reply":·"2025-02-05T01:57:54.922525Z"
30	················}	30	················}
31	············},	31	············},
32	············"outputs":·[	32	············"outputs":·[
33	················{	33	················{
34	····················"ename":·"ModuleNotFoundError",	34	····················"ename":·"ModuleNotFoundError",
35	····················"evalue":·"No·module·named·'xarray'",	35	····················"evalue":·"No·module·named·'xarray'",
36	····················"output_type":·"error",	36	····················"output_type":·"error",
Offset 62, 18 lines modified		Offset 62, 18 lines modified
62	············"execution_count":·2,	62	············"execution_count":·2,
63	············"metadata":·{	63	············"metadata":·{
64	················"ExecuteTime":·{	64	················"ExecuteTime":·{
65	····················"end_time":·"2018-11-28T20:51:36.072316Z",	65	····················"end_time":·"2018-11-28T20:51:36.072316Z",
66	····················"start_time":·"2018-11-28T20:51:36.016594Z"	66	····················"start_time":·"2018-11-28T20:51:36.016594Z"
67	················},	67	················},
68	················"execution":·{	68	················"execution":·{
69	····················"iopub.execute_input":·"2026-03-10T08:14:32.42~~0748~~Z",	69	····················"iopub.execute_input":·"2025-02-05T01:57:54.926396Z",
70	····················"iopub.status.busy":·"2026-03-10T08:14:32.420491Z",	70	····················"iopub.status.busy":·"2025-02-05T01:57:54.926089Z",
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72	····················"shell.execute_reply":·"2026-03-10T08:14:32.433072Z"	72	····················"shell.execute_reply":·"2025-02-05T01:57:54.949382Z"
73	················}	73	················}
74	············},	74	············},
75	············"outputs":·[	75	············"outputs":·[
76	················{	76	················{
77	····················"ename":·"NameError",	77	····················"ename":·"NameError",
78	····················"evalue":·"name·'xr'·is·not·defined",	78	····················"evalue":·"name·'xr'·is·not·defined",
79	····················"output_type":·"error",	79	····················"output_type":·"error",
Offset 103, 18 lines modified		Offset 103, 18 lines modified
103	············]	103	············]
104	········},	104	········},
105	········{	105	········{
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108	············"metadata":·{	108	············"metadata":·{
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110	····················"iopub.execute_input":·"2026-03-10T08:14:32.~~435405~~Z",	110	····················"iopub.execute_input":·"2025-02-05T01:57:54.953271Z",
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113	····················"shell.execute_reply":·"2026-03-10T08:14:32.~~44687~~1Z"	113	····················"shell.execute_reply":·"2025-02-05T01:57:54.973621Z"
114	················}	114	················}
115	············},	115	············},
116	············"outputs":·[	116	············"outputs":·[
117	················{	117	················{
118	····················"ename":·"NameError",	118	····················"ename":·"NameError",
119	····················"evalue":·"name·'ds'·is·not·defined",	119	····················"evalue":·"name·'ds'·is·not·defined",
120	····················"output_type":·"error",	120	····················"output_type":·"error",
Offset 136, 18 lines modified		Offset 136, 18 lines modified
136	············"execution_count":·4,	136	············"execution_count":·4,
137	············"metadata":·{	137	············"metadata":·{
138	················"ExecuteTime":·{	138	················"ExecuteTime":·{
139	····················"end_time":·"2018-11-28T20:51:36.132413Z",	139	····················"end_time":·"2018-11-28T20:51:36.132413Z",
140	····················"start_time":·"2018-11-28T20:51:36.073708Z"	140	····················"start_time":·"2018-11-28T20:51:36.073708Z"
141	················},	141	················},
142	················"execution":·{	142	················"execution":·{
143	····················"iopub.execute_input":·"2026-03-10T08:14:32.~~449227~~Z",	143	····················"iopub.execute_input":·"2025-02-05T01:57:54.977199Z",
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145	····················"iopub.status.idle":·"2026-03-10T08:14:32.~~463005~~Z",	145	····················"iopub.status.idle":·"2025-02-05T01:57:55.001112Z",
146	····················"shell.execute_reply":·"2026-03-10T08:14:32.~~462498~~Z"	146	····················"shell.execute_reply":·"2025-02-05T01:57:55.000184Z"
147	················}	147	················}
148	············},	148	············},
149	············"outputs":·[	149	············"outputs":·[
150	················{	150	················{
151	····················"ename":·"NameError",	151	····················"ename":·"NameError",
152	····················"evalue":·"name·'month_length'·is·not·defined",	152	····················"evalue":·"name·'month_length'·is·not·defined",
153	····················"output_type":·"error",	153	····················"output_type":·"error",
Offset 177, 18 lines modified		Offset 177, 18 lines modified
177	············"execution_count":·5,	177	············"execution_count":·5,
178	············"metadata":·{	178	············"metadata":·{
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180	····················"end_time":·"2018-11-28T20:51:36.152913Z",	180	····················"end_time":·"2018-11-28T20:51:36.152913Z",
181	····················"start_time":·"2018-11-28T20:51:36.133997Z"	181	····················"start_time":·"2018-11-28T20:51:36.133997Z"
182	················},	182	················},
183	················"execution":·{	183	················"execution":·{
184	····················"iopub.execute_input":·"2026-03-10T08:14:32.464~~863~~Z",	184	····················"iopub.execute_input":·"2025-02-05T01:57:55.004091Z",
185	····················"iopub.status.busy":·"2026-03-10T08:14:32.~~464617~~Z",	185	····················"iopub.status.busy":·"2025-02-05T01:57:55.003791Z",
186	····················"iopub.status.idle":·"2026-03-10T08:14:32.~~476~~678Z",	186	····················"iopub.status.idle":·"2025-02-05T01:57:55.024631Z",
187	····················"shell.execute_reply":·"2026-03-10T08:14:32.~~476164~~Z"	187	····················"shell.execute_reply":·"2025-02-05T01:57:55.023820Z"
188	················}	188	················}
189	············},	189	············},
190	············"outputs":·[	190	············"outputs":·[
191	················{	191	················{
192	····················"ename":·"NameError",	192	····················"ename":·"NameError",
193	····················"evalue":·"name·'ds_weighted'·is·not·defined",	193	····················"evalue":·"name·'ds_weighted'·is·not·defined",
194	····················"output_type":·"error",	194	····················"output_type":·"error",
Offset 209, 18 lines modified		Offset 209, 18 lines modified
209	············"execution_count":·6,	209	············"execution_count":·6,
210	············"metadata":·{	210	············"metadata":·{
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212	····················"end_time":·"2018-11-28T20:51:36.190765Z",	212	····················"end_time":·"2018-11-28T20:51:36.190765Z",
213	····················"start_time":·"2018-11-28T20:51:36.154416Z"	213	····················"start_time":·"2018-11-28T20:51:36.154416Z"
214	················},	214	················},
215	················"execution":·{	215	················"execution":·{
216	····················"iopub.execute_input":·"2026-03-10T08:14:32.~~478528~~Z",	216	····················"iopub.execute_input":·"2025-02-05T01:57:55.027615Z",
217	····················"iopub.status.busy":·"2026-03-10T08:14:32.478293Z",	217	····················"iopub.status.busy":·"2025-02-05T01:57:55.027324Z",
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219	····················"shell.execute_reply":·"2026-03-10T08:14:32.~~490224~~Z"	219	····················"shell.execute_reply":·"2025-02-05T01:57:55.047810Z"
220	················}	220	················}
221	············},	221	············},
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223	················{	223	················{
224	····················"ename":·"NameError",	224	····················"ename":·"NameError",
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Offset 243, 18 lines modified		Offset 243, 18 lines modified
243	············"execution_count":·7,	243	············"execution_count":·7,
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248	················},	248	················},
249	················"execution":·{	249	················"execution":·{
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253	····················"shell.execute_reply":·"2026-03-10T08:14:32.~~515~~177Z"	253	····················"shell.execute_reply":·"2025-02-05T01:57:55.092164Z"
254	················}	254	················}
255	············},	255	············},
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Offset 16, 18 lines modified		Offset 16, 18 lines modified
16	············"execution_count":·1,	16	············"execution_count":·1,
17	············"metadata":·{	17	············"metadata":·{
18	················"ExecuteTime":·{	18	················"ExecuteTime":·{
19	····················"end_time":·"2018-11-28T20:49:56.068395Z",	19	····················"end_time":·"2018-11-28T20:49:56.068395Z",
20	····················"start_time":·"2018-11-28T20:49:56.035349Z"	20	····················"start_time":·"2018-11-28T20:49:56.035349Z"
21	················},	21	················},
22	················"execution":·{	22	················"execution":·{
23	····················"iopub.execute_input":·"2026-03-10T08:14:34.~~021051~~Z",	23	····················"iopub.execute_input":·"2025-02-05T01:57:57.478325Z",
24	····················"iopub.status.busy":·"2026-03-10T08:14:34.~~0204~~65Z",	24	····················"iopub.status.busy":·"2025-02-05T01:57:57.477964Z",
25	····················"iopub.status.idle":·"2026-03-10T08:14:34.7~~90146~~Z",	25	····················"iopub.status.idle":·"2025-02-05T01:57:58.705238Z",
26	····················"shell.execute_reply":·"2026-03-10T08:14:34.7~~89509~~Z"	26	····················"shell.execute_reply":·"2025-02-05T01:57:58.704221Z"
27	················}	27	················}
28	············},	28	············},
29	············"outputs":·[	29	············"outputs":·[
30	················{	30	················{
31	····················"ename":·"ModuleNotFoundError",	31	····················"ename":·"ModuleNotFoundError",
32	····················"evalue":·"No·module·named·'xarray'",	32	····················"evalue":·"No·module·named·'xarray'",
33	····················"output_type":·"error",	33	····················"output_type":·"error",
Offset 60, 18 lines modified		Offset 60, 18 lines modified
60	············"execution_count":·2,	60	············"execution_count":·2,
61	············"metadata":·{	61	············"metadata":·{
62	················"ExecuteTime":·{	62	················"ExecuteTime":·{
63	····················"end_time":·"2018-11-28T20:50:13.629720Z",	63	····················"end_time":·"2018-11-28T20:50:13.629720Z",
64	····················"start_time":·"2018-11-28T20:50:13.484542Z"	64	····················"start_time":·"2018-11-28T20:50:13.484542Z"
65	················},	65	················},
66	················"execution":·{	66	················"execution":·{
67	····················"iopub.execute_input":·"2026-03-10T08:14:34.7~~92419~~Z",	67	····················"iopub.execute_input":·"2025-02-05T01:57:58.708630Z",
68	····················"iopub.status.busy":·"2026-03-10T08:14:34.7~~92174~~Z",	68	····················"iopub.status.busy":·"2025-02-05T01:57:58.708298Z",
69	····················"iopub.status.idle":·"2026-03-10T08:14:34.~~805364~~Z",	69	····················"iopub.status.idle":·"2025-02-05T01:57:58.734741Z",
70	····················"shell.execute_reply":·"2026-03-10T08:14:34.~~80482~~3Z"	70	····················"shell.execute_reply":·"2025-02-05T01:57:58.733963Z"
71	················}	71	················}
72	············},	72	············},
73	············"outputs":·[	73	············"outputs":·[
74	················{	74	················{
75	····················"ename":·"NameError",	75	····················"ename":·"NameError",
76	····················"evalue":·"name·'xr'·is·not·defined",	76	····················"evalue":·"name·'xr'·is·not·defined",
77	····················"output_type":·"error",	77	····················"output_type":·"error",
Offset 100, 18 lines modified		Offset 100, 18 lines modified
100	············"execution_count":·3,	100	············"execution_count":·3,
101	············"metadata":·{	101	············"metadata":·{
102	················"ExecuteTime":·{	102	················"ExecuteTime":·{
103	····················"end_time":·"2018-11-28T20:50:15.836061Z",	103	····················"end_time":·"2018-11-28T20:50:15.836061Z",
104	····················"start_time":·"2018-11-28T20:50:15.768376Z"	104	····················"start_time":·"2018-11-28T20:50:15.768376Z"
105	················},	105	················},
106	················"execution":·{	106	················"execution":·{
107	····················"iopub.execute_input":·"2026-03-10T08:14:34.807~~445~~Z",	107	····················"iopub.execute_input":·"2025-02-05T01:57:58.737799Z",
108	····················"iopub.status.busy":·"2026-03-10T08:14:34.807~~212~~Z",	108	····················"iopub.status.busy":·"2025-02-05T01:57:58.737474Z",
109	····················"iopub.status.idle":·"2026-03-10T08:14:34.819865Z",	109	····················"iopub.status.idle":·"2025-02-05T01:57:58.759266Z",
110	····················"shell.execute_reply":·"2026-03-10T08:14:34.~~819329~~Z"	110	····················"shell.execute_reply":·"2025-02-05T01:57:58.758513Z"
111	················}	111	················}
112	············},	112	············},
113	············"outputs":·[	113	············"outputs":·[
114	················{	114	················{
115	····················"ename":·"NameError",	115	····················"ename":·"NameError",
116	····················"evalue":·"name·'ds'·is·not·defined",	116	····················"evalue":·"name·'ds'·is·not·defined",
117	····················"output_type":·"error",	117	····················"output_type":·"error",
Offset 142, 18 lines modified		Offset 142, 18 lines modified
142	············"execution_count":·4,	142	············"execution_count":·4,
143	············"metadata":·{	143	············"metadata":·{
144	················"ExecuteTime":·{	144	················"ExecuteTime":·{
145	····················"end_time":·"2018-11-28T20:50:17.928556Z",	145	····················"end_time":·"2018-11-28T20:50:17.928556Z",
146	····················"start_time":·"2018-11-28T20:50:17.031211Z"	146	····················"start_time":·"2018-11-28T20:50:17.031211Z"
147	················},	147	················},
148	················"execution":·{	148	················"execution":·{
149	····················"iopub.execute_input":·"2026-03-10T08:14:34.~~821928~~Z",	149	····················"iopub.execute_input":·"2025-02-05T01:57:58.762340Z",
150	····················"iopub.status.busy":·"2026-03-10T08:14:34.~~821699~~Z",	150	····················"iopub.status.busy":·"2025-02-05T01:57:58.762053Z",
151	····················"iopub.status.idle":·"2026-03-10T08:14:34.835142Z",	151	····················"iopub.status.idle":·"2025-02-05T01:57:58.784583Z",
152	····················"shell.execute_reply":·"2026-03-10T08:14:34.834~~610~~Z"	152	····················"shell.execute_reply":·"2025-02-05T01:57:58.783807Z"
153	················}	153	················}
154	············},	154	············},
155	············"outputs":·[	155	············"outputs":·[
156	················{	156	················{
157	····················"ename":·"NameError",	157	····················"ename":·"NameError",
158	····················"evalue":·"name·'plt'·is·not·defined",	158	····················"evalue":·"name·'plt'·is·not·defined",
159	····················"output_type":·"error",	159	····················"output_type":·"error",
Offset 185, 18 lines modified		Offset 185, 18 lines modified
185	············"execution_count":·5,	185	············"execution_count":·5,
186	············"metadata":·{	186	············"metadata":·{
187	················"ExecuteTime":·{	187	················"ExecuteTime":·{
188	····················"end_time":·"2018-11-28T20:50:20.567749Z",	188	····················"end_time":·"2018-11-28T20:50:20.567749Z",
189	····················"start_time":·"2018-11-28T20:50:19.999393Z"	189	····················"start_time":·"2018-11-28T20:50:19.999393Z"
190	················},	190	················},
191	················"execution":·{	191	················"execution":·{
192	····················"iopub.execute_input":·"2026-03-10T08:14:34.837~~205~~Z",	192	····················"iopub.execute_input":·"2025-02-05T01:57:58.787570Z",
193	····················"iopub.status.busy":·"2026-03-10T08:14:34.836972Z",	193	····················"iopub.status.busy":·"2025-02-05T01:57:58.787291Z",
194	····················"iopub.status.idle":·"2026-03-10T08:14:34.8~~49580~~Z",	194	····················"iopub.status.idle":·"2025-02-05T01:57:58.808035Z",
195	····················"shell.execute_reply":·"2026-03-10T08:14:34.8~~490~~52Z"	195	····················"shell.execute_reply":·"2025-02-05T01:57:58.807253Z"
196	················}	196	················}
197	············},	197	············},
198	············"outputs":·[	198	············"outputs":·[
199	················{	199	················{
200	····················"ename":·"NameError",	200	····················"ename":·"NameError",
201	····················"evalue":·"name·'ds'·is·not·defined",	201	····················"evalue":·"name·'ds'·is·not·defined",
202	····················"output_type":·"error",	202	····················"output_type":·"error",
Offset 224, 18 lines modified		Offset 224, 18 lines modified
224	············"execution_count":·6,	224	············"execution_count":·6,
225	············"metadata":·{	225	············"metadata":·{
226	················"ExecuteTime":·{	226	················"ExecuteTime":·{
227	····················"end_time":·"2018-11-28T20:50:31.131708Z",	227	····················"end_time":·"2018-11-28T20:50:31.131708Z",
228	····················"start_time":·"2018-11-28T20:50:30.444697Z"	228	····················"start_time":·"2018-11-28T20:50:30.444697Z"
229	················},	229	················},
230	················"execution":·{	230	················"execution":·{
231	····················"iopub.execute_input":·"2026-03-10T08:14:34.851~~676~~Z",	231	····················"iopub.execute_input":·"2025-02-05T01:57:58.811035Z",
232	····················"iopub.status.busy":·"2026-03-10T08:14:34.8~~51444~~Z",	232	····················"iopub.status.busy":·"2025-02-05T01:57:58.810757Z",
233	····················"iopub.status.idle":·"2026-03-10T08:14:34.8~~66240~~Z",	233	····················"iopub.status.idle":·"2025-02-05T01:57:58.834735Z",
234	····················"shell.execute_reply":·"2026-03-10T08:14:34.8~~65711~~Z"	234	····················"shell.execute_reply":·"2025-02-05T01:57:58.833937Z"
235	················}	235	················}
236	············},	236	············},
237	············"outputs":·[	237	············"outputs":·[
238	················{	238	················{
239	····················"ename":·"NameError",	239	····················"ename":·"NameError",
240	····················"evalue":·"name·'plt'·is·not·defined",	240	····················"evalue":·"name·'plt'·is·not·defined",
241	····················"output_type":·"error",	241	····················"output_type":·"error",
Offset 272, 18 lines modified		Offset 272, 18 lines modified
272	············"execution_count":·7,	272	············"execution_count":·7,
273	············"metadata":·{	273	············"metadata":·{
274	················"ExecuteTime":·{	274	················"ExecuteTime":·{
275	····················"end_time":·"2018-11-28T20:50:43.670463Z",	275	····················"end_time":·"2018-11-28T20:50:43.670463Z",
276	····················"start_time":·"2018-11-28T20:50:43.245501Z"	276	····················"start_time":·"2018-11-28T20:50:43.245501Z"
277	················},	277	················},
278	················"execution":·{	278	················"execution":·{
279	····················"iopub.execute_input":·"2026-03-10T08:14:34.8~~6839~~1Z",	279	····················"iopub.execute_input":·"2025-02-05T01:57:58.837671Z",
280	····················"iopub.status.busy":·"2026-03-10T08:14:34.8~~68156~~Z",	280	····················"iopub.status.busy":·"2025-02-05T01:57:58.837387Z",
281	····················"iopub.status.idle":·"2026-03-10T08:14:34.8~~82326~~Z",	281	····················"iopub.status.idle":·"2025-02-05T01:57:58.860858Z",
282	····················"shell.execute_reply":·"2026-03-10T08:14:34.8~~81792~~Z"	282	····················"shell.execute_reply":·"2025-02-05T01:57:58.860073Z"
283	················}	283	················}
284	············},	284	············},
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Offset 10, 18 lines modified		Offset 10, 18 lines modified
10	············]	10	············]
11	········},	11	········},
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15	············"metadata":·{	15	············"metadata":·{
16	················"execution":·{	16	················"execution":·{
17	····················"iopub.execute_input":·"2026-03-10T08:14:36.381907Z",	17	····················"iopub.execute_input":·"2025-02-05T01:58:01.518674Z",
18	····················"iopub.status.busy":·"2026-03-10T08:14:36.~~381662~~Z",	18	····················"iopub.status.busy":·"2025-02-05T01:58:01.518381Z",
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20	····················"shell.execute_reply":·"2026-03-10T08:14:36.~~974710~~Z"	20	····················"shell.execute_reply":·"2025-02-05T01:58:02.456866Z"
21	················}	21	················}
22	············},	22	············},
23	············"outputs":·[	23	············"outputs":·[
24	················{	24	················{
25	····················"ename":·"ModuleNotFoundError",	25	····················"ename":·"ModuleNotFoundError",
26	····················"evalue":·"No·module·named·'xarray'",	26	····················"evalue":·"No·module·named·'xarray'",
27	····················"output_type":·"error",	27	····················"output_type":·"error",
Offset 49, 18 lines modified		Offset 49, 18 lines modified
49	············]	49	············]
50	········},	50	········},
51	········{	51	········{
52	············"cell_type":·"code",	52	············"cell_type":·"code",
53	············"execution_count":·2,	53	············"execution_count":·2,
54	············"metadata":·{	54	············"metadata":·{
55	················"execution":·{	55	················"execution":·{
56	····················"iopub.execute_input":·"2026-03-10T08:14:36.~~9775~~47Z",	56	····················"iopub.execute_input":·"2025-02-05T01:58:02.461146Z",
57	····················"iopub.status.busy":·"2026-03-10T08:14:36.~~9772~~81Z",	57	····················"iopub.status.busy":·"2025-02-05T01:58:02.460784Z",
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59	····················"shell.execute_reply":·"2026-03-10T08:14:36.~~990523~~Z"	59	····················"shell.execute_reply":·"2025-02-05T01:58:02.482376Z"
60	················}	60	················}
61	············},	61	············},
62	············"outputs":·[	62	············"outputs":·[
63	················{	63	················{
64	····················"ename":·"NameError",	64	····················"ename":·"NameError",
65	····················"evalue":·"name·'xr'·is·not·defined",	65	····················"evalue":·"name·'xr'·is·not·defined",
66	····················"output_type":·"error",	66	····················"output_type":·"error",
Offset 91, 18 lines modified		Offset 91, 18 lines modified
91	············]	91	············]
92	········},	92	········},
93	········{	93	········{
94	············"cell_type":·"code",	94	············"cell_type":·"code",
95	············"execution_count":·3,	95	············"execution_count":·3,
96	············"metadata":·{	96	············"metadata":·{
97	················"execution":·{	97	················"execution":·{
98	····················"iopub.execute_input":·"2026-03-10T08:14:36.~~993405~~Z",	98	····················"iopub.execute_input":·"2025-02-05T01:58:02.486242Z",
99	····················"iopub.status.busy":·"2026-03-10T08:14:36.~~9931~~56Z",	99	····················"iopub.status.busy":·"2025-02-05T01:58:02.485952Z",
100	····················"iopub.status.idle":·"2026-03-10T08:14:37.01~~0611~~Z",	100	····················"iopub.status.idle":·"2025-02-05T01:58:02.513889Z",
101	····················"shell.execute_reply":·"2026-03-10T08:14:37.~~009794~~Z"	101	····················"shell.execute_reply":·"2025-02-05T01:58:02.513000Z"
102	················}	102	················}
103	············},	103	············},
104	············"outputs":·[	104	············"outputs":·[
105	················{	105	················{
106	····················"ename":·"NameError",	106	····················"ename":·"NameError",
107	····················"evalue":·"name·'ds'·is·not·defined",	107	····················"evalue":·"name·'ds'·is·not·defined",
108	····················"output_type":·"error",	108	····················"output_type":·"error",
Offset 144, 18 lines modified		Offset 144, 18 lines modified
144	············]	144	············]
145	········},	145	········},
146	········{	146	········{
147	············"cell_type":·"code",	147	············"cell_type":·"code",
148	············"execution_count":·4,	148	············"execution_count":·4,
149	············"metadata":·{	149	············"metadata":·{
150	················"execution":·{	150	················"execution":·{
151	····················"iopub.execute_input":·"2026-03-10T08:14:37.01~~2615~~Z",	151	····················"iopub.execute_input":·"2025-02-05T01:58:02.516702Z",
152	····················"iopub.status.busy":·"2026-03-10T08:14:37.01~~2367~~Z",	152	····················"iopub.status.busy":·"2025-02-05T01:58:02.516400Z",
153	····················"iopub.status.idle":·"2026-03-10T08:14:37.~~031612~~Z",	153	····················"iopub.status.idle":·"2025-02-05T01:58:02.547739Z",
154	····················"shell.execute_reply":·"2026-03-10T08:14:37.~~030~~815Z"	154	····················"shell.execute_reply":·"2025-02-05T01:58:02.546804Z"
155	················}	155	················}
156	············},	156	············},
157	············"outputs":·[	157	············"outputs":·[
158	················{	158	················{
159	····················"ename":·"NameError",	159	····················"ename":·"NameError",
160	····················"evalue":·"name·'ds'·is·not·defined",	160	····················"evalue":·"name·'ds'·is·not·defined",
161	····················"output_type":·"error",	161	····················"output_type":·"error",
Offset 208, 18 lines modified		Offset 208, 18 lines modified
208	············]	208	············]
209	········},	209	········},
210	········{	210	········{
211	············"cell_type":·"code",	211	············"cell_type":·"code",
212	············"execution_count":·5,	212	············"execution_count":·5,
213	············"metadata":·{	213	············"metadata":·{
214	················"execution":·{	214	················"execution":·{
215	····················"iopub.execute_input":·"2026-03-10T08:14:37.~~033684~~Z",	215	····················"iopub.execute_input":·"2025-02-05T01:58:02.550822Z",
216	····················"iopub.status.busy":·"2026-03-10T08:14:37.~~033434~~Z",	216	····················"iopub.status.busy":·"2025-02-05T01:58:02.550520Z",
217	····················"iopub.status.idle":·"2026-03-10T08:14:37.~~050994~~Z",	217	····················"iopub.status.idle":·"2025-02-05T01:58:02.578569Z",
218	····················"shell.execute_reply":·"2026-03-10T08:14:37.~~050187~~Z"	218	····················"shell.execute_reply":·"2025-02-05T01:58:02.577904Z"
219	················}	219	················}
220	············},	220	············},
221	············"outputs":·[	221	············"outputs":·[
222	················{	222	················{
223	····················"ename":·"NameError",	223	····················"ename":·"NameError",
224	····················"evalue":·"name·'ds'·is·not·defined",	224	····················"evalue":·"name·'ds'·is·not·defined",
225	····················"output_type":·"error",	225	····················"output_type":·"error",
Offset 264, 18 lines modified		Offset 264, 18 lines modified
264	············]	264	············]
265	········},	265	········},
266	········{	266	········{
267	············"cell_type":·"code",	267	············"cell_type":·"code",
268	············"execution_count":·6,	268	············"execution_count":·6,
269	············"metadata":·{	269	············"metadata":·{
270	················"execution":·{	270	················"execution":·{
271	····················"iopub.execute_input":·"2026-03-10T08:14:37.~~0530~~86Z",	271	····················"iopub.execute_input":·"2025-02-05T01:58:02.581480Z",
272	····················"iopub.status.busy":·"2026-03-10T08:14:37.05~~283~~5Z",	272	····················"iopub.status.busy":·"2025-02-05T01:58:02.581153Z",
273	····················"iopub.status.idle":·"2026-03-10T08:14:37.069842Z",	273	····················"iopub.status.idle":·"2025-02-05T01:58:02.608360Z",
274	····················"shell.execute_reply":·"2026-03-10T08:14:37.069041Z"	274	····················"shell.execute_reply":·"2025-02-05T01:58:02.607464Z"
275	················}	275	················}
276	············},	276	············},
277	············"outputs":·[	277	············"outputs":·[
278	················{	278	················{
279	····················"ename":·"NameError",	279	····················"ename":·"NameError",
280	····················"evalue":·"name·'ds'·is·not·defined",	280	····················"evalue":·"name·'ds'·is·not·defined",
281	····················"output_type":·"error",	281	····················"output_type":·"error",


Offset 324, 15 lines modified		Offset 324, 15 lines modified
324	</pre></div>	324	</pre></div>
325	</div>	325	</div>
326	</section>	326	</section>
327	<section·id="plotting">	327	<section·id="plotting">
328	<h2>Plotting<a·class="headerlink"·href="#plotting"·title="Link·to·this·heading">¶</a></h2>	328	<h2>Plotting<a·class="headerlink"·href="#plotting"·title="Link·to·this·heading">¶</a></h2>
329	<p>Visualizing·your·datasets·is·quick·and·convenient:</p>	329	<p>Visualizing·your·datasets·is·quick·and·convenient:</p>
330	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[37]:·</span><span·class="n">data</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">()</span>	330	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[37]:·</span><span·class="n">data</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">()</span>
331	<span·class="gh">Out[37]:·</span><span·class="go"><matplotlib.collections.QuadMesh·at·0xe~~8531~~818></span>	331	<span·class="gh">Out[37]:·</span><span·class="go"><matplotlib.collections.QuadMesh·at·0xea02d818></span>
332	</pre></div>	332	</pre></div>
333	</div>	333	</div>
334	<img·alt="_build/html/_static/plotting_quick_overview.png"·src="_build/html/_static/plotting_quick_overview.png"·/>	334	<img·alt="_build/html/_static/plotting_quick_overview.png"·src="_build/html/_static/plotting_quick_overview.png"·/>
335	<p>Note·the·automatic·labeling·with·names·and·units.·Our·effort·in·adding·metadata·attributes·has·paid·off!·Many·aspects·of·these·figures·are·customizable:·see·<a·class="reference·internal"·href="../user-guide/plotting.html#plotting"><span·class="std·std-ref">Plotting</span></a>.</p>	335	<p>Note·the·automatic·labeling·with·names·and·units.·Our·effort·in·adding·metadata·attributes·has·paid·off!·Many·aspects·of·these·figures·are·customizable:·see·<a·class="reference·internal"·href="../user-guide/plotting.html#plotting"><span·class="std·std-ref">Plotting</span></a>.</p>
336	</section>	336	</section>
337	<section·id="pandas">	337	<section·id="pandas">
338	<h2>pandas<a·class="headerlink"·href="#pandas"·title="Link·to·this·heading">¶</a></h2>	338	<h2>pandas<a·class="headerlink"·href="#pandas"·title="Link·to·this·heading">¶</a></h2>


Offset 253, 15 lines modified		Offset 253, 15 lines modified
253	·······[0.37342613,·1.49497537,·1.33584385]])	253	·······[0.37342613,·1.49497537,·1.33584385]])
254	Coordinates:	254	Coordinates:
255	··*·x········(x)·int32·8B·10·20	255	··*·x········(x)·int32·8B·10·20
256	Dimensions·without·coordinates:·y	256	Dimensions·without·coordinates:·y
257	\x8\x8\x8\x8\x8·P\x8Pl\x8lo\x8ot\x8tt\x8ti\x8in\x8ng\x8g_\x8?\x8¶·\x8\x8\x8\x8\x8	257	\x8\x8\x8\x8\x8·P\x8Pl\x8lo\x8ot\x8tt\x8ti\x8in\x8ng\x8g_\x8?\x8¶·\x8\x8\x8\x8\x8
258	Visualizing·your·datasets·is·quick·and·convenient:	258	Visualizing·your·datasets·is·quick·and·convenient:
259	In·[37]:·data.plot()	259	In·[37]:·data.plot()
260	Out[37]:·<matplotlib.collections.QuadMesh·at·0xe~~8531~~818>	260	Out[37]:·<matplotlib.collections.QuadMesh·at·0xea02d818>
261	[_build/html/_static/plotting_quick_overview.png]	261	[_build/html/_static/plotting_quick_overview.png]
262	Note·the·automatic·labeling·with·names·and·units.·Our·effort·in·adding·metadata	262	Note·the·automatic·labeling·with·names·and·units.·Our·effort·in·adding·metadata
263	attributes·has·paid·off!·Many·aspects·of·these·figures·are·customizable:·see	263	attributes·has·paid·off!·Many·aspects·of·these·figures·are·customizable:·see
264	_\x8P_\x8l_\x8o_\x8t_\x8t_\x8i_\x8n_\x8g.	264	_\x8P_\x8l_\x8o_\x8t_\x8t_\x8i_\x8n_\x8g.
265	\x8\x8\x8\x8\x8·p\x8pa\x8an\x8nd\x8da\x8as\x8s_\x8?\x8¶·\x8\x8\x8\x8\x8	265	\x8\x8\x8\x8\x8·p\x8pa\x8an\x8nd\x8da\x8as\x8s_\x8?\x8¶·\x8\x8\x8\x8\x8
266	Xarray·objects·can·be·easily·converted·to·and·from·pandas·objects·using·the	266	Xarray·objects·can·be·easily·converted·to·and·from·pandas·objects·using·the
267	to_series(),·to_dataframe()·and·_\x8t_\x8o_\x8__\x8x_\x8a_\x8r_\x8r_\x8a_\x8y_\x8(_\x8)·methods:	267	to_series(),·to_dataframe()·and·_\x8t_\x8o_\x8__\x8x_\x8a_\x8r_\x8r_\x8a_\x8y_\x8(_\x8)·methods:


Offset 210, 15 lines modified		Offset 210, 15 lines modified
210	<span·class="nn">File·/usr/lib/python3/dist-packages/pooch/utils.py:276,</span>·in·<span·class="ni">make_local_storage</span><span·class="nt">(path,·env)</span>	210	<span·class="nn">File·/usr/lib/python3/dist-packages/pooch/utils.py:276,</span>·in·<span·class="ni">make_local_storage</span><span·class="nt">(path,·env)</span>
211	<span·class="g·g-Whitespace">····</span><span·class="mi">272</span>·<span·class="k">if</span>·<span·class="n">env</span>·<span·class="ow">is</span>·<span·class="ow">not</span>·<span·class="kc">None</span><span·class="p">:</span>	211	<span·class="g·g-Whitespace">····</span><span·class="mi">272</span>·<span·class="k">if</span>·<span·class="n">env</span>·<span·class="ow">is</span>·<span·class="ow">not</span>·<span·class="kc">None</span><span·class="p">:</span>
212	<span·class="g·g-Whitespace">····</span><span·class="mi">273</span>·····<span·class="n">message</span><span·class="o">.</span><span·class="n">append</span><span·class="p">(</span>	212	<span·class="g·g-Whitespace">····</span><span·class="mi">273</span>·····<span·class="n">message</span><span·class="o">.</span><span·class="n">append</span><span·class="p">(</span>
213	<span·class="g·g-Whitespace">····</span><span·class="mi">274</span>·········<span·class="sa">f</span><span·class="s2">"Use·environment·variable·'</span><span·class="si">{</span><span·class="n">env</span><span·class="si">}</span><span·class="s2">'·to·specify·a·different·location."</span>	213	<span·class="g·g-Whitespace">····</span><span·class="mi">274</span>·········<span·class="sa">f</span><span·class="s2">"Use·environment·variable·'</span><span·class="si">{</span><span·class="n">env</span><span·class="si">}</span><span·class="s2">'·to·specify·a·different·location."</span>
214	<span·class="g·g-Whitespace">····</span><span·class="mi">275</span>·····<span·class="p">)</span>	214	<span·class="g·g-Whitespace">····</span><span·class="mi">275</span>·····<span·class="p">)</span>
215	<span·class="ne">-->·</span><span·class="mi">276</span>·<span·class="k">raise</span>·<span·class="ne">PermissionError</span><span·class="p">(</span><span·class="s2">"·"</span><span·class="o">.</span><span·class="n">join</span><span·class="p">(</span><span·class="n">message</span><span·class="p">))</span>·<span·class="kn">from</span>·<span·class="nn">error</span>	215	<span·class="ne">-->·</span><span·class="mi">276</span>·<span·class="k">raise</span>·<span·class="ne">PermissionError</span><span·class="p">(</span><span·class="s2">"·"</span><span·class="o">.</span><span·class="n">join</span><span·class="p">(</span><span·class="n">message</span><span·class="p">))</span>·<span·class="kn">from</span>·<span·class="nn">error</span>

216	<span·class="ne">PermissionError</span>:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	216	<span·class="ne">PermissionError</span>:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/second-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.

217	<span·class="gp">In·[2]:·</span><span·class="n">var</span>·<span·class="o">=</span>·<span·class="n">da</span><span·class="o">.</span><span·class="n">variable</span>	217	<span·class="gp">In·[2]:·</span><span·class="n">var</span>·<span·class="o">=</span>·<span·class="n">da</span><span·class="o">.</span><span·class="n">variable</span>
218	<span·class="gt">---------------------------------------------------------------------------</span>	218	<span·class="gt">---------------------------------------------------------------------------</span>
219	<span·class="ne">AttributeError</span><span·class="g·g-Whitespace">····························</span>Traceback·(most·recent·call·last)	219	<span·class="ne">AttributeError</span><span·class="g·g-Whitespace">····························</span>Traceback·(most·recent·call·last)
220	<span·class="n">Cell</span>·<span·class="n">In</span><span·class="p">[</span><span·class="mi">2</span><span·class="p">],</span>·<span·class="n">line</span>·<span·class="mi">1</span>	220	<span·class="n">Cell</span>·<span·class="n">In</span><span·class="p">[</span><span·class="mi">2</span><span·class="p">],</span>·<span·class="n">line</span>·<span·class="mi">1</span>
221	<span·class="ne">---->·</span><span·class="mi">1</span>·<span·class="n">var</span>·<span·class="o">=</span>·<span·class="n">da</span><span·class="o">.</span><span·class="n">variable</span>	221	<span·class="ne">---->·</span><span·class="mi">1</span>·<span·class="n">var</span>·<span·class="o">=</span>·<span·class="n">da</span><span·class="o">.</span><span·class="n">variable</span>

Offset 312, 15 lines modified		Offset 312, 15 lines modified
312	<span·class="nn">File·/usr/lib/python3/dist-packages/pooch/utils.py:276,</span>·in·<span·class="ni">make_local_storage</span><span·class="nt">(path,·env)</span>	312	<span·class="nn">File·/usr/lib/python3/dist-packages/pooch/utils.py:276,</span>·in·<span·class="ni">make_local_storage</span><span·class="nt">(path,·env)</span>
313	<span·class="g·g-Whitespace">····</span><span·class="mi">272</span>·<span·class="k">if</span>·<span·class="n">env</span>·<span·class="ow">is</span>·<span·class="ow">not</span>·<span·class="kc">None</span><span·class="p">:</span>	313	<span·class="g·g-Whitespace">····</span><span·class="mi">272</span>·<span·class="k">if</span>·<span·class="n">env</span>·<span·class="ow">is</span>·<span·class="ow">not</span>·<span·class="kc">None</span><span·class="p">:</span>
314	<span·class="g·g-Whitespace">····</span><span·class="mi">273</span>·····<span·class="n">message</span><span·class="o">.</span><span·class="n">append</span><span·class="p">(</span>	314	<span·class="g·g-Whitespace">····</span><span·class="mi">273</span>·····<span·class="n">message</span><span·class="o">.</span><span·class="n">append</span><span·class="p">(</span>
315	<span·class="g·g-Whitespace">····</span><span·class="mi">274</span>·········<span·class="sa">f</span><span·class="s2">"Use·environment·variable·'</span><span·class="si">{</span><span·class="n">env</span><span·class="si">}</span><span·class="s2">'·to·specify·a·different·location."</span>	315	<span·class="g·g-Whitespace">····</span><span·class="mi">274</span>·········<span·class="sa">f</span><span·class="s2">"Use·environment·variable·'</span><span·class="si">{</span><span·class="n">env</span><span·class="si">}</span><span·class="s2">'·to·specify·a·different·location."</span>
316	<span·class="g·g-Whitespace">····</span><span·class="mi">275</span>·····<span·class="p">)</span>	316	<span·class="g·g-Whitespace">····</span><span·class="mi">275</span>·····<span·class="p">)</span>
317	<span·class="ne">-->·</span><span·class="mi">276</span>·<span·class="k">raise</span>·<span·class="ne">PermissionError</span><span·class="p">(</span><span·class="s2">"·"</span><span·class="o">.</span><span·class="n">join</span><span·class="p">(</span><span·class="n">message</span><span·class="p">))</span>·<span·class="kn">from</span>·<span·class="nn">error</span>	317	<span·class="ne">-->·</span><span·class="mi">276</span>·<span·class="k">raise</span>·<span·class="ne">PermissionError</span><span·class="p">(</span><span·class="s2">"·"</span><span·class="o">.</span><span·class="n">join</span><span·class="p">(</span><span·class="n">message</span><span·class="p">))</span>·<span·class="kn">from</span>·<span·class="nn">error</span>

318	<span·class="ne">PermissionError</span>:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	318	<span·class="ne">PermissionError</span>:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/second-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.

319	<span·class="gp">In·[8]:·</span><span·class="n">var</span>·<span·class="o">=</span>·<span·class="n">da</span><span·class="o">.</span><span·class="n">variable</span>	319	<span·class="gp">In·[8]:·</span><span·class="n">var</span>·<span·class="o">=</span>·<span·class="n">da</span><span·class="o">.</span><span·class="n">variable</span>
320	<span·class="gt">---------------------------------------------------------------------------</span>	320	<span·class="gt">---------------------------------------------------------------------------</span>
321	<span·class="ne">AttributeError</span><span·class="g·g-Whitespace">····························</span>Traceback·(most·recent·call·last)	321	<span·class="ne">AttributeError</span><span·class="g·g-Whitespace">····························</span>Traceback·(most·recent·call·last)
322	<span·class="n">Cell</span>·<span·class="n">In</span><span·class="p">[</span><span·class="mi">8</span><span·class="p">],</span>·<span·class="n">line</span>·<span·class="mi">1</span>	322	<span·class="n">Cell</span>·<span·class="n">In</span><span·class="p">[</span><span·class="mi">8</span><span·class="p">],</span>·<span·class="n">line</span>·<span·class="mi">1</span>
323	<span·class="ne">---->·</span><span·class="mi">1</span>·<span·class="n">var</span>·<span·class="o">=</span>·<span·class="n">da</span><span·class="o">.</span><span·class="n">variable</span>	323	<span·class="ne">---->·</span><span·class="mi">1</span>·<span·class="n">var</span>·<span·class="o">=</span>·<span·class="n">da</span><span·class="o">.</span><span·class="n">variable</span>


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159	····273·····message.append(	159	····273·····message.append(
160	····274·········f"Use·environment·variable·'{env}'·to·specify·a·different	160	····274·········f"Use·environment·variable·'{env}'·to·specify·a·different
161	location."	161	location."
162	····275·····)	162	····275·····)
163	-->·276·raise·PermissionError("·".join(message))·from·error	163	-->·276·raise·PermissionError("·".join(message))·from·error

164	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not	164	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not
165	create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/	165	create·data·cache·folder·'/nonexistent/second-build/.cache/
166	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	166	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.

167	In·[2]:·var·=·da.variable	167	In·[2]:·var·=·da.variable
168	---------------------------------------------------------------------------	168	---------------------------------------------------------------------------
169	AttributeError····························Traceback·(most·recent·call·last)	169	AttributeError····························Traceback·(most·recent·call·last)
170	Cell·In[2],·line·1	170	Cell·In[2],·line·1
171	---->·1·var·=·da.variable	171	---->·1·var·=·da.variable
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260	····273·····message.append(	260	····273·····message.append(
261	····274·········f"Use·environment·variable·'{env}'·to·specify·a·different	261	····274·········f"Use·environment·variable·'{env}'·to·specify·a·different
262	location."	262	location."
263	····275·····)	263	····275·····)
264	-->·276·raise·PermissionError("·".join(message))·from·error	264	-->·276·raise·PermissionError("·".join(message))·from·error

265	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not	265	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not
266	create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/	266	create·data·cache·folder·'/nonexistent/second-build/.cache/
267	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	267	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.

268	In·[8]:·var·=·da.variable	268	In·[8]:·var·=·da.variable
269	---------------------------------------------------------------------------	269	---------------------------------------------------------------------------
270	AttributeError····························Traceback·(most·recent·call·last)	270	AttributeError····························Traceback·(most·recent·call·last)
271	Cell·In[8],·line·1	271	Cell·In[8],·line·1
272	---->·1·var·=·da.variable	272	---->·1·var·=·da.variable


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2352	········"3":·"py:property",	2352	········"3":·"py:property",
2353	········"4":·"py:attribute",	2353	········"4":·"py:attribute",
2354	········"5":·"py:function"	2354	········"5":·"py:function"
2355	····},	2355	····},
2356	····"terms":·{	2356	····"terms":·{
2357	········"":·[1,·3,·5,·6,·7,·8,·12,·14,·15,·16,·17,·19,·20,·21,·23,·24,·25,·26,·27,·28,·30,·31,·32,·33,·34,·35,·36,·37,·38,·39,·40,·41,·43,·44,·45,·47,·48,·49,·50,·51,·52],	2357	········"":·[1,·3,·5,·6,·7,·8,·12,·14,·15,·16,·17,·19,·20,·21,·23,·24,·25,·26,·27,·28,·30,·31,·32,·33,·34,·35,·36,·37,·38,·39,·40,·41,·43,·44,·45,·47,·48,·49,·50,·51,·52],
2358	········"0":·[3,·6,·7,·8,·9,·11,·12,·13,·14,·16,·18,·19,·20,·22,·24,·25,·26,·27,·28,·30,·33,·35,·36,·37,·38,·40,·41,·43,·44,·45,·47,·48,·49,·50,·51,·52,·53],	2358	········"0":·[3,·6,·7,·8,·9,·11,·12,·13,·14,·16,·18,·19,·20,·22,·24,·25,·26,·27,·28,·30,·33,·35,·36,·37,·38,·40,·41,·43,·44,·45,·47,·48,·49,·50,·51,·52,·53],
2359	········"00":·[36,·37,·38,·45,·47,·52,·53,·54],	2359	········"00":·[36,·37,·38,·45,·47,·51,·52,·53,·54],
		2360	········"000":·51,
2360	········"000000":·16,	2361	········"000000":·16,
2361	········"000000000":·[37,·38,·52],	2362	········"000000000":·[37,·38,·52],
2362	········"0001":·[53,·54],	2363	········"0001":·[53,·54],
2363	········"00010101":·53,	2364	········"00010101":·53,
2364	········"00010201":·53,	2365	········"00010201":·53,
2365	········"00010301":·53,	2366	········"00010301":·53,
2366	········"0002":·53,	2367	········"0002":·53,
2367	········"00021001":·53,	2368	········"00021001":·53,
2368	········"00021101":·53,	2369	········"00021101":·53,
2369	········"00021201":·53,	2370	········"00021201":·53,
2370	········"000e":·[48,·51],	2371	········"000e":·[48,·51],
2371	········"001":·51,	2372	········"000j":·51,
2372	········"001e":·37,	2373	········"001e":·37,
2373	········"002e":·51,
2374	········"003":·36,	2374	········"003":·36,
2375	········"004":·36,	2375	········"004":·36,
2376	········"005":·51,
2377	········"005036":·40,	2376	········"005036":·40,
2378	········"005e":·37,	2377	········"005e":·37,
2379	········"005j":·51,
2380	········"00688889":·36,	2378	········"00688889":·36,
2381	········"006e":·37,	2379	········"006e":·37,
2382	········"007":·36,	2380	········"007":·36,
2383	········"007e":·51,	2381	········"007e":·51,
2384	········"008":·36,	2382	········"008":·36,
2385	········"00914929":·36,	2383	········"00914929":·36,
2386	········"00941742":·36,	2384	········"00941742":·36,
2387	········"00968205":·36,	2385	········"00968205":·36,
2388	········"00973567":·36,	2386	········"00973567":·36,


Offset 731, 18 lines modified		Offset 731, 18 lines modified
731	a·method·call·with·an·external·function·(e.g.,·<code·class="docutils·literal·notranslate"><span·class="pre">ds.pipe(func)</span></code>)·instead·of	731	a·method·call·with·an·external·function·(e.g.,·<code·class="docutils·literal·notranslate"><span·class="pre">ds.pipe(func)</span></code>)·instead·of
732	simply·calling·it·(e.g.,·<code·class="docutils·literal·notranslate"><span·class="pre">func(ds)</span></code>).·This·allows·you·to·write·pipelines·for	732	simply·calling·it·(e.g.,·<code·class="docutils·literal·notranslate"><span·class="pre">func(ds)</span></code>).·This·allows·you·to·write·pipelines·for
733	transforming·your·data·(using·“method·chaining”)·instead·of·writing·hard·to	733	transforming·your·data·(using·“method·chaining”)·instead·of·writing·hard·to
734	follow·nested·function·calls:</p>	734	follow·nested·function·calls:</p>
735	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="go">#·these·lines·are·equivalent,·but·with·pipe·we·can·make·the·logic·flow</span>	735	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="go">#·these·lines·are·equivalent,·but·with·pipe·we·can·make·the·logic·flow</span>
736	<span·class="go">#·entirely·from·left·to·right</span>	736	<span·class="go">#·entirely·from·left·to·right</span>
737	<span·class="gp">In·[64]:·</span><span·class="n">plt</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">((</span><span·class="mi">2</span>·<span·class="o">*</span>·<span·class="n">ds</span><span·class="o">.</span><span·class="n">temperature</span><span·class="o">.</span><span·class="n">sel</span><span·class="p">(</span><span·class="n">loc</span><span·class="o">=</span><span·class="mi">0</span><span·class="p">))</span><span·class="o">.</span><span·class="n">mean</span><span·class="p">(</span><span·class="s2">"instrument"</span><span·class="p">))</span>	737	<span·class="gp">In·[64]:·</span><span·class="n">plt</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">((</span><span·class="mi">2</span>·<span·class="o">*</span>·<span·class="n">ds</span><span·class="o">.</span><span·class="n">temperature</span><span·class="o">.</span><span·class="n">sel</span><span·class="p">(</span><span·class="n">loc</span><span·class="o">=</span><span·class="mi">0</span><span·class="p">))</span><span·class="o">.</span><span·class="n">mean</span><span·class="p">(</span><span·class="s2">"instrument"</span><span·class="p">))</span>
738	<span·class="gh">Out[64]:·</span><span·class="go">[<matplotlib.lines.Line2D·at·0xe8749500>]</span>	738	<span·class="gh">Out[64]:·</span><span·class="go">[<matplotlib.lines.Line2D·at·0xea24a500>]</span>

739	<span·class="gp">In·[65]:·</span><span·class="p">(</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">temperature</span><span·class="o">.</span><span·class="n">sel</span><span·class="p">(</span><span·class="n">loc</span><span·class="o">=</span><span·class="mi">0</span><span·class="p">)</span><span·class="o">.</span><span·class="n">pipe</span><span·class="p">(</span><span·class="k">lambda</span>·<span·class="n">x</span><span·class="p">:</span>·<span·class="mi">2</span>·<span·class="o">*</span>·<span·class="n">x</span><span·class="p">)</span><span·class="o">.</span><span·class="n">mean</span><span·class="p">(</span><span·class="s2">"instrument"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">pipe</span><span·class="p">(</span><span·class="n">plt</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">))</span>	739	<span·class="gp">In·[65]:·</span><span·class="p">(</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">temperature</span><span·class="o">.</span><span·class="n">sel</span><span·class="p">(</span><span·class="n">loc</span><span·class="o">=</span><span·class="mi">0</span><span·class="p">)</span><span·class="o">.</span><span·class="n">pipe</span><span·class="p">(</span><span·class="k">lambda</span>·<span·class="n">x</span><span·class="p">:</span>·<span·class="mi">2</span>·<span·class="o">*</span>·<span·class="n">x</span><span·class="p">)</span><span·class="o">.</span><span·class="n">mean</span><span·class="p">(</span><span·class="s2">"instrument"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">pipe</span><span·class="p">(</span><span·class="n">plt</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">))</span>
740	<span·class="gh">Out[65]:·</span><span·class="go">[<matplotlib.lines.Line2D·at·0xe4~~55e~~f50>]</span>	740	<span·class="gh">Out[65]:·</span><span·class="go">[<matplotlib.lines.Line2D·at·0xe4068f50>]</span>
741	</pre></div>	741	</pre></div>
742	</div>	742	</div>
743	<p>Both·<code·class="docutils·literal·notranslate"><span·class="pre">pipe</span></code>·and·<code·class="docutils·literal·notranslate"><span·class="pre">assign</span></code>·replicate·the·pandas·methods·of·the·same·names	743	<p>Both·<code·class="docutils·literal·notranslate"><span·class="pre">pipe</span></code>·and·<code·class="docutils·literal·notranslate"><span·class="pre">assign</span></code>·replicate·the·pandas·methods·of·the·same·names
744	(<a·class="reference·external"·href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.pipe.html#pandas.DataFrame.pipe"·title="(in·pandas·v2.2.3)"><code·class="xref·py·py-meth·docutils·literal·notranslate"><span·class="pre">DataFrame.pipe</span></code></a>·and	744	(<a·class="reference·external"·href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.pipe.html#pandas.DataFrame.pipe"·title="(in·pandas·v2.2.3)"><code·class="xref·py·py-meth·docutils·literal·notranslate"><span·class="pre">DataFrame.pipe</span></code></a>·and
745	<a·class="reference·external"·href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.assign.html#pandas.DataFrame.assign"·title="(in·pandas·v2.2.3)"><code·class="xref·py·py-meth·docutils·literal·notranslate"><span·class="pre">DataFrame.assign</span></code></a>).</p>	745	<a·class="reference·external"·href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.assign.html#pandas.DataFrame.assign"·title="(in·pandas·v2.2.3)"><code·class="xref·py·py-meth·docutils·literal·notranslate"><span·class="pre">DataFrame.assign</span></code></a>).</p>
746	<p>With·xarray,·there·is·no·performance·penalty·for·creating·new·datasets,·even·if	746	<p>With·xarray,·there·is·no·performance·penalty·for·creating·new·datasets,·even·if
747	variables·are·lazily·loaded·from·a·file·on·disk.·Creating·new·objects·instead	747	variables·are·lazily·loaded·from·a·file·on·disk.·Creating·new·objects·instead


Offset 163, 23 lines modified		Offset 163, 23 lines modified
163	<span·class="nn">File·/usr/lib/python3/dist-packages/pooch/utils.py:276,</span>·in·<span·class="ni">make_local_storage</span><span·class="nt">(path,·env)</span>	163	<span·class="nn">File·/usr/lib/python3/dist-packages/pooch/utils.py:276,</span>·in·<span·class="ni">make_local_storage</span><span·class="nt">(path,·env)</span>
164	<span·class="g·g-Whitespace">····</span><span·class="mi">272</span>·<span·class="k">if</span>·<span·class="n">env</span>·<span·class="ow">is</span>·<span·class="ow">not</span>·<span·class="kc">None</span><span·class="p">:</span>	164	<span·class="g·g-Whitespace">····</span><span·class="mi">272</span>·<span·class="k">if</span>·<span·class="n">env</span>·<span·class="ow">is</span>·<span·class="ow">not</span>·<span·class="kc">None</span><span·class="p">:</span>
165	<span·class="g·g-Whitespace">····</span><span·class="mi">273</span>·····<span·class="n">message</span><span·class="o">.</span><span·class="n">append</span><span·class="p">(</span>	165	<span·class="g·g-Whitespace">····</span><span·class="mi">273</span>·····<span·class="n">message</span><span·class="o">.</span><span·class="n">append</span><span·class="p">(</span>
166	<span·class="g·g-Whitespace">····</span><span·class="mi">274</span>·········<span·class="sa">f</span><span·class="s2">"Use·environment·variable·'</span><span·class="si">{</span><span·class="n">env</span><span·class="si">}</span><span·class="s2">'·to·specify·a·different·location."</span>	166	<span·class="g·g-Whitespace">····</span><span·class="mi">274</span>·········<span·class="sa">f</span><span·class="s2">"Use·environment·variable·'</span><span·class="si">{</span><span·class="n">env</span><span·class="si">}</span><span·class="s2">'·to·specify·a·different·location."</span>
167	<span·class="g·g-Whitespace">····</span><span·class="mi">275</span>·····<span·class="p">)</span>	167	<span·class="g·g-Whitespace">····</span><span·class="mi">275</span>·····<span·class="p">)</span>
168	<span·class="ne">-->·</span><span·class="mi">276</span>·<span·class="k">raise</span>·<span·class="ne">PermissionError</span><span·class="p">(</span><span·class="s2">"·"</span><span·class="o">.</span><span·class="n">join</span><span·class="p">(</span><span·class="n">message</span><span·class="p">))</span>·<span·class="kn">from</span>·<span·class="nn">error</span>	168	<span·class="ne">-->·</span><span·class="mi">276</span>·<span·class="k">raise</span>·<span·class="ne">PermissionError</span><span·class="p">(</span><span·class="s2">"·"</span><span·class="o">.</span><span·class="n">join</span><span·class="p">(</span><span·class="n">message</span><span·class="p">))</span>·<span·class="kn">from</span>·<span·class="nn">error</span>

169	<span·class="ne">PermissionError</span>:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	169	<span·class="ne">PermissionError</span>:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/second-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.

170	<span·class="gp">In·[5]:·</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">to_zarr</span><span·class="p">(</span><span·class="s2">"rasm.zarr"</span><span·class="p">,</span>·<span·class="n">mode</span><span·class="o">=</span><span·class="s2">"w"</span><span·class="p">)</span>	170	<span·class="gp">In·[5]:·</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">to_zarr</span><span·class="p">(</span><span·class="s2">"rasm.zarr"</span><span·class="p">,</span>·<span·class="n">mode</span><span·class="o">=</span><span·class="s2">"w"</span><span·class="p">)</span>
171	<span·class="gh">Out[5]:·</span><span·class="go"><xarray.backends.zarr.ZarrStore·at·0xe3~~d11220~~></span>	171	<span·class="gh">Out[5]:·</span><span·class="go"><xarray.backends.zarr.ZarrStore·at·0xe37e9da8></span>

172	<span·class="gp">In·[6]:·</span><span·class="n">zgroup</span>·<span·class="o">=</span>·<span·class="n">zarr</span><span·class="o">.</span><span·class="n">open</span><span·class="p">(</span><span·class="s2">"rasm.zarr"</span><span·class="p">)</span>	172	<span·class="gp">In·[6]:·</span><span·class="n">zgroup</span>·<span·class="o">=</span>·<span·class="n">zarr</span><span·class="o">.</span><span·class="n">open</span><span·class="p">(</span><span·class="s2">"rasm.zarr"</span><span·class="p">)</span>

173	<span·class="gp">In·[7]:·</span><span·class="nb">print</span><span·class="p">(</span><span·class="n">os</span><span·class="o">.</span><span·class="n">listdir</span><span·class="p">(</span><span·class="s2">"rasm.zarr"</span><span·class="p">))</span>	173	<span·class="gp">In·[7]:·</span><span·class="nb">print</span><span·class="p">(</span><span·class="n">os</span><span·class="o">.</span><span·class="n">listdir</span><span·class="p">(</span><span·class="s2">"rasm.zarr"</span><span·class="p">))</span>
174	<span·class="go">['latitude',·'~~.za~~t~~trs~~',·'.z~~met~~a~~data~~',·'.z~~group~~',·'longitude']</span>	174	<span·class="go">['latitude',·'longitude',·'.zattrs',·'.zmetadata',·'.zgroup']</span>

175	<span·class="gp">In·[8]:·</span><span·class="nb">print</span><span·class="p">(</span><span·class="n">zgroup</span><span·class="o">.</span><span·class="n">tree</span><span·class="p">())</span>	175	<span·class="gp">In·[8]:·</span><span·class="nb">print</span><span·class="p">(</span><span·class="n">zgroup</span><span·class="o">.</span><span·class="n">tree</span><span·class="p">())</span>
176	<span·class="go">/</span>	176	<span·class="go">/</span>
177	<span·class="go">·├──·latitude·(50,)·float64</span>	177	<span·class="go">·├──·latitude·(50,)·float64</span>
178	<span·class="go">·└──·longitude·(50,)·float64</span>	178	<span·class="go">·└──·longitude·(50,)·float64</span>

179	<span·class="gp">In·[9]:·</span><span·class="nb">dict</span><span·class="p">(</span><span·class="n">zgroup</span><span·class="p">[</span><span·class="s2">"Tair"</span><span·class="p">]</span><span·class="o">.</span><span·class="n">attrs</span><span·class="p">)</span>	179	<span·class="gp">In·[9]:·</span><span·class="nb">dict</span><span·class="p">(</span><span·class="n">zgroup</span><span·class="p">[</span><span·class="s2">"Tair"</span><span·class="p">]</span><span·class="o">.</span><span·class="n">attrs</span><span·class="p">)</span>


Offset 111, 24 lines modified		Offset 111, 24 lines modified
111	····273·····message.append(	111	····273·····message.append(
112	····274·········f"Use·environment·variable·'{env}'·to·specify·a·different	112	····274·········f"Use·environment·variable·'{env}'·to·specify·a·different
113	location."	113	location."
114	····275·····)	114	····275·····)
115	-->·276·raise·PermissionError("·".join(message))·from·error	115	-->·276·raise·PermissionError("·".join(message))·from·error

116	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not	116	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not
117	create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/	117	create·data·cache·folder·'/nonexistent/second-build/.cache/
118	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	118	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.

119	In·[5]:·ds.to_zarr("rasm.zarr",·mode="w")	119	In·[5]:·ds.to_zarr("rasm.zarr",·mode="w")
120	Out[5]:·<xarray.backends.zarr.ZarrStore·at·0xe3~~d11220~~>	120	Out[5]:·<xarray.backends.zarr.ZarrStore·at·0xe37e9da8>

121	In·[6]:·zgroup·=·zarr.open("rasm.zarr")	121	In·[6]:·zgroup·=·zarr.open("rasm.zarr")

122	In·[7]:·print(os.listdir("rasm.zarr"))	122	In·[7]:·print(os.listdir("rasm.zarr"))
123	['latitude',·'.zattrs',·'.zmetadata',·'.zgroup~~',·'longitude~~']	123	['latitude',·'longitude',·'.zattrs',·'.zmetadata',·'.zgroup']

124	In·[8]:·print(zgroup.tree())	124	In·[8]:·print(zgroup.tree())
125	/	125	/
126	·├──·latitude·(50,)·float64	126	·├──·latitude·(50,)·float64
127	·└──·longitude·(50,)·float64	127	·└──·longitude·(50,)·float64

128	In·[9]:·dict(zgroup["Tair"].attrs)	128	In·[9]:·dict(zgroup["Tair"].attrs)


Offset 585, 19 lines modified		Offset 585, 19 lines modified
585	There·is·also·the·pipe()·method·that·allows·you·to·use·a·method·call·with·an	585	There·is·also·the·pipe()·method·that·allows·you·to·use·a·method·call·with·an
586	external·function·(e.g.,·ds.pipe(func))·instead·of·simply·calling·it·(e.g.,	586	external·function·(e.g.,·ds.pipe(func))·instead·of·simply·calling·it·(e.g.,
587	func(ds)).·This·allows·you·to·write·pipelines·for·transforming·your·data·(using	587	func(ds)).·This·allows·you·to·write·pipelines·for·transforming·your·data·(using
588	“method·chaining”)·instead·of·writing·hard·to·follow·nested·function·calls:	588	“method·chaining”)·instead·of·writing·hard·to·follow·nested·function·calls:
589	#·these·lines·are·equivalent,·but·with·pipe·we·can·make·the·logic·flow	589	#·these·lines·are·equivalent,·but·with·pipe·we·can·make·the·logic·flow
590	#·entirely·from·left·to·right	590	#·entirely·from·left·to·right
591	In·[64]:·plt.plot((2·*·ds.temperature.sel(loc=0)).mean("instrument"))	591	In·[64]:·plt.plot((2·*·ds.temperature.sel(loc=0)).mean("instrument"))
592	Out[64]:·[<matplotlib.lines.Line2D·at·0xe8749500>]	592	Out[64]:·[<matplotlib.lines.Line2D·at·0xea24a500>]

593	In·[65]:·(ds.temperature.sel(loc=0).pipe(lambda·x:·2·*·x).mean	593	In·[65]:·(ds.temperature.sel(loc=0).pipe(lambda·x:·2·*·x).mean
594	("instrument").pipe(plt.plot))	594	("instrument").pipe(plt.plot))
595	Out[65]:·[<matplotlib.lines.Line2D·at·0xe4~~55e~~f50>]	595	Out[65]:·[<matplotlib.lines.Line2D·at·0xe4068f50>]
596	Both·pipe·and·assign·replicate·the·pandas·methods·of·the·same·names	596	Both·pipe·and·assign·replicate·the·pandas·methods·of·the·same·names
597	(_\x8D_\x8a_\x8t_\x8a_\x8F_\x8r_\x8a_\x8m_\x8e_\x8._\x8p_\x8i_\x8p_\x8e·and·_\x8D_\x8a_\x8t_\x8a_\x8F_\x8r_\x8a_\x8m_\x8e_\x8._\x8a_\x8s_\x8s_\x8i_\x8g_\x8n).	597	(_\x8D_\x8a_\x8t_\x8a_\x8F_\x8r_\x8a_\x8m_\x8e_\x8._\x8p_\x8i_\x8p_\x8e·and·_\x8D_\x8a_\x8t_\x8a_\x8F_\x8r_\x8a_\x8m_\x8e_\x8._\x8a_\x8s_\x8s_\x8i_\x8g_\x8n).
598	With·xarray,·there·is·no·performance·penalty·for·creating·new·datasets,·even·if	598	With·xarray,·there·is·no·performance·penalty·for·creating·new·datasets,·even·if
599	variables·are·lazily·loaded·from·a·file·on·disk.·Creating·new·objects·instead	599	variables·are·lazily·loaded·from·a·file·on·disk.·Creating·new·objects·instead
600	of·mutating·existing·objects·often·results·in·easier·to·understand·code,·so·we	600	of·mutating·existing·objects·often·results·in·easier·to·understand·code,·so·we
601	encourage·using·this·approach.	601	encourage·using·this·approach.
602	\x8\x8\x8\x8·R\x8Re\x8en\x8na\x8am\x8mi\x8in\x8ng\x8g·v\x8va\x8ar\x8ri\x8ia\x8ab\x8bl\x8le\x8es\x8s_\x8?\x8¶·\x8\x8\x8\x8	602	\x8\x8\x8\x8·R\x8Re\x8en\x8na\x8am\x8mi\x8in\x8ng\x8g·v\x8va\x8ar\x8ri\x8ia\x8ab\x8bl\x8le\x8es\x8s_\x8?\x8¶·\x8\x8\x8\x8


Offset 982, 15 lines modified		Offset 982, 15 lines modified
982	<p>If·you·were·a·previous·user·of·the·prototype·<a·class="reference·external"·href="https://github.com/xarray-contrib/datatree">xarray-contrib/datatree</a>·package,·this·is·different·from·what·you’re·used·to!	982	<p>If·you·were·a·previous·user·of·the·prototype·<a·class="reference·external"·href="https://github.com/xarray-contrib/datatree">xarray-contrib/datatree</a>·package,·this·is·different·from·what·you’re·used·to!
983	In·that·package·the·data·model·was·that·the·data·stored·in·each·node·actually·was·completely·unrelated.·The·data·model·is·now·slightly·stricter.	983	In·that·package·the·data·model·was·that·the·data·stored·in·each·node·actually·was·completely·unrelated.·The·data·model·is·now·slightly·stricter.
984	This·allows·us·to·provide·features·like·<a·class="reference·internal"·href="#coordinate-inheritance"><span·class="std·std-ref">Coordinate·Inheritance</span></a>.</p>	984	This·allows·us·to·provide·features·like·<a·class="reference·internal"·href="#coordinate-inheritance"><span·class="std·std-ref">Coordinate·Inheritance</span></a>.</p>
985	</div>	985	</div>
986	<p>To·demonstrate,·let’s·first·generate·some·example·datasets·which·are·not·aligned·with·one·another:</p>	986	<p>To·demonstrate,·let’s·first·generate·some·example·datasets·which·are·not·aligned·with·one·another:</p>
987	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="go">#·(drop·the·attributes·just·to·make·the·printed·representation·shorter)</span>	987	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="go">#·(drop·the·attributes·just·to·make·the·printed·representation·shorter)</span>
988	<span·class="gp">In·[89]:·</span><span·class="n">ds</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">tutorial</span><span·class="o">.</span><span·class="n">open_dataset</span><span·class="p">(</span><span·class="s2">"air_temperature"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">drop_attrs</span><span·class="p">()</span>	988	<span·class="gp">In·[89]:·</span><span·class="n">ds</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">tutorial</span><span·class="o">.</span><span·class="n">open_dataset</span><span·class="p">(</span><span·class="s2">"air_temperature"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">drop_attrs</span><span·class="p">()</span>
989	<span·class="go">PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.</span>	989	<span·class="go">PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/second-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.</span>


990	<span·class="gp">In·[90]:·</span><span·class="n">ds_daily</span>·<span·class="o">=</span>·<span·class="n">ds</span><span·class="o">.</span><span·class="n">resample</span><span·class="p">(</span><span·class="n">time</span><span·class="o">=</span><span·class="s2">"D"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">mean</span><span·class="p">(</span><span·class="s2">"time"</span><span·class="p">)</span>	990	<span·class="gp">In·[90]:·</span><span·class="n">ds_daily</span>·<span·class="o">=</span>·<span·class="n">ds</span><span·class="o">.</span><span·class="n">resample</span><span·class="p">(</span><span·class="n">time</span><span·class="o">=</span><span·class="s2">"D"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">mean</span><span·class="p">(</span><span·class="s2">"time"</span><span·class="p">)</span>
991	<span·class="go">KeyError:·"No·variable·named·'time'.·Variables·on·the·dataset·include·['foo',·'x',·'letters']"</span>	991	<span·class="go">KeyError:·"No·variable·named·'time'.·Variables·on·the·dataset·include·['foo',·'x',·'letters']"</span>


992	<span·class="gp">In·[91]:·</span><span·class="n">ds_weekly</span>·<span·class="o">=</span>·<span·class="n">ds</span><span·class="o">.</span><span·class="n">resample</span><span·class="p">(</span><span·class="n">time</span><span·class="o">=</span><span·class="s2">"W"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">mean</span><span·class="p">(</span><span·class="s2">"time"</span><span·class="p">)</span>	992	<span·class="gp">In·[91]:·</span><span·class="n">ds_weekly</span>·<span·class="o">=</span>·<span·class="n">ds</span><span·class="o">.</span><span·class="n">resample</span><span·class="p">(</span><span·class="n">time</span><span·class="o">=</span><span·class="s2">"W"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">mean</span><span·class="p">(</span><span·class="s2">"time"</span><span·class="p">)</span>
Offset 1054, 15 lines modified		Offset 1054, 15 lines modified
1054	<span·class="go">····└──·Group:·/b/B</span>	1054	<span·class="go">····└──·Group:·/b/B</span>
1055	</pre></div>	1055	</pre></div>
1056	</div>	1056	</div>
1057	<p>Now·we·have·a·valid·<code·class="xref·py·py-class·docutils·literal·notranslate"><span·class="pre">DataTree</span></code>·structure·which·contains·all·the·data·at·each·different·time·frequency,·stored·in·a·separate·group.</p>	1057	<p>Now·we·have·a·valid·<code·class="xref·py·py-class·docutils·literal·notranslate"><span·class="pre">DataTree</span></code>·structure·which·contains·all·the·data·at·each·different·time·frequency,·stored·in·a·separate·group.</p>
1058	<p>This·is·a·useful·way·to·organise·our·data·because·we·can·still·operate·on·all·the·groups·at·once.	1058	<p>This·is·a·useful·way·to·organise·our·data·because·we·can·still·operate·on·all·the·groups·at·once.
1059	For·example·we·can·extract·all·three·timeseries·at·a·specific·lat-lon·location:</p>	1059	For·example·we·can·extract·all·three·timeseries·at·a·specific·lat-lon·location:</p>
1060	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[100]:·</span><span·class="n">dt</span><span·class="o">.</span><span·class="n">sel</span><span·class="p">(</span><span·class="n">lat</span><span·class="o">=</span><span·class="mi">75</span><span·class="p">,</span>·<span·class="n">lon</span><span·class="o">=</span><span·class="mi">300</span><span·class="p">)</span>	1060	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[100]:·</span><span·class="n">dt</span><span·class="o">.</span><span·class="n">sel</span><span·class="p">(</span><span·class="n">lat</span><span·class="o">=</span><span·class="mi">75</span><span·class="p">,</span>·<span·class="n">lon</span><span·class="o">=</span><span·class="mi">300</span><span·class="p">)</span>
1061	<span·class="go">ValueError:·Dimensions·{'lat',·'lon'}·do·not·exist.·Expected·one·or·more·of·set()</span>	1061	<span·class="go">ValueError:·Dimensions·{'lon',·'lat'}·do·not·exist.·Expected·one·or·more·of·set()</span>
1062	</pre></div>	1062	</pre></div>
1063	</div>	1063	</div>
1064	<p>or·compute·the·standard·deviation·of·each·timeseries·to·find·out·how·it·varies·with·sampling·frequency:</p>	1064	<p>or·compute·the·standard·deviation·of·each·timeseries·to·find·out·how·it·varies·with·sampling·frequency:</p>
1065	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[101]:·</span><span·class="n">dt</span><span·class="o">.</span><span·class="n">std</span><span·class="p">(</span><span·class="n">dim</span><span·class="o">=</span><span·class="s2">"time"</span><span·class="p">)</span>	1065	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[101]:·</span><span·class="n">dt</span><span·class="o">.</span><span·class="n">std</span><span·class="p">(</span><span·class="n">dim</span><span·class="o">=</span><span·class="s2">"time"</span><span·class="p">)</span>
1066	<span·class="go">ValueError:·Dimension(s)·'time'·do·not·exist.·Expected·one·or·more·of·set()</span>	1066	<span·class="go">ValueError:·Dimension(s)·'time'·do·not·exist.·Expected·one·or·more·of·set()</span>
1067	</pre></div>	1067	</pre></div>
1068	</div>	1068	</div>
Offset 1128, 15 lines modified		Offset 1128, 15 lines modified
1128	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[107]:·</span><span·class="nb">print</span><span·class="p">(</span><span·class="n">dt</span><span·class="p">[</span><span·class="s2">"/daily"</span><span·class="p">])</span>	1128	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[107]:·</span><span·class="nb">print</span><span·class="p">(</span><span·class="n">dt</span><span·class="p">[</span><span·class="s2">"/daily"</span><span·class="p">])</span>
1129	<span·class="go">KeyError:·'Could·not·find·node·at·/daily'</span>	1129	<span·class="go">KeyError:·'Could·not·find·node·at·/daily'</span>
1130	</pre></div>	1130	</pre></div>
1131	</div>	1131	</div>
1132	<p>This·helps·to·differentiate·which·variables·are·defined·on·the·datatree·node·that·you·are·currently·looking·at,·and·which·were·defined·somewhere·above·it.</p>	1132	<p>This·helps·to·differentiate·which·variables·are·defined·on·the·datatree·node·that·you·are·currently·looking·at,·and·which·were·defined·somewhere·above·it.</p>
1133	<p>We·can·also·still·perform·all·the·same·operations·on·the·whole·tree:</p>	1133	<p>We·can·also·still·perform·all·the·same·operations·on·the·whole·tree:</p>
1134	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[108]:·</span><span·class="n">dt</span><span·class="o">.</span><span·class="n">sel</span><span·class="p">(</span><span·class="n">lat</span><span·class="o">=</span><span·class="p">[</span><span·class="mi">75</span><span·class="p">],</span>·<span·class="n">lon</span><span·class="o">=</span><span·class="p">[</span><span·class="mi">300</span><span·class="p">])</span>	1134	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[108]:·</span><span·class="n">dt</span><span·class="o">.</span><span·class="n">sel</span><span·class="p">(</span><span·class="n">lat</span><span·class="o">=</span><span·class="p">[</span><span·class="mi">75</span><span·class="p">],</span>·<span·class="n">lon</span><span·class="o">=</span><span·class="p">[</span><span·class="mi">300</span><span·class="p">])</span>
1135	<span·class="go">ValueError:·Dimensions·{'lat',·'lon'}·do·not·exist.·Expected·one·or·more·of·set()</span>	1135	<span·class="go">ValueError:·Dimensions·{'lon',·'lat'}·do·not·exist.·Expected·one·or·more·of·set()</span>


1136	<span·class="gp">In·[109]:·</span><span·class="n">dt</span><span·class="o">.</span><span·class="n">std</span><span·class="p">(</span><span·class="n">dim</span><span·class="o">=</span><span·class="s2">"time"</span><span·class="p">)</span>	1136	<span·class="gp">In·[109]:·</span><span·class="n">dt</span><span·class="o">.</span><span·class="n">std</span><span·class="p">(</span><span·class="n">dim</span><span·class="o">=</span><span·class="s2">"time"</span><span·class="p">)</span>
1137	<span·class="go">ValueError:·Dimension(s)·'time'·do·not·exist.·Expected·one·or·more·of·set()</span>	1137	<span·class="go">ValueError:·Dimension(s)·'time'·do·not·exist.·Expected·one·or·more·of·set()</span>
1138	</pre></div>	1138	</pre></div>
1139	</div>	1139	</div>
1140	</section>	1140	</section>


Offset 868, 15 lines modified		Offset 868, 15 lines modified
868	model·is·now·slightly·stricter.·This·allows·us·to·provide·features·like	868	model·is·now·slightly·stricter.·This·allows·us·to·provide·features·like
869	_\x8C_\x8o_\x8o_\x8r_\x8d_\x8i_\x8n_\x8a_\x8t_\x8e_\x8·_\x8I_\x8n_\x8h_\x8e_\x8r_\x8i_\x8t_\x8a_\x8n_\x8c_\x8e.	869	_\x8C_\x8o_\x8o_\x8r_\x8d_\x8i_\x8n_\x8a_\x8t_\x8e_\x8·_\x8I_\x8n_\x8h_\x8e_\x8r_\x8i_\x8t_\x8a_\x8n_\x8c_\x8e.
870	To·demonstrate,·let’s·first·generate·some·example·datasets·which·are·not	870	To·demonstrate,·let’s·first·generate·some·example·datasets·which·are·not
871	aligned·with·one·another:	871	aligned·with·one·another:
872	#·(drop·the·attributes·just·to·make·the·printed·representation·shorter)	872	#·(drop·the·attributes·just·to·make·the·printed·representation·shorter)
873	In·[89]:·ds·=·xr.tutorial.open_dataset("air_temperature").drop_attrs()	873	In·[89]:·ds·=·xr.tutorial.open_dataset("air_temperature").drop_attrs()
874	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not	874	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not
875	create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/	875	create·data·cache·folder·'/nonexistent/second-build/.cache/
876	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	876	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.


877	In·[90]:·ds_daily·=·ds.resample(time="D").mean("time")	877	In·[90]:·ds_daily·=·ds.resample(time="D").mean("time")
878	KeyError:·"No·variable·named·'time'.·Variables·on·the·dataset·include·['foo',	878	KeyError:·"No·variable·named·'time'.·Variables·on·the·dataset·include·['foo',
879	'x',·'letters']"	879	'x',·'letters']"

Offset 944, 15 lines modified		Offset 944, 15 lines modified
944	····└──·Group:·/b/B	944	····└──·Group:·/b/B
945	Now·we·have·a·valid·DataTree·structure·which·contains·all·the·data·at·each	945	Now·we·have·a·valid·DataTree·structure·which·contains·all·the·data·at·each
946	different·time·frequency,·stored·in·a·separate·group.	946	different·time·frequency,·stored·in·a·separate·group.
947	This·is·a·useful·way·to·organise·our·data·because·we·can·still·operate·on·all	947	This·is·a·useful·way·to·organise·our·data·because·we·can·still·operate·on·all
948	the·groups·at·once.·For·example·we·can·extract·all·three·timeseries·at·a	948	the·groups·at·once.·For·example·we·can·extract·all·three·timeseries·at·a
949	specific·lat-lon·location:	949	specific·lat-lon·location:
950	In·[100]:·dt.sel(lat=75,·lon=300)	950	In·[100]:·dt.sel(lat=75,·lon=300)
951	ValueError:·Dimensions·{'lat',·'lon'}·do·not·exist.·Expected·one·or·more·of·set	951	ValueError:·Dimensions·{'lon',·'lat'}·do·not·exist.·Expected·one·or·more·of·set
952	()	952	()
953	or·compute·the·standard·deviation·of·each·timeseries·to·find·out·how·it·varies	953	or·compute·the·standard·deviation·of·each·timeseries·to·find·out·how·it·varies
954	with·sampling·frequency:	954	with·sampling·frequency:
955	In·[101]:·dt.std(dim="time")	955	In·[101]:·dt.std(dim="time")
956	ValueError:·Dimension(s)·'time'·do·not·exist.·Expected·one·or·more·of·set()	956	ValueError:·Dimension(s)·'time'·do·not·exist.·Expected·one·or·more·of·set()
957	\x8\x8\x8\x8·C\x8Co\x8oo\x8or\x8rd\x8di\x8in\x8na\x8at\x8te\x8e·I\x8In\x8nh\x8he\x8er\x8ri\x8it\x8ta\x8an\x8nc\x8ce\x8e_\x8?\x8¶·\x8\x8\x8\x8	957	\x8\x8\x8\x8·C\x8Co\x8oo\x8or\x8rd\x8di\x8in\x8na\x8at\x8te\x8e·I\x8In\x8nh\x8he\x8er\x8ri\x8it\x8ta\x8an\x8nc\x8ce\x8e_\x8?\x8¶·\x8\x8\x8\x8
958	Notice·that·in·the·trees·we·constructed·above·there·is·some·redundancy·-·the	958	Notice·that·in·the·trees·we·constructed·above·there·is·some·redundancy·-·the
Offset 1016, 15 lines modified		Offset 1016, 15 lines modified
1016	coordinates,·but·explicitly·mark·them·as·such:	1016	coordinates,·but·explicitly·mark·them·as·such:
1017	In·[107]:·print(dt["/daily"])	1017	In·[107]:·print(dt["/daily"])
1018	KeyError:·'Could·not·find·node·at·/daily'	1018	KeyError:·'Could·not·find·node·at·/daily'
1019	This·helps·to·differentiate·which·variables·are·defined·on·the·datatree·node	1019	This·helps·to·differentiate·which·variables·are·defined·on·the·datatree·node
1020	that·you·are·currently·looking·at,·and·which·were·defined·somewhere·above·it.	1020	that·you·are·currently·looking·at,·and·which·were·defined·somewhere·above·it.
1021	We·can·also·still·perform·all·the·same·operations·on·the·whole·tree:	1021	We·can·also·still·perform·all·the·same·operations·on·the·whole·tree:
1022	In·[108]:·dt.sel(lat=[75],·lon=[300])	1022	In·[108]:·dt.sel(lat=[75],·lon=[300])
1023	ValueError:·Dimensions·{'lat',·'lon'}·do·not·exist.·Expected·one·or·more·of·set	1023	ValueError:·Dimensions·{'lon',·'lat'}·do·not·exist.·Expected·one·or·more·of·set
1024	()	1024	()


1025	In·[109]:·dt.std(dim="time")	1025	In·[109]:·dt.std(dim="time")
1026	ValueError:·Dimension(s)·'time'·do·not·exist.·Expected·one·or·more·of·set()	1026	ValueError:·Dimension(s)·'time'·do·not·exist.·Expected·one·or·more·of·set()
1027	_\x8[_\x8L_\x8o_\x8g_\x8o_\x8·_\x8o_\x8f_\x8·_\x8x_\x8a_\x8r_\x8r_\x8a_\x8y_\x8]	1027	_\x8[_\x8L_\x8o_\x8g_\x8o_\x8·_\x8o_\x8f_\x8·_\x8x_\x8a_\x8r_\x8r_\x8a_\x8y_\x8]
1028	\x8\x8\x8\x8\x8\x8·_\x8x\x8x_\x8a\x8a_\x8r\x8r_\x8r\x8r_\x8a\x8a_\x8y\x8y·\x8\x8\x8\x8\x8\x8	1028	\x8\x8\x8\x8\x8\x8·_\x8x\x8x_\x8a\x8a_\x8r\x8r_\x8r\x8r_\x8a\x8a_\x8y\x8y·\x8\x8\x8\x8\x8\x8


Offset 653, 15 lines modified		Offset 653, 15 lines modified
653	to·a·collection·specified·weather·station·latitudes·and·longitudes.	653	to·a·collection·specified·weather·station·latitudes·and·longitudes.
654	To·trigger·vectorized·indexing·behavior	654	To·trigger·vectorized·indexing·behavior
655	you·will·need·to·provide·the·selection·dimensions·with·a·new	655	you·will·need·to·provide·the·selection·dimensions·with·a·new
656	shared·output·dimension·name.·In·the·example·below,·the·selections	656	shared·output·dimension·name.·In·the·example·below,·the·selections
657	of·the·closest·latitude·and·longitude·are·renamed·to·an·output	657	of·the·closest·latitude·and·longitude·are·renamed·to·an·output
658	dimension·named·“points”:</p>	658	dimension·named·“points”:</p>
659	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[52]:·</span><span·class="n">ds</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">tutorial</span><span·class="o">.</span><span·class="n">open_dataset</span><span·class="p">(</span><span·class="s2">"air_temperature"</span><span·class="p">)</span>	659	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[52]:·</span><span·class="n">ds</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">tutorial</span><span·class="o">.</span><span·class="n">open_dataset</span><span·class="p">(</span><span·class="s2">"air_temperature"</span><span·class="p">)</span>
660	<span·class="go">PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.</span>	660	<span·class="go">PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/second-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.</span>


661	<span·class="go">#·Define·target·latitude·and·longitude·(where·weather·stations·might·be)</span>	661	<span·class="go">#·Define·target·latitude·and·longitude·(where·weather·stations·might·be)</span>
662	<span·class="gp">In·[53]:·</span><span·class="n">target_lon</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">DataArray</span><span·class="p">([</span><span·class="mi">200</span><span·class="p">,</span>·<span·class="mi">201</span><span·class="p">,</span>·<span·class="mi">202</span><span·class="p">,</span>·<span·class="mi">205</span><span·class="p">],</span>·<span·class="n">dims</span><span·class="o">=</span><span·class="s2">"points"</span><span·class="p">)</span>	662	<span·class="gp">In·[53]:·</span><span·class="n">target_lon</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">DataArray</span><span·class="p">([</span><span·class="mi">200</span><span·class="p">,</span>·<span·class="mi">201</span><span·class="p">,</span>·<span·class="mi">202</span><span·class="p">,</span>·<span·class="mi">205</span><span·class="p">],</span>·<span·class="n">dims</span><span·class="o">=</span><span·class="s2">"points"</span><span·class="p">)</span>

663	<span·class="gp">In·[54]:·</span><span·class="n">target_lat</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">DataArray</span><span·class="p">([</span><span·class="mi">31</span><span·class="p">,</span>·<span·class="mi">41</span><span·class="p">,</span>·<span·class="mi">42</span><span·class="p">,</span>·<span·class="mi">42</span><span·class="p">],</span>·<span·class="n">dims</span><span·class="o">=</span><span·class="s2">"points"</span><span·class="p">)</span>	663	<span·class="gp">In·[54]:·</span><span·class="n">target_lat</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">DataArray</span><span·class="p">([</span><span·class="mi">31</span><span·class="p">,</span>·<span·class="mi">41</span><span·class="p">,</span>·<span·class="mi">42</span><span·class="p">,</span>·<span·class="mi">42</span><span·class="p">],</span>·<span·class="n">dims</span><span·class="o">=</span><span·class="s2">"points"</span><span·class="p">)</span>

Offset 697, 15 lines modified		Offset 697, 15 lines modified
697	</div>	697	</div>
698	</section>	698	</section>
699	<section·id="assigning-values-with-indexing">	699	<section·id="assigning-values-with-indexing">
700	<span·id="assigning-values"></span><h2>Assigning·values·with·indexing<a·class="headerlink"·href="#assigning-values-with-indexing"·title="Link·to·this·heading">¶</a></h2>	700	<span·id="assigning-values"></span><h2>Assigning·values·with·indexing<a·class="headerlink"·href="#assigning-values-with-indexing"·title="Link·to·this·heading">¶</a></h2>
701	<p>To·select·and·assign·values·to·a·portion·of·a·<code·class="xref·py·py-meth·docutils·literal·notranslate"><span·class="pre">DataArray()</span></code>·you	701	<p>To·select·and·assign·values·to·a·portion·of·a·<code·class="xref·py·py-meth·docutils·literal·notranslate"><span·class="pre">DataArray()</span></code>·you
702	can·use·indexing·with·<code·class="docutils·literal·notranslate"><span·class="pre">.loc</span></code>·:</p>	702	can·use·indexing·with·<code·class="docutils·literal·notranslate"><span·class="pre">.loc</span></code>·:</p>
703	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[57]:·</span><span·class="n">ds</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">tutorial</span><span·class="o">.</span><span·class="n">open_dataset</span><span·class="p">(</span><span·class="s2">"air_temperature"</span><span·class="p">)</span>	703	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[57]:·</span><span·class="n">ds</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">tutorial</span><span·class="o">.</span><span·class="n">open_dataset</span><span·class="p">(</span><span·class="s2">"air_temperature"</span><span·class="p">)</span>
704	<span·class="go">PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.</span>	704	<span·class="go">PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/second-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.</span>


705	<span·class="go">#·add·an·empty·2D·dataarray</span>	705	<span·class="go">#·add·an·empty·2D·dataarray</span>
706	<span·class="gp">In·[58]:·</span><span·class="n">ds</span><span·class="p">[</span><span·class="s2">"empty"</span><span·class="p">]</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">full_like</span><span·class="p">(</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">air</span><span·class="o">.</span><span·class="n">mean</span><span·class="p">(</span><span·class="s2">"time"</span><span·class="p">),</span>·<span·class="n">fill_value</span><span·class="o">=</span><span·class="mi">0</span><span·class="p">)</span>	706	<span·class="gp">In·[58]:·</span><span·class="n">ds</span><span·class="p">[</span><span·class="s2">"empty"</span><span·class="p">]</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">full_like</span><span·class="p">(</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">air</span><span·class="o">.</span><span·class="n">mean</span><span·class="p">(</span><span·class="s2">"time"</span><span·class="p">),</span>·<span·class="n">fill_value</span><span·class="o">=</span><span·class="mi">0</span><span·class="p">)</span>
707	<span·class="go">AttributeError:·'Dataset'·object·has·no·attribute·'air'</span>	707	<span·class="go">AttributeError:·'Dataset'·object·has·no·attribute·'air'</span>


Offset 869, 15 lines modified		Offset 869, 15 lines modified
869	</div>	869	</div>
870	</div>	870	</div>
871	<p>You·can·also·assign·values·to·all·variables·of·a·<code·class="xref·py·py-class·docutils·literal·notranslate"><span·class="pre">Dataset</span></code>·at·once:</p>	871	<p>You·can·also·assign·values·to·all·variables·of·a·<code·class="xref·py·py-class·docutils·literal·notranslate"><span·class="pre">Dataset</span></code>·at·once:</p>
872	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[83]:·</span><span·class="n">ds_org</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">tutorial</span><span·class="o">.</span><span·class="n">open_dataset</span><span·class="p">(</span><span·class="s2">"eraint_uvz"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">isel</span><span·class="p">(</span>	872	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[83]:·</span><span·class="n">ds_org</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">tutorial</span><span·class="o">.</span><span·class="n">open_dataset</span><span·class="p">(</span><span·class="s2">"eraint_uvz"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">isel</span><span·class="p">(</span>
873	<span·class="gp">···....:·</span>····<span·class="n">latitude</span><span·class="o">=</span><span·class="nb">slice</span><span·class="p">(</span><span·class="mi">56</span><span·class="p">,</span>·<span·class="mi">59</span><span·class="p">),</span>·<span·class="n">longitude</span><span·class="o">=</span><span·class="nb">slice</span><span·class="p">(</span><span·class="mi">255</span><span·class="p">,</span>·<span·class="mi">258</span><span·class="p">),</span>·<span·class="n">level</span><span·class="o">=</span><span·class="mi">0</span>	873	<span·class="gp">···....:·</span>····<span·class="n">latitude</span><span·class="o">=</span><span·class="nb">slice</span><span·class="p">(</span><span·class="mi">56</span><span·class="p">,</span>·<span·class="mi">59</span><span·class="p">),</span>·<span·class="n">longitude</span><span·class="o">=</span><span·class="nb">slice</span><span·class="p">(</span><span·class="mi">255</span><span·class="p">,</span>·<span·class="mi">258</span><span·class="p">),</span>·<span·class="n">level</span><span·class="o">=</span><span·class="mi">0</span>
874	<span·class="gp">···....:·</span><span·class="p">)</span>	874	<span·class="gp">···....:·</span><span·class="p">)</span>
875	<span·class="gp">···....:·</span>	875	<span·class="gp">···....:·</span>
876	<span·class="go">PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.</span>	876	<span·class="go">PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/second-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.</span>


877	<span·class="go">#·set·all·values·to·0</span>	877	<span·class="go">#·set·all·values·to·0</span>
878	<span·class="gp">In·[84]:·</span><span·class="n">ds</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">zeros_like</span><span·class="p">(</span><span·class="n">ds_org</span><span·class="p">)</span>	878	<span·class="gp">In·[84]:·</span><span·class="n">ds</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">zeros_like</span><span·class="p">(</span><span·class="n">ds_org</span><span·class="p">)</span>
879	<span·class="go">NameError:·name·'ds_org'·is·not·defined</span>	879	<span·class="go">NameError:·name·'ds_org'·is·not·defined</span>


Offset 474, 15 lines modified		Offset 474, 15 lines modified
474	collection·specified·weather·station·latitudes·and·longitudes.·To·trigger	474	collection·specified·weather·station·latitudes·and·longitudes.·To·trigger
475	vectorized·indexing·behavior·you·will·need·to·provide·the·selection·dimensions	475	vectorized·indexing·behavior·you·will·need·to·provide·the·selection·dimensions
476	with·a·new·shared·output·dimension·name.·In·the·example·below,·the·selections	476	with·a·new·shared·output·dimension·name.·In·the·example·below,·the·selections
477	of·the·closest·latitude·and·longitude·are·renamed·to·an·output·dimension·named	477	of·the·closest·latitude·and·longitude·are·renamed·to·an·output·dimension·named
478	“points”:	478	“points”:
479	In·[52]:·ds·=·xr.tutorial.open_dataset("air_temperature")	479	In·[52]:·ds·=·xr.tutorial.open_dataset("air_temperature")
480	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not	480	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not
481	create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/	481	create·data·cache·folder·'/nonexistent/second-build/.cache/
482	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	482	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.


483	#·Define·target·latitude·and·longitude·(where·weather·stations·might·be)	483	#·Define·target·latitude·and·longitude·(where·weather·stations·might·be)
484	In·[53]:·target_lon·=·xr.DataArray([200,·201,·202,·205],·dims="points")	484	In·[53]:·target_lon·=·xr.DataArray([200,·201,·202,·205],·dims="points")

485	In·[54]:·target_lat·=·xr.DataArray([31,·41,·42,·42],·dims="points")	485	In·[54]:·target_lat·=·xr.DataArray([31,·41,·42,·42],·dims="points")
Offset 513, 15 lines modified		Offset 513, 15 lines modified
513	selected·subpart·of·the·target·array·(except·for·the·explicitly·indexed	513	selected·subpart·of·the·target·array·(except·for·the·explicitly·indexed
514	dimensions·with·.loc/.sel).·Otherwise,·IndexError·will·be·raised.	514	dimensions·with·.loc/.sel).·Otherwise,·IndexError·will·be·raised.
515	\x8\x8\x8\x8\x8·A\x8As\x8ss\x8si\x8ig\x8gn\x8ni\x8in\x8ng\x8g·v\x8va\x8al\x8lu\x8ue\x8es\x8s·w\x8wi\x8it\x8th\x8h·i\x8in\x8nd\x8de\x8ex\x8xi\x8in\x8ng\x8g_\x8?\x8¶·\x8\x8\x8\x8\x8	515	\x8\x8\x8\x8\x8·A\x8As\x8ss\x8si\x8ig\x8gn\x8ni\x8in\x8ng\x8g·v\x8va\x8al\x8lu\x8ue\x8es\x8s·w\x8wi\x8it\x8th\x8h·i\x8in\x8nd\x8de\x8ex\x8xi\x8in\x8ng\x8g_\x8?\x8¶·\x8\x8\x8\x8\x8
516	To·select·and·assign·values·to·a·portion·of·a·DataArray()·you·can·use·indexing	516	To·select·and·assign·values·to·a·portion·of·a·DataArray()·you·can·use·indexing
517	with·.loc·:	517	with·.loc·:
518	In·[57]:·ds·=·xr.tutorial.open_dataset("air_temperature")	518	In·[57]:·ds·=·xr.tutorial.open_dataset("air_temperature")
519	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not	519	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not
520	create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/	520	create·data·cache·folder·'/nonexistent/second-build/.cache/
521	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	521	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.


522	#·add·an·empty·2D·dataarray	522	#·add·an·empty·2D·dataarray
523	In·[58]:·ds["empty"]·=·xr.full_like(ds.air.mean("time"),·fill_value=0)	523	In·[58]:·ds["empty"]·=·xr.full_like(ds.air.mean("time"),·fill_value=0)
524	AttributeError:·'Dataset'·object·has·no·attribute·'air'	524	AttributeError:·'Dataset'·object·has·no·attribute·'air'

Offset 673, 15 lines modified		Offset 673, 15 lines modified
673	Dimensions·without·coordinates:·x	673	Dimensions·without·coordinates:·x
674	You·can·also·assign·values·to·all·variables·of·a·Dataset·at·once:	674	You·can·also·assign·values·to·all·variables·of·a·Dataset·at·once:
675	In·[83]:·ds_org·=·xr.tutorial.open_dataset("eraint_uvz").isel(	675	In·[83]:·ds_org·=·xr.tutorial.open_dataset("eraint_uvz").isel(
676	···....:·····latitude=slice(56,·59),·longitude=slice(255,·258),·level=0	676	···....:·····latitude=slice(56,·59),·longitude=slice(255,·258),·level=0
677	···....:·)	677	···....:·)
678	···....:	678	···....:
679	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not	679	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not
680	create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/	680	create·data·cache·folder·'/nonexistent/second-build/.cache/
681	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	681	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.


682	#·set·all·values·to·0	682	#·set·all·values·to·0
683	In·[84]:·ds·=·xr.zeros_like(ds_org)	683	In·[84]:·ds·=·xr.zeros_like(ds_org)
684	NameError:·name·'ds_org'·is·not·defined	684	NameError:·name·'ds_org'·is·not·defined


Offset 237, 24 lines modified		Offset 237, 24 lines modified
237	<span·class="gp">···....:·</span>····<span·class="n">np</span><span·class="o">.</span><span·class="n">sin</span><span·class="p">(</span><span·class="n">np</span><span·class="o">.</span><span·class="n">linspace</span><span·class="p">(</span><span·class="mi">0</span><span·class="p">,</span>·<span·class="mi">2</span>·<span·class="o">*</span>·<span·class="n">np</span><span·class="o">.</span><span·class="n">pi</span><span·class="p">,</span>·<span·class="mi">10</span><span·class="p">)),</span>	237	<span·class="gp">···....:·</span>····<span·class="n">np</span><span·class="o">.</span><span·class="n">sin</span><span·class="p">(</span><span·class="n">np</span><span·class="o">.</span><span·class="n">linspace</span><span·class="p">(</span><span·class="mi">0</span><span·class="p">,</span>·<span·class="mi">2</span>·<span·class="o">*</span>·<span·class="n">np</span><span·class="o">.</span><span·class="n">pi</span><span·class="p">,</span>·<span·class="mi">10</span><span·class="p">)),</span>
238	<span·class="gp">···....:·</span>····<span·class="n">dims</span><span·class="o">=</span><span·class="s2">"x"</span><span·class="p">,</span>	238	<span·class="gp">···....:·</span>····<span·class="n">dims</span><span·class="o">=</span><span·class="s2">"x"</span><span·class="p">,</span>
239	<span·class="gp">···....:·</span>····<span·class="n">coords</span><span·class="o">=</span><span·class="p">{</span><span·class="s2">"x"</span><span·class="p">:</span>·<span·class="n">np</span><span·class="o">.</span><span·class="n">linspace</span><span·class="p">(</span><span·class="mi">0</span><span·class="p">,</span>·<span·class="mi">1</span><span·class="p">,</span>·<span·class="mi">10</span><span·class="p">)},</span>	239	<span·class="gp">···....:·</span>····<span·class="n">coords</span><span·class="o">=</span><span·class="p">{</span><span·class="s2">"x"</span><span·class="p">:</span>·<span·class="n">np</span><span·class="o">.</span><span·class="n">linspace</span><span·class="p">(</span><span·class="mi">0</span><span·class="p">,</span>·<span·class="mi">1</span><span·class="p">,</span>·<span·class="mi">10</span><span·class="p">)},</span>
240	<span·class="gp">···....:·</span><span·class="p">)</span>	240	<span·class="gp">···....:·</span><span·class="p">)</span>
241	<span·class="gp">···....:·</span>	241	<span·class="gp">···....:·</span>

242	<span·class="gp">In·[17]:·</span><span·class="n">da</span><span·class="o">.</span><span·class="n">plot</span><span·class="o">.</span><span·class="n">line</span><span·class="p">(</span><span·class="s2">"o"</span><span·class="p">,</span>·<span·class="n">label</span><span·class="o">=</span><span·class="s2">"original"</span><span·class="p">)</span>	242	<span·class="gp">In·[17]:·</span><span·class="n">da</span><span·class="o">.</span><span·class="n">plot</span><span·class="o">.</span><span·class="n">line</span><span·class="p">(</span><span·class="s2">"o"</span><span·class="p">,</span>·<span·class="n">label</span><span·class="o">=</span><span·class="s2">"original"</span><span·class="p">)</span>
243	<span·class="gh">Out[17]:·</span><span·class="go">[<matplotlib.lines.Line2D·at·0xe~~3001~~450>]</span>	243	<span·class="gh">Out[17]:·</span><span·class="go">[<matplotlib.lines.Line2D·at·0xe2adf450>]</span>

244	<span·class="gp">In·[18]:·</span><span·class="n">da</span><span·class="o">.</span><span·class="n">interp</span><span·class="p">(</span><span·class="n">x</span><span·class="o">=</span><span·class="n">np</span><span·class="o">.</span><span·class="n">linspace</span><span·class="p">(</span><span·class="mi">0</span><span·class="p">,</span>·<span·class="mi">1</span><span·class="p">,</span>·<span·class="mi">100</span><span·class="p">))</span><span·class="o">.</span><span·class="n">plot</span><span·class="o">.</span><span·class="n">line</span><span·class="p">(</span><span·class="n">label</span><span·class="o">=</span><span·class="s2">"linear·(default)"</span><span·class="p">)</span>	244	<span·class="gp">In·[18]:·</span><span·class="n">da</span><span·class="o">.</span><span·class="n">interp</span><span·class="p">(</span><span·class="n">x</span><span·class="o">=</span><span·class="n">np</span><span·class="o">.</span><span·class="n">linspace</span><span·class="p">(</span><span·class="mi">0</span><span·class="p">,</span>·<span·class="mi">1</span><span·class="p">,</span>·<span·class="mi">100</span><span·class="p">))</span><span·class="o">.</span><span·class="n">plot</span><span·class="o">.</span><span·class="n">line</span><span·class="p">(</span><span·class="n">label</span><span·class="o">=</span><span·class="s2">"linear·(default)"</span><span·class="p">)</span>
245	<span·class="gh">Out[18]:·</span><span·class="go">[<matplotlib.lines.Line2D·at·0xe~~308b~~ea0>]</span>	245	<span·class="gh">Out[18]:·</span><span·class="go">[<matplotlib.lines.Line2D·at·0xe2b69ea0>]</span>

246	<span·class="gp">In·[19]:·</span><span·class="n">da</span><span·class="o">.</span><span·class="n">interp</span><span·class="p">(</span><span·class="n">x</span><span·class="o">=</span><span·class="n">np</span><span·class="o">.</span><span·class="n">linspace</span><span·class="p">(</span><span·class="mi">0</span><span·class="p">,</span>·<span·class="mi">1</span><span·class="p">,</span>·<span·class="mi">100</span><span·class="p">),</span>·<span·class="n">method</span><span·class="o">=</span><span·class="s2">"cubic"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">plot</span><span·class="o">.</span><span·class="n">line</span><span·class="p">(</span><span·class="n">label</span><span·class="o">=</span><span·class="s2">"cubic"</span><span·class="p">)</span>	246	<span·class="gp">In·[19]:·</span><span·class="n">da</span><span·class="o">.</span><span·class="n">interp</span><span·class="p">(</span><span·class="n">x</span><span·class="o">=</span><span·class="n">np</span><span·class="o">.</span><span·class="n">linspace</span><span·class="p">(</span><span·class="mi">0</span><span·class="p">,</span>·<span·class="mi">1</span><span·class="p">,</span>·<span·class="mi">100</span><span·class="p">),</span>·<span·class="n">method</span><span·class="o">=</span><span·class="s2">"cubic"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">plot</span><span·class="o">.</span><span·class="n">line</span><span·class="p">(</span><span·class="n">label</span><span·class="o">=</span><span·class="s2">"cubic"</span><span·class="p">)</span>
247	<span·class="gh">Out[19]:·</span><span·class="go">[<matplotlib.lines.Line2D·at·0xe8535190>]</span>	247	<span·class="gh">Out[19]:·</span><span·class="go">[<matplotlib.lines.Line2D·at·0xea031190>]</span>

248	<span·class="gp">In·[20]:·</span><span·class="n">plt</span><span·class="o">.</span><span·class="n">legend</span><span·class="p">()</span>	248	<span·class="gp">In·[20]:·</span><span·class="n">plt</span><span·class="o">.</span><span·class="n">legend</span><span·class="p">()</span>
249	<span·class="gh">Out[20]:·</span><span·class="go"><matplotlib.legend.Legend·at·0xe~~8531~~e90></span>	249	<span·class="gh">Out[20]:·</span><span·class="go"><matplotlib.legend.Legend·at·0xea02de90></span>
250	</pre></div>	250	</pre></div>
251	</div>	251	</div>
252	<a·class="reference·internal·image-reference"·href="_build/html/_static/interpolation_sample1.png"><img·alt="_build/html/_static/interpolation_sample1.png"·src="_build/html/_static/interpolation_sample1.png"·style="width:·4in;"·/>	252	<a·class="reference·internal·image-reference"·href="_build/html/_static/interpolation_sample1.png"><img·alt="_build/html/_static/interpolation_sample1.png"·src="_build/html/_static/interpolation_sample1.png"·style="width:·4in;"·/>
253	</a>	253	</a>
254	<p>Additional·keyword·arguments·can·be·passed·to·scipy’s·functions.</p>	254	<p>Additional·keyword·arguments·can·be·passed·to·scipy’s·functions.</p>
255	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="go">#·fill·0·for·the·outside·of·the·original·coordinates.</span>	255	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="go">#·fill·0·for·the·outside·of·the·original·coordinates.</span>
256	<span·class="gp">In·[21]:·</span><span·class="n">da</span><span·class="o">.</span><span·class="n">interp</span><span·class="p">(</span><span·class="n">x</span><span·class="o">=</span><span·class="n">np</span><span·class="o">.</span><span·class="n">linspace</span><span·class="p">(</span><span·class="o">-</span><span·class="mf">0.5</span><span·class="p">,</span>·<span·class="mf">1.5</span><span·class="p">,</span>·<span·class="mi">10</span><span·class="p">),</span>·<span·class="n">kwargs</span><span·class="o">=</span><span·class="p">{</span><span·class="s2">"fill_value"</span><span·class="p">:</span>·<span·class="mf">0.0</span><span·class="p">})</span>	256	<span·class="gp">In·[21]:·</span><span·class="n">da</span><span·class="o">.</span><span·class="n">interp</span><span·class="p">(</span><span·class="n">x</span><span·class="o">=</span><span·class="n">np</span><span·class="o">.</span><span·class="n">linspace</span><span·class="p">(</span><span·class="o">-</span><span·class="mf">0.5</span><span·class="p">,</span>·<span·class="mf">1.5</span><span·class="p">,</span>·<span·class="mi">10</span><span·class="p">),</span>·<span·class="n">kwargs</span><span·class="o">=</span><span·class="p">{</span><span·class="s2">"fill_value"</span><span·class="p">:</span>·<span·class="mf">0.0</span><span·class="p">})</span>
Offset 439, 15 lines modified		Offset 439, 15 lines modified
439	see·<a·class="reference·internal"·href="computation.html#missing-values"><span·class="std·std-ref">Missing·values</span></a>.</p>	439	see·<a·class="reference·internal"·href="computation.html#missing-values"><span·class="std·std-ref">Missing·values</span></a>.</p>
440	</section>	440	</section>
441	<section·id="example">	441	<section·id="example">
442	<h2>Example<a·class="headerlink"·href="#example"·title="Link·to·this·heading">¶</a></h2>	442	<h2>Example<a·class="headerlink"·href="#example"·title="Link·to·this·heading">¶</a></h2>
443	<p>Let’s·see·how·<code·class="xref·py·py-meth·docutils·literal·notranslate"><span·class="pre">interp()</span></code>·works·on·real·data.</p>	443	<p>Let’s·see·how·<code·class="xref·py·py-meth·docutils·literal·notranslate"><span·class="pre">interp()</span></code>·works·on·real·data.</p>
444	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="go">#·Raw·data</span>	444	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="go">#·Raw·data</span>
445	<span·class="gp">In·[44]:·</span><span·class="n">ds</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">tutorial</span><span·class="o">.</span><span·class="n">open_dataset</span><span·class="p">(</span><span·class="s2">"air_temperature"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">isel</span><span·class="p">(</span><span·class="n">time</span><span·class="o">=</span><span·class="mi">0</span><span·class="p">)</span>	445	<span·class="gp">In·[44]:·</span><span·class="n">ds</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">tutorial</span><span·class="o">.</span><span·class="n">open_dataset</span><span·class="p">(</span><span·class="s2">"air_temperature"</span><span·class="p">)</span><span·class="o">.</span><span·class="n">isel</span><span·class="p">(</span><span·class="n">time</span><span·class="o">=</span><span·class="mi">0</span><span·class="p">)</span>
446	<span·class="go">PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.</span>	446	<span·class="go">PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/second-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.</span>


447	<span·class="gp">In·[45]:·</span><span·class="n">fig</span><span·class="p">,</span>·<span·class="n">axes</span>·<span·class="o">=</span>·<span·class="n">plt</span><span·class="o">.</span><span·class="n">subplots</span><span·class="p">(</span><span·class="n">ncols</span><span·class="o">=</span><span·class="mi">2</span><span·class="p">,</span>·<span·class="n">figsize</span><span·class="o">=</span><span·class="p">(</span><span·class="mi">10</span><span·class="p">,</span>·<span·class="mi">4</span><span·class="p">))</span>	447	<span·class="gp">In·[45]:·</span><span·class="n">fig</span><span·class="p">,</span>·<span·class="n">axes</span>·<span·class="o">=</span>·<span·class="n">plt</span><span·class="o">.</span><span·class="n">subplots</span><span·class="p">(</span><span·class="n">ncols</span><span·class="o">=</span><span·class="mi">2</span><span·class="p">,</span>·<span·class="n">figsize</span><span·class="o">=</span><span·class="p">(</span><span·class="mi">10</span><span·class="p">,</span>·<span·class="mi">4</span><span·class="p">))</span>

448	<span·class="gp">In·[46]:·</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">air</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">(</span><span·class="n">ax</span><span·class="o">=</span><span·class="n">axes</span><span·class="p">[</span><span·class="mi">0</span><span·class="p">])</span>	448	<span·class="gp">In·[46]:·</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">air</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">(</span><span·class="n">ax</span><span·class="o">=</span><span·class="n">axes</span><span·class="p">[</span><span·class="mi">0</span><span·class="p">])</span>
449	<span·class="go">AttributeError:·'Dataset'·object·has·no·attribute·'air'</span>	449	<span·class="go">AttributeError:·'Dataset'·object·has·no·attribute·'air'</span>

Offset 511, 15 lines modified		Offset 511, 15 lines modified
511	<span·class="gp">···....:·</span>····<span·class="n">axes</span><span·class="p">[</span><span·class="mi">0</span><span·class="p">]</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">(</span><span·class="o">*</span><span·class="n">xr</span><span·class="o">.</span><span·class="n">broadcast</span><span·class="p">(</span><span·class="n">lon</span><span·class="o">.</span><span·class="n">isel</span><span·class="p">(</span><span·class="n">z</span><span·class="o">=</span><span·class="n">idx</span><span·class="p">),</span>·<span·class="n">lat</span><span·class="o">.</span><span·class="n">isel</span><span·class="p">(</span><span·class="n">z</span><span·class="o">=</span><span·class="n">idx</span><span·class="p">)),</span>·<span·class="s2">"--k"</span><span·class="p">)</span>	511	<span·class="gp">···....:·</span>····<span·class="n">axes</span><span·class="p">[</span><span·class="mi">0</span><span·class="p">]</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">(</span><span·class="o">*</span><span·class="n">xr</span><span·class="o">.</span><span·class="n">broadcast</span><span·class="p">(</span><span·class="n">lon</span><span·class="o">.</span><span·class="n">isel</span><span·class="p">(</span><span·class="n">z</span><span·class="o">=</span><span·class="n">idx</span><span·class="p">),</span>·<span·class="n">lat</span><span·class="o">.</span><span·class="n">isel</span><span·class="p">(</span><span·class="n">z</span><span·class="o">=</span><span·class="n">idx</span><span·class="p">)),</span>·<span·class="s2">"--k"</span><span·class="p">)</span>
512	<span·class="gp">···....:·</span>	512	<span·class="gp">···....:·</span>

513	<span·class="gp">In·[61]:·</span><span·class="n">axes</span><span·class="p">[</span><span·class="mi">0</span><span·class="p">]</span><span·class="o">.</span><span·class="n">set_title</span><span·class="p">(</span><span·class="s2">"Raw·data"</span><span·class="p">)</span>	513	<span·class="gp">In·[61]:·</span><span·class="n">axes</span><span·class="p">[</span><span·class="mi">0</span><span·class="p">]</span><span·class="o">.</span><span·class="n">set_title</span><span·class="p">(</span><span·class="s2">"Raw·data"</span><span·class="p">)</span>
514	<span·class="gh">Out[61]:·</span><span·class="go">Text(0.5,·1.0,·'Raw·data')</span>	514	<span·class="gh">Out[61]:·</span><span·class="go">Text(0.5,·1.0,·'Raw·data')</span>

515	<span·class="gp">In·[62]:·</span><span·class="n">dsi</span>·<span·class="o">=</span>·<span·class="n">ds</span><span·class="o">.</span><span·class="n">interp</span><span·class="p">(</span><span·class="n">lon</span><span·class="o">=</span><span·class="n">lon</span><span·class="p">,</span>·<span·class="n">lat</span><span·class="o">=</span><span·class="n">lat</span><span·class="p">)</span>	515	<span·class="gp">In·[62]:·</span><span·class="n">dsi</span>·<span·class="o">=</span>·<span·class="n">ds</span><span·class="o">.</span><span·class="n">interp</span><span·class="p">(</span><span·class="n">lon</span><span·class="o">=</span><span·class="n">lon</span><span·class="p">,</span>·<span·class="n">lat</span><span·class="o">=</span><span·class="n">lat</span><span·class="p">)</span>
516	<span·class="go">ValueError:·Dimensions·{'lat',·'lon'}·do·not·exist.·Expected·one·or·more·of·FrozenMappingWarningOnValuesAccess({'x':·3,·'y':·4})</span>	516	<span·class="go">ValueError:·Dimensions·{'lon',·'lat'}·do·not·exist.·Expected·one·or·more·of·FrozenMappingWarningOnValuesAccess({'x':·3,·'y':·4})</span>


517	<span·class="gp">In·[63]:·</span><span·class="n">dsi</span><span·class="o">.</span><span·class="n">air</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">(</span><span·class="n">ax</span><span·class="o">=</span><span·class="n">axes</span><span·class="p">[</span><span·class="mi">1</span><span·class="p">])</span>	517	<span·class="gp">In·[63]:·</span><span·class="n">dsi</span><span·class="o">.</span><span·class="n">air</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">(</span><span·class="n">ax</span><span·class="o">=</span><span·class="n">axes</span><span·class="p">[</span><span·class="mi">1</span><span·class="p">])</span>
518	<span·class="go">NameError:·name·'dsi'·is·not·defined</span>	518	<span·class="go">NameError:·name·'dsi'·is·not·defined</span>


519	<span·class="gp">In·[64]:·</span><span·class="n">axes</span><span·class="p">[</span><span·class="mi">1</span><span·class="p">]</span><span·class="o">.</span><span·class="n">set_title</span><span·class="p">(</span><span·class="s2">"Remapped·data"</span><span·class="p">)</span>	519	<span·class="gp">In·[64]:·</span><span·class="n">axes</span><span·class="p">[</span><span·class="mi">1</span><span·class="p">]</span><span·class="o">.</span><span·class="n">set_title</span><span·class="p">(</span><span·class="s2">"Remapped·data"</span><span·class="p">)</span>


Offset 154, 26 lines modified		Offset 154, 26 lines modified
154	···....:·····np.sin(np.linspace(0,·2·*·np.pi,·10)),	154	···....:·····np.sin(np.linspace(0,·2·*·np.pi,·10)),
155	···....:·····dims="x",	155	···....:·····dims="x",
156	···....:·····coords={"x":·np.linspace(0,·1,·10)},	156	···....:·····coords={"x":·np.linspace(0,·1,·10)},
157	···....:·)	157	···....:·)
158	···....:	158	···....:

159	In·[17]:·da.plot.line("o",·label="original")	159	In·[17]:·da.plot.line("o",·label="original")
160	Out[17]:·[<matplotlib.lines.Line2D·at·0xe~~3001~~450>]	160	Out[17]:·[<matplotlib.lines.Line2D·at·0xe2adf450>]

161	In·[18]:·da.interp(x=np.linspace(0,·1,·100)).plot.line(label="linear	161	In·[18]:·da.interp(x=np.linspace(0,·1,·100)).plot.line(label="linear
162	(default)")	162	(default)")
163	Out[18]:·[<matplotlib.lines.Line2D·at·0xe~~308b~~ea0>]	163	Out[18]:·[<matplotlib.lines.Line2D·at·0xe2b69ea0>]

164	In·[19]:·da.interp(x=np.linspace(0,·1,·100),·method="cubic").plot.line	164	In·[19]:·da.interp(x=np.linspace(0,·1,·100),·method="cubic").plot.line
165	(label="cubic")	165	(label="cubic")
166	Out[19]:·[<matplotlib.lines.Line2D·at·0xe8535190>]	166	Out[19]:·[<matplotlib.lines.Line2D·at·0xea031190>]

167	In·[20]:·plt.legend()	167	In·[20]:·plt.legend()
168	Out[20]:·<matplotlib.legend.Legend·at·0xe~~8531~~e90>	168	Out[20]:·<matplotlib.legend.Legend·at·0xea02de90>
169	_\x8[_\x8__\x8b_\x8u_\x8i_\x8l_\x8d_\x8/_\x8h_\x8t_\x8m_\x8l_\x8/_\x8__\x8s_\x8t_\x8a_\x8t_\x8i_\x8c_\x8/_\x8i_\x8n_\x8t_\x8e_\x8r_\x8p_\x8o_\x8l_\x8a_\x8t_\x8i_\x8o_\x8n_\x8__\x8s_\x8a_\x8m_\x8p_\x8l_\x8e_\x81_\x8._\x8p_\x8n_\x8g_\x8]	169	_\x8[_\x8__\x8b_\x8u_\x8i_\x8l_\x8d_\x8/_\x8h_\x8t_\x8m_\x8l_\x8/_\x8__\x8s_\x8t_\x8a_\x8t_\x8i_\x8c_\x8/_\x8i_\x8n_\x8t_\x8e_\x8r_\x8p_\x8o_\x8l_\x8a_\x8t_\x8i_\x8o_\x8n_\x8__\x8s_\x8a_\x8m_\x8p_\x8l_\x8e_\x81_\x8._\x8p_\x8n_\x8g_\x8]
170	Additional·keyword·arguments·can·be·passed·to·scipy’s·functions.	170	Additional·keyword·arguments·can·be·passed·to·scipy’s·functions.
171	#·fill·0·for·the·outside·of·the·original·coordinates.	171	#·fill·0·for·the·outside·of·the·original·coordinates.
172	In·[21]:·da.interp(x=np.linspace(-0.5,·1.5,·10),·kwargs={"fill_value":·0.0})	172	In·[21]:·da.interp(x=np.linspace(-0.5,·1.5,·10),·kwargs={"fill_value":·0.0})
173	Out[21]:	173	Out[21]:
174	<xarray.DataArray·(x:·10)>·Size:·80B	174	<xarray.DataArray·(x:·10)>·Size:·80B
175	array([·0.···,··0.···,··0.···,··0.814,··0.604,·-0.604,·-0.814,··0.···,··0.···,	175	array([·0.···,··0.···,··0.···,··0.814,··0.604,·-0.604,·-0.814,··0.···,··0.···,
Offset 337, 15 lines modified		Offset 337, 15 lines modified
337	··*·x········(x)·float64·24B·0.5·1.5·2.5	337	··*·x········(x)·float64·24B·0.5·1.5·2.5
338	For·the·details·of·interpolate_na(),·see·_\x8M_\x8i_\x8s_\x8s_\x8i_\x8n_\x8g_\x8·_\x8v_\x8a_\x8l_\x8u_\x8e_\x8s.	338	For·the·details·of·interpolate_na(),·see·_\x8M_\x8i_\x8s_\x8s_\x8i_\x8n_\x8g_\x8·_\x8v_\x8a_\x8l_\x8u_\x8e_\x8s.
339	\x8\x8\x8\x8\x8·E\x8Ex\x8xa\x8am\x8mp\x8pl\x8le\x8e_\x8?\x8¶·\x8\x8\x8\x8\x8	339	\x8\x8\x8\x8\x8·E\x8Ex\x8xa\x8am\x8mp\x8pl\x8le\x8e_\x8?\x8¶·\x8\x8\x8\x8\x8
340	Let’s·see·how·interp()·works·on·real·data.	340	Let’s·see·how·interp()·works·on·real·data.
341	#·Raw·data	341	#·Raw·data
342	In·[44]:·ds·=·xr.tutorial.open_dataset("air_temperature").isel(time=0)	342	In·[44]:·ds·=·xr.tutorial.open_dataset("air_temperature").isel(time=0)
343	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not	343	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not
344	create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/	344	create·data·cache·folder·'/nonexistent/second-build/.cache/
345	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	345	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.


346	In·[45]:·fig,·axes·=·plt.subplots(ncols=2,·figsize=(10,·4))	346	In·[45]:·fig,·axes·=·plt.subplots(ncols=2,·figsize=(10,·4))

347	In·[46]:·ds.air.plot(ax=axes[0])	347	In·[46]:·ds.air.plot(ax=axes[0])
348	AttributeError:·'Dataset'·object·has·no·attribute·'air'	348	AttributeError:·'Dataset'·object·has·no·attribute·'air'
Offset 410, 15 lines modified		Offset 410, 15 lines modified
410	k")	410	k")
411	···....:	411	···....:

412	In·[61]:·axes[0].set_title("Raw·data")	412	In·[61]:·axes[0].set_title("Raw·data")
413	Out[61]:·Text(0.5,·1.0,·'Raw·data')	413	Out[61]:·Text(0.5,·1.0,·'Raw·data')

414	In·[62]:·dsi·=·ds.interp(lon=lon,·lat=lat)	414	In·[62]:·dsi·=·ds.interp(lon=lon,·lat=lat)
415	ValueError:·Dimensions·{'lat',·'lon'}·do·not·exist.·Expected·one·or·more·of	415	ValueError:·Dimensions·{'lon',·'lat'}·do·not·exist.·Expected·one·or·more·of
416	FrozenMappingWarningOnValuesAccess({'x':·3,·'y':·4})	416	FrozenMappingWarningOnValuesAccess({'x':·3,·'y':·4})


417	In·[63]:·dsi.air.plot(ax=axes[1])	417	In·[63]:·dsi.air.plot(ax=axes[1])
418	NameError:·name·'dsi'·is·not·defined	418	NameError:·name·'dsi'·is·not·defined


Offset 481, 15 lines modified		Offset 481, 15 lines modified
481	···....:·········"y":·pd.date_range("2000-01-01",·periods=5),	481	···....:·········"y":·pd.date_range("2000-01-01",·periods=5),
482	···....:·········"z":·("x",·list("abcd")),	482	···....:·········"z":·("x",·list("abcd")),
483	···....:·····},	483	···....:·····},
484	···....:·)	484	···....:·)
485	···....:	485	···....:

486	In·[13]:·ds.to_zarr("path/to/directory.zarr")	486	In·[13]:·ds.to_zarr("path/to/directory.zarr")
487	Out[13]:·<xarray.backends.zarr.ZarrStore·at·0xe2~~e72cd0~~>	487	Out[13]:·<xarray.backends.zarr.ZarrStore·at·0xe291e388>
488	(The·suffix·.zarr·is·optional–just·a·reminder·that·a·zarr·store·lives·there.)	488	(The·suffix·.zarr·is·optional–just·a·reminder·that·a·zarr·store·lives·there.)
489	If·the·directory·does·not·exist,·it·will·be·created.·If·a·zarr·store·is·already	489	If·the·directory·does·not·exist,·it·will·be·created.·If·a·zarr·store·is·already
490	present·at·that·path,·an·error·will·be·raised,·preventing·it·from·being	490	present·at·that·path,·an·error·will·be·raised,·preventing·it·from·being
491	overwritten.·To·override·this·behavior·and·overwrite·an·existing·store,·add	491	overwritten.·To·override·this·behavior·and·overwrite·an·existing·store,·add
492	mode='w'·when·invoking·to_zarr().	492	mode='w'·when·invoking·to_zarr().
493	DataArrays·can·also·be·saved·to·disk·using·the·DataArray.to_zarr()·method,·and	493	DataArrays·can·also·be·saved·to·disk·using·the·DataArray.to_zarr()·method,·and
494	loaded·from·disk·using·the·open_dataarray()·function·with·engine='zarr'.	494	loaded·from·disk·using·the·open_dataarray()·function·with·engine='zarr'.
Offset 562, 35 lines modified		Offset 562, 35 lines modified

562	In·[18]:·ds·=·xr.Dataset({"foo":·("x",·dummies)},·coords={"x":·np.arange(30)})	562	In·[18]:·ds·=·xr.Dataset({"foo":·("x",·dummies)},·coords={"x":·np.arange(30)})

563	In·[19]:·path·=·"path/to/directory.zarr"	563	In·[19]:·path·=·"path/to/directory.zarr"

564	#·Now·we·write·the·metadata·without·computing·any·array·values	564	#·Now·we·write·the·metadata·without·computing·any·array·values
565	In·[20]:·ds.to_zarr(path,·compute=False)	565	In·[20]:·ds.to_zarr(path,·compute=False)
566	Out[20]:·Delayed('_finalize_store-~~38ad501d~~-~~0483~~-4~~63e~~-~~a35a~~-~~dc8139172eda~~')	566	Out[20]:·Delayed('_finalize_store-c135d9f5-8967-49cb-beb2-f02e92ce7636')
567	Now,·a·Zarr·store·with·the·correct·variable·shapes·and·attributes·exists·that	567	Now,·a·Zarr·store·with·the·correct·variable·shapes·and·attributes·exists·that
568	can·be·filled·out·by·subsequent·calls·to·to_zarr.·Setting·region="auto"·will	568	can·be·filled·out·by·subsequent·calls·to·to_zarr.·Setting·region="auto"·will
569	open·the·existing·store·and·determine·the·correct·alignment·of·the·new·data	569	open·the·existing·store·and·determine·the·correct·alignment·of·the·new·data
570	with·the·existing·dimensions,·or·as·an·explicit·mapping·from·dimension·names·to	570	with·the·existing·dimensions,·or·as·an·explicit·mapping·from·dimension·names·to
571	Python·slice·objects·indicating·where·the·data·should·be·written·(in·index	571	Python·slice·objects·indicating·where·the·data·should·be·written·(in·index
572	space,·not·label·space),·e.g.,	572	space,·not·label·space),·e.g.,
573	#·For·convenience,·we'll·slice·a·single·dataset,·but·in·the·real·use-case	573	#·For·convenience,·we'll·slice·a·single·dataset,·but·in·the·real·use-case
574	#·we·would·create·them·separately·possibly·even·from·separate·processes.	574	#·we·would·create·them·separately·possibly·even·from·separate·processes.
575	In·[21]:·ds·=·xr.Dataset({"foo":·("x",·np.arange(30))},·coords={"x":·np.arange	575	In·[21]:·ds·=·xr.Dataset({"foo":·("x",·np.arange(30))},·coords={"x":·np.arange
576	(30)})	576	(30)})

577	#·Any·of·the·following·region·specifications·are·valid	577	#·Any·of·the·following·region·specifications·are·valid
578	In·[22]:·ds.isel(x=slice(0,·10)).to_zarr(path,·region="auto")	578	In·[22]:·ds.isel(x=slice(0,·10)).to_zarr(path,·region="auto")
579	Out[22]:·<xarray.backends.zarr.ZarrStore·at·0xe2~~9dde8~~0>	579	Out[22]:·<xarray.backends.zarr.ZarrStore·at·0xe24b9df0>

580	In·[23]:·ds.isel(x=slice(10,·20)).to_zarr(path,·region={"x":·"auto"})	580	In·[23]:·ds.isel(x=slice(10,·20)).to_zarr(path,·region={"x":·"auto"})
581	Out[23]:·<xarray.backends.zarr.ZarrStore·at·0xe2~~9dd388~~>	581	Out[23]:·<xarray.backends.zarr.ZarrStore·at·0xe24b9220>

582	In·[24]:·ds.isel(x=slice(20,·30)).to_zarr(path,·region={"x":·slice(20,·30)})	582	In·[24]:·ds.isel(x=slice(20,·30)).to_zarr(path,·region={"x":·slice(20,·30)})
583	Out[24]:·<xarray.backends.zarr.ZarrStore·at·0xe2~~9d77c0~~>	583	Out[24]:·<xarray.backends.zarr.ZarrStore·at·0xe24b9898>
584	Concurrent·writes·with·region·are·safe·as·long·as·they·modify·distinct·chunks	584	Concurrent·writes·with·region·are·safe·as·long·as·they·modify·distinct·chunks
585	in·the·underlying·Zarr·arrays·(or·use·an·appropriate·lock).	585	in·the·underlying·Zarr·arrays·(or·use·an·appropriate·lock).
586	As·a·safety·check·to·make·it·harder·to·inadvertently·override·existing·values,	586	As·a·safety·check·to·make·it·harder·to·inadvertently·override·existing·values,
587	if·you·set·region·then·a\x8al\x8ll\x8l·variables·included·in·a·Dataset·must·have·dimensions	587	if·you·set·region·then·a\x8al\x8ll\x8l·variables·included·in·a·Dataset·must·have·dimensions
588	included·in·region.·Other·variables·(typically·coordinates)·need·to·be	588	included·in·region.·Other·variables·(typically·coordinates)·need·to·be
589	explicitly·dropped·and/or·written·in·a·separate·calls·to·to_zarr·with·mode='a'.	589	explicitly·dropped·and/or·written·in·a·separate·calls·to·to_zarr·with·mode='a'.
590	\x8\x8\x8\x8·Z\x8Za\x8ar\x8rr\x8r·C\x8Co\x8om\x8mp\x8pr\x8re\x8es\x8ss\x8so\x8or\x8rs\x8s·a\x8an\x8nd\x8d·F\x8Fi\x8il\x8lt\x8te\x8er\x8rs\x8s_\x8?\x8¶·\x8\x8\x8\x8	590	\x8\x8\x8\x8·Z\x8Za\x8ar\x8rr\x8r·C\x8Co\x8om\x8mp\x8pr\x8re\x8es\x8ss\x8so\x8or\x8rs\x8s·a\x8an\x8nd\x8d·F\x8Fi\x8il\x8lt\x8te\x8er\x8rs\x8s_\x8?\x8¶·\x8\x8\x8\x8
Offset 601, 15 lines modified		Offset 601, 15 lines modified
601	In·[25]:·import·zarr	601	In·[25]:·import·zarr

602	In·[26]:·from·numcodecs.blosc·import·Blosc	602	In·[26]:·from·numcodecs.blosc·import·Blosc

603	In·[27]:·compressor·=·Blosc(cname="zstd",·clevel=3,·shuffle=2)	603	In·[27]:·compressor·=·Blosc(cname="zstd",·clevel=3,·shuffle=2)

604	In·[28]:·ds.to_zarr("foo.zarr",·encoding={"foo":·{"compressor":·compressor}})	604	In·[28]:·ds.to_zarr("foo.zarr",·encoding={"foo":·{"compressor":·compressor}})
605	Out[28]:·<xarray.backends.zarr.ZarrStore·at·0xe2~~9e4~~970>	605	Out[28]:·<xarray.backends.zarr.ZarrStore·at·0xe24c09b8>
606	Note	606	Note
607	Not·all·native·zarr·compression·and·filtering·options·have·been·tested·with	607	Not·all·native·zarr·compression·and·filtering·options·have·been·tested·with
608	xarray.	608	xarray.
609	\x8\x8\x8\x8·M\x8Mo\x8od\x8di\x8if\x8fy\x8yi\x8in\x8ng\x8g·e\x8ex\x8xi\x8is\x8st\x8ti\x8in\x8ng\x8g·Z\x8Za\x8ar\x8rr\x8r·s\x8st\x8to\x8or\x8re\x8es\x8s_\x8?\x8¶·\x8\x8\x8\x8	609	\x8\x8\x8\x8·M\x8Mo\x8od\x8di\x8if\x8fy\x8yi\x8in\x8ng\x8g·e\x8ex\x8xi\x8is\x8st\x8ti\x8in\x8ng\x8g·Z\x8Za\x8ar\x8rr\x8r·s\x8st\x8to\x8or\x8re\x8es\x8s_\x8?\x8¶·\x8\x8\x8\x8
610	Xarray·supports·several·ways·of·incrementally·writing·variables·to·a·Zarr	610	Xarray·supports·several·ways·of·incrementally·writing·variables·to·a·Zarr
611	store.·These·options·are·useful·for·scenarios·when·it·is·infeasible·or	611	store.·These·options·are·useful·for·scenarios·when·it·is·infeasible·or
612	undesirable·to·write·your·entire·dataset·at·once.	612	undesirable·to·write·your·entire·dataset·at·once.
Offset 635, 28 lines modified		Offset 635, 28 lines modified
635	···....:·········"y":·[1,·2,·3,·4,·5],	635	···....:·········"y":·[1,·2,·3,·4,·5],
636	···....:·········"t":·pd.date_range("2001-01-01",·periods=2),	636	···....:·········"t":·pd.date_range("2001-01-01",·periods=2),
637	···....:·····},	637	···....:·····},
638	···....:·)	638	···....:·)
639	···....:	639	···....:

640	In·[30]:·ds1.to_zarr("path/to/directory.zarr")	640	In·[30]:·ds1.to_zarr("path/to/directory.zarr")
641	Out[30]:·<xarray.backends.zarr.ZarrStore·at·0xe2~~9f4460~~>	641	Out[30]:·<xarray.backends.zarr.ZarrStore·at·0xe24d2028>

642	In·[31]:·ds2·=·xr.Dataset(	642	In·[31]:·ds2·=·xr.Dataset(
643	···....:·····{"foo":·(("x",·"y",·"t"),·np.random.rand(4,·5,·2))},	643	···....:·····{"foo":·(("x",·"y",·"t"),·np.random.rand(4,·5,·2))},
644	···....:·····coords={	644	···....:·····coords={
645	···....:·········"x":·[10,·20,·30,·40],	645	···....:·········"x":·[10,·20,·30,·40],
646	···....:·········"y":·[1,·2,·3,·4,·5],	646	···....:·········"y":·[1,·2,·3,·4,·5],
647	···....:·········"t":·pd.date_range("2001-01-03",·periods=2),	647	···....:·········"t":·pd.date_range("2001-01-03",·periods=2),
648	···....:·····},	648	···....:·····},
649	···....:·)	649	···....:·)
650	···....:	650	···....:

651	In·[32]:·ds2.to_zarr("path/to/directory.zarr",·append_dim="t")	651	In·[32]:·ds2.to_zarr("path/to/directory.zarr",·append_dim="t")
652	Out[32]:·<xarray.backends.zarr.ZarrStore·at·0xe2~~9e4ec8~~>	652	Out[32]:·<xarray.backends.zarr.ZarrStore·at·0xe24c0f10>
653	\x8\x8\x8\x8·S\x8Sp\x8pe\x8ec\x8ci\x8if\x8fy\x8yi\x8in\x8ng\x8g·c\x8ch\x8hu\x8un\x8nk\x8ks\x8s·i\x8in\x8n·a\x8a·z\x8za\x8ar\x8rr\x8r·s\x8st\x8to\x8or\x8re\x8e_\x8?\x8¶·\x8\x8\x8\x8	653	\x8\x8\x8\x8·S\x8Sp\x8pe\x8ec\x8ci\x8if\x8fy\x8yi\x8in\x8ng\x8g·c\x8ch\x8hu\x8un\x8nk\x8ks\x8s·i\x8in\x8n·a\x8a·z\x8za\x8ar\x8rr\x8r·s\x8st\x8to\x8or\x8re\x8e_\x8?\x8¶·\x8\x8\x8\x8
654	Chunk·sizes·may·be·specified·in·one·of·three·ways·when·writing·to·a·zarr·store:	654	Chunk·sizes·may·be·specified·in·one·of·three·ways·when·writing·to·a·zarr·store:
655	···1.·Manual·chunk·sizing·through·the·use·of·the·encoding·argument·in	655	···1.·Manual·chunk·sizing·through·the·use·of·the·encoding·argument·in
656	······Dataset.to_zarr():	656	······Dataset.to_zarr():
657	···2.·Automatic·chunking·based·on·chunks·in·dask·arrays	657	···2.·Automatic·chunking·based·on·chunks·in·dask·arrays
658	···3.·Default·chunk·behavior·determined·by·the·zarr·library	658	···3.·Default·chunk·behavior·determined·by·the·zarr·library
659	The·resulting·chunks·will·be·determined·based·on·the·order·of·the·above·list;	659	The·resulting·chunks·will·be·determined·based·on·the·order·of·the·above·list;
Offset 675, 15 lines modified		Offset 675, 15 lines modified
675	positional·ordering·of·the·dimensions·in·each·array.·Watch·out·for·arrays·with	675	positional·ordering·of·the·dimensions·in·each·array.·Watch·out·for·arrays·with
676	differently-ordered·dimensions·within·a·single·Dataset.	676	differently-ordered·dimensions·within·a·single·Dataset.
677	For·example,·let’s·say·we’re·working·with·a·dataset·with·dimensions·('time',	677	For·example,·let’s·say·we’re·working·with·a·dataset·with·dimensions·('time',
678	'x',·'y'),·a·variable·Tair·which·is·chunked·in·x·and·y,·and·two·multi-	678	'x',·'y'),·a·variable·Tair·which·is·chunked·in·x·and·y,·and·two·multi-
679	dimensional·coordinates·xc·and·yc:	679	dimensional·coordinates·xc·and·yc:
680	In·[33]:·ds·=·xr.tutorial.open_dataset("rasm")	680	In·[33]:·ds·=·xr.tutorial.open_dataset("rasm")
681	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not	681	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not
682	create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/	682	create·data·cache·folder·'/nonexistent/second-build/.cache/
683	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	683	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.


684	In·[34]:·ds["Tair"]·=·ds["Tair"].chunk({"x":·100,·"y":·100})	684	In·[34]:·ds["Tair"]·=·ds["Tair"].chunk({"x":·100,·"y":·100})
685	KeyError:·"No·variable·named·'Tair'.·Variables·on·the·dataset·include·['foo',	685	KeyError:·"No·variable·named·'Tair'.·Variables·on·the·dataset·include·['foo',
686	'x']"	686	'x']"

Offset 696, 15 lines modified		Offset 696, 15 lines modified
696	··*·x········(x)·int32·120B·0·1·2·3·4·5·6·7·8·9·...·21·22·23·24·25·26·27·28·29	696	··*·x········(x)·int32·120B·0·1·2·3·4·5·6·7·8·9·...·21·22·23·24·25·26·27·28·29
697	Data·variables:	697	Data·variables:
698	····foo······(x)·int32·120B·0·1·2·3·4·5·6·7·8·9·...·21·22·23·24·25·26·27·28·29	698	····foo······(x)·int32·120B·0·1·2·3·4·5·6·7·8·9·...·21·22·23·24·25·26·27·28·29
699	These·multi-dimensional·coordinates·are·only·two-dimensional·and·take·up·very	699	These·multi-dimensional·coordinates·are·only·two-dimensional·and·take·up·very
700	little·space·on·disk·or·in·memory,·yet·when·writing·to·disk·the·default·zarr	700	little·space·on·disk·or·in·memory,·yet·when·writing·to·disk·the·default·zarr
701	behavior·is·to·split·them·into·chunks:	701	behavior·is·to·split·them·into·chunks:
702	In·[36]:·ds.to_zarr("path/to/directory.zarr",·mode="w")	702	In·[36]:·ds.to_zarr("path/to/directory.zarr",·mode="w")
703	Out[36]:·<xarray.backends.zarr.ZarrStore·at·0xe2~~9f7~~a90>	703	Out[36]:·<xarray.backends.zarr.ZarrStore·at·0xe24d3ad8>

704	In·[37]:·!·ls·-R·path/to/directory.zarr	704	In·[37]:·!·ls·-R·path/to/directory.zarr
705	path/to/directory.zarr:	705	path/to/directory.zarr:
706	foo··x	706	foo··x

707	path/to/directory.zarr/foo:	707	path/to/directory.zarr/foo:
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Offset 30, 15 lines modified		Offset 30, 15 lines modified

30	In·[3]:·import·matplotlib.pyplot·as·plt	30	In·[3]:·import·matplotlib.pyplot·as·plt

31	In·[4]:·import·xarray·as·xr	31	In·[4]:·import·xarray·as·xr
32	For·these·examples·we’ll·use·the·North·American·air·temperature·dataset.	32	For·these·examples·we’ll·use·the·North·American·air·temperature·dataset.
33	In·[5]:·airtemps·=·xr.tutorial.open_dataset("air_temperature")	33	In·[5]:·airtemps·=·xr.tutorial.open_dataset("air_temperature")
34	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not	34	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not
35	create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/	35	create·data·cache·folder·'/nonexistent/second-build/.cache/
36	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	36	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.


37	In·[6]:·airtemps	37	In·[6]:·airtemps
38	NameError:·name·'airtemps'·is·not·defined	38	NameError:·name·'airtemps'·is·not·defined


Offset 292, 15 lines modified		Offset 292, 15 lines modified

292	#·Apply·a·nonlinear·transformation·to·one·of·the·coords	292	#·Apply·a·nonlinear·transformation·to·one·of·the·coords
293	In·[50]:·b.coords["lat"]·=·np.log(b.coords["lat"])	293	In·[50]:·b.coords["lat"]·=·np.log(b.coords["lat"])
294	KeyError:·'lat'	294	KeyError:·'lat'


295	In·[51]:·b.plot()	295	In·[51]:·b.plot()
296	Out[51]:·[<matplotlib.lines.Line2D·at·0xe~~2153~~500>]	296	Out[51]:·[<matplotlib.lines.Line2D·at·0xe0bcd500>]
297	_\x8[_\x8__\x8b_\x8u_\x8i_\x8l_\x8d_\x8/_\x8h_\x8t_\x8m_\x8l_\x8/_\x8__\x8s_\x8t_\x8a_\x8t_\x8i_\x8c_\x8/_\x8p_\x8l_\x8o_\x8t_\x8t_\x8i_\x8n_\x8g_\x8__\x8n_\x8o_\x8n_\x8u_\x8n_\x8i_\x8f_\x8o_\x8r_\x8m_\x8__\x8c_\x8o_\x8o_\x8r_\x8d_\x8s_\x8._\x8p_\x8n_\x8g_\x8]	297	_\x8[_\x8__\x8b_\x8u_\x8i_\x8l_\x8d_\x8/_\x8h_\x8t_\x8m_\x8l_\x8/_\x8__\x8s_\x8t_\x8a_\x8t_\x8i_\x8c_\x8/_\x8p_\x8l_\x8o_\x8t_\x8t_\x8i_\x8n_\x8g_\x8__\x8n_\x8o_\x8n_\x8u_\x8n_\x8i_\x8f_\x8o_\x8r_\x8m_\x8__\x8c_\x8o_\x8o_\x8r_\x8d_\x8s_\x8._\x8p_\x8n_\x8g_\x8]
298	\x8\x8\x8·O\x8Ot\x8th\x8he\x8er\x8r·t\x8ty\x8yp\x8pe\x8es\x8s·o\x8of\x8f·p\x8pl\x8lo\x8ot\x8t_\x8?\x8¶·\x8\x8\x8	298	\x8\x8\x8·O\x8Ot\x8th\x8he\x8er\x8r·t\x8ty\x8yp\x8pe\x8es\x8s·o\x8of\x8f·p\x8pl\x8lo\x8ot\x8t_\x8?\x8¶·\x8\x8\x8
299	There·are·several·other·options·for·plotting·2D·data.	299	There·are·several·other·options·for·plotting·2D·data.
300	Contour·plot·using·DataArray.plot.contour()	300	Contour·plot·using·DataArray.plot.contour()
301	In·[52]:·air2d.plot.contour()	301	In·[52]:·air2d.plot.contour()
302	NameError:·name·'air2d'·is·not·defined	302	NameError:·name·'air2d'·is·not·defined
303	_\x8[_\x8__\x8b_\x8u_\x8i_\x8l_\x8d_\x8/_\x8h_\x8t_\x8m_\x8l_\x8/_\x8__\x8s_\x8t_\x8a_\x8t_\x8i_\x8c_\x8/_\x8p_\x8l_\x8o_\x8t_\x8t_\x8i_\x8n_\x8g_\x8__\x8c_\x8o_\x8n_\x8t_\x8o_\x8u_\x8r_\x8._\x8p_\x8n_\x8g_\x8]	303	_\x8[_\x8__\x8b_\x8u_\x8i_\x8l_\x8d_\x8/_\x8h_\x8t_\x8m_\x8l_\x8/_\x8__\x8s_\x8t_\x8a_\x8t_\x8i_\x8c_\x8/_\x8p_\x8l_\x8o_\x8t_\x8t_\x8i_\x8n_\x8g_\x8__\x8c_\x8o_\x8n_\x8t_\x8o_\x8u_\x8r_\x8._\x8p_\x8n_\x8g_\x8]
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613	··*·y········(y)·float64·88B·0.0·0.1·0.2·0.3·0.4·0.5·0.6·0.7·0.8·0.9·1.0	613	··*·y········(y)·float64·88B·0.0·0.1·0.2·0.3·0.4·0.5·0.6·0.7·0.8·0.9·1.0
614	··*·z········(z)·int32·16B·0·1·2·3	614	··*·z········(z)·int32·16B·0·1·2·3
615	··*·w········(w)·<U5·80B·'one'·'two'·'three'·'five'	615	··*·w········(w)·<U5·80B·'one'·'two'·'three'·'five'
616	Attributes:	616	Attributes:
617	····units:····Aunits	617	····units:····Aunits

618	In·[99]:·ds.A.plot.scatter(x="y")	618	In·[99]:·ds.A.plot.scatter(x="y")
619	Out[99]:·<matplotlib.collections.PathCollection·at·0xe2~~eeb~~3c8>	619	Out[99]:·<matplotlib.collections.PathCollection·at·0xe29c73c8>
620	[_build/html/_static/da_A_y.png]	620	[_build/html/_static/da_A_y.png]
621	Same·plot·can·be·displayed·using·the·dataset:	621	Same·plot·can·be·displayed·using·the·dataset:
622	In·[100]:·ds.plot.scatter(x="y",·y="A")	622	In·[100]:·ds.plot.scatter(x="y",·y="A")
623	Out[100]:·<matplotlib.collections.PathCollection·at·0xe0~~da5~~df0>	623	Out[100]:·<matplotlib.collections.PathCollection·at·0xe0840df0>
624	[_build/html/_static/ds_A_y.png]	624	[_build/html/_static/ds_A_y.png]
625	Now·suppose·we·want·to·scatter·the·A·DataArray·against·the·B·DataArray	625	Now·suppose·we·want·to·scatter·the·A·DataArray·against·the·B·DataArray
626	In·[101]:·ds.plot.scatter(x="A",·y="B")	626	In·[101]:·ds.plot.scatter(x="A",·y="B")
627	Out[101]:·<matplotlib.collections.PathCollection·at·0xe0~~f57~~0e0>	627	Out[101]:·<matplotlib.collections.PathCollection·at·0xe09f10e0>
628	[_build/html/_static/ds_simple_scatter.png]	628	[_build/html/_static/ds_simple_scatter.png]
629	The·hue·kwarg·lets·you·vary·the·color·by·variable·value	629	The·hue·kwarg·lets·you·vary·the·color·by·variable·value
630	In·[102]:·ds.plot.scatter(x="A",·y="B",·hue="w")	630	In·[102]:·ds.plot.scatter(x="A",·y="B",·hue="w")
631	Out[102]:·<matplotlib.collections.PathCollection·at·0xe~~2153~~450>	631	Out[102]:·<matplotlib.collections.PathCollection·at·0xe0bcd450>
632	[_build/html/_static/ds_hue_scatter.png]	632	[_build/html/_static/ds_hue_scatter.png]
633	You·can·force·a·legend·instead·of·a·colorbar·by·setting·add_legend=True,	633	You·can·force·a·legend·instead·of·a·colorbar·by·setting·add_legend=True,
634	add_colorbar=False.	634	add_colorbar=False.
635	In·[103]:·ds.plot.scatter(x="A",·y="B",·hue="w",·add_legend=True,	635	In·[103]:·ds.plot.scatter(x="A",·y="B",·hue="w",·add_legend=True,
636	add_colorbar=False)	636	add_colorbar=False)
637	Out[103]:·<matplotlib.collections.PathCollection·at·0xe0~~d8b~~b30>	637	Out[103]:·<matplotlib.collections.PathCollection·at·0xe0829b30>
638	[_build/html/_static/ds_discrete_legend_hue_scatter.png]	638	[_build/html/_static/ds_discrete_legend_hue_scatter.png]
639	In·[104]:·ds.plot.scatter(x="A",·y="B",·hue="w",·add_legend=False,	639	In·[104]:·ds.plot.scatter(x="A",·y="B",·hue="w",·add_legend=False,
640	add_colorbar=True)	640	add_colorbar=True)
641	Out[104]:·<matplotlib.collections.PathCollection·at·0xe0~~d31~~190>	641	Out[104]:·<matplotlib.collections.PathCollection·at·0xe07cc190>
642	[_build/html/_static/ds_discrete_colorbar_hue_scatter.png]	642	[_build/html/_static/ds_discrete_colorbar_hue_scatter.png]
643	The·markersize·kwarg·lets·you·vary·the·point’s·size·by·variable·value.·You·can	643	The·markersize·kwarg·lets·you·vary·the·point’s·size·by·variable·value.·You·can
644	additionally·pass·size_norm·to·control·how·the·variable’s·values·are·mapped·to	644	additionally·pass·size_norm·to·control·how·the·variable’s·values·are·mapped·to
645	point·sizes.	645	point·sizes.
646	In·[105]:·ds.plot.scatter(x="A",·y="B",·hue="y",·markersize="z")	646	In·[105]:·ds.plot.scatter(x="A",·y="B",·hue="y",·markersize="z")
647	Out[105]:·<matplotlib.collections.PathCollection·at·0xe0~~f9f~~f50>	647	Out[105]:·<matplotlib.collections.PathCollection·at·0xe0a3cf50>
648	[_build/html/_static/ds_hue_size_scatter.png]	648	[_build/html/_static/ds_hue_size_scatter.png]
649	The·z·kwarg·lets·you·plot·the·data·along·the·z-axis·as·well.	649	The·z·kwarg·lets·you·plot·the·data·along·the·z-axis·as·well.
650	In·[106]:·ds.plot.scatter(x="A",·y="B",·z="z",·hue="y",·markersize="x")	650	In·[106]:·ds.plot.scatter(x="A",·y="B",·z="z",·hue="y",·markersize="x")
651	Out[106]:·<mpl_toolkits.mplot3d.art3d.Path3DCollection·at·0xe0~~cdf~~030>	651	Out[106]:·<mpl_toolkits.mplot3d.art3d.Path3DCollection·at·0xe077b030>
652	[_build/html/_static/ds_hue_size_scatter_z.png]	652	[_build/html/_static/ds_hue_size_scatter_z.png]
653	Faceting·is·also·possible	653	Faceting·is·also·possible
654	In·[107]:·ds.plot.scatter(x="A",·y="B",·hue="y",·markersize="x",·row="x",	654	In·[107]:·ds.plot.scatter(x="A",·y="B",·hue="y",·markersize="x",·row="x",
655	col="w")	655	col="w")
656	Out[107]:·<xarray.plot.facetgrid.FacetGrid·at·0xe~~2402~~030>	656	Out[107]:·<xarray.plot.facetgrid.FacetGrid·at·0xe1ea3030>
657	[_build/html/_static/ds_facet_scatter.png]	657	[_build/html/_static/ds_facet_scatter.png]
658	And·adding·the·z-axis	658	And·adding·the·z-axis
659	In·[108]:·ds.plot.scatter(x="A",·y="B",·z="z",·hue="y",·markersize="x",	659	In·[108]:·ds.plot.scatter(x="A",·y="B",·z="z",·hue="y",·markersize="x",
660	row="x",·col="w")	660	row="x",·col="w")
661	Out[108]:·<xarray.plot.facetgrid.FacetGrid·at·0xe0~~716~~df0>	661	Out[108]:·<xarray.plot.facetgrid.FacetGrid·at·0xe01b3df0>
662	[_build/html/_static/ds_facet_scatter_z.png]	662	[_build/html/_static/ds_facet_scatter_z.png]
663	For·more·advanced·scatter·plots,·we·recommend·converting·the·relevant·data	663	For·more·advanced·scatter·plots,·we·recommend·converting·the·relevant·data
664	variables·to·a·pandas·DataFrame·and·using·the·extensive·plotting·capabilities	664	variables·to·a·pandas·DataFrame·and·using·the·extensive·plotting·capabilities
665	of·seaborn.	665	of·seaborn.
666	\x8\x8\x8\x8·Q\x8Qu\x8ui\x8iv\x8ve\x8er\x8r_\x8?\x8¶·\x8\x8\x8\x8	666	\x8\x8\x8\x8·Q\x8Qu\x8ui\x8iv\x8ve\x8er\x8r_\x8?\x8¶·\x8\x8\x8\x8
667	Visualizing·vector·fields·is·supported·with·quiver·plots:	667	Visualizing·vector·fields·is·supported·with·quiver·plots:
668	In·[109]:·ds.isel(w=1,·z=1).plot.quiver(x="x",·y="y",·u="A",·v="B")	668	In·[109]:·ds.isel(w=1,·z=1).plot.quiver(x="x",·y="y",·u="A",·v="B")
669	Out[109]:·<matplotlib.quiver.Quiver·at·0xe3~~0ef~~760>	669	Out[109]:·<matplotlib.quiver.Quiver·at·0xe3339760>
670	[_build/html/_static/ds_simple_quiver.png]	670	[_build/html/_static/ds_simple_quiver.png]
671	where·u·and·v·denote·the·x·and·y·direction·components·of·the·arrow·vectors.	671	where·u·and·v·denote·the·x·and·y·direction·components·of·the·arrow·vectors.
672	Again,·faceting·is·also·possible:	672	Again,·faceting·is·also·possible:
673	In·[110]:·ds.plot.quiver(x="x",·y="y",·u="A",·v="B",·col="w",·row="z",·scale=4)	673	In·[110]:·ds.plot.quiver(x="x",·y="y",·u="A",·v="B",·col="w",·row="z",·scale=4)
674	Out[110]:·<xarray.plot.facetgrid.FacetGrid·at·0xe~~3051~~f48>	674	Out[110]:·<xarray.plot.facetgrid.FacetGrid·at·0xe2b2ef48>
675	[_build/html/_static/ds_facet_quiver.png]	675	[_build/html/_static/ds_facet_quiver.png]
676	scale·is·required·for·faceted·quiver·plots.·The·scale·determines·the·number·of	676	scale·is·required·for·faceted·quiver·plots.·The·scale·determines·the·number·of
677	data·units·per·arrow·length·unit,·i.e.·a·smaller·scale·parameter·makes·the	677	data·units·per·arrow·length·unit,·i.e.·a·smaller·scale·parameter·makes·the
678	arrow·longer.	678	arrow·longer.
679	\x8\x8\x8\x8·S\x8St\x8tr\x8re\x8ea\x8am\x8mp\x8pl\x8lo\x8ot\x8t_\x8?\x8¶·\x8\x8\x8\x8	679	\x8\x8\x8\x8·S\x8St\x8tr\x8re\x8ea\x8am\x8mp\x8pl\x8lo\x8ot\x8t_\x8?\x8¶·\x8\x8\x8\x8
680	Visualizing·vector·fields·is·also·supported·with·streamline·plots:	680	Visualizing·vector·fields·is·also·supported·with·streamline·plots:
681	In·[111]:·ds.isel(w=1,·z=1).plot.streamplot(x="x",·y="y",·u="A",·v="B")	681	In·[111]:·ds.isel(w=1,·z=1).plot.streamplot(x="x",·y="y",·u="A",·v="B")
682	Out[111]:·<matplotlib.collections.LineCollection·at·0xe0~~aca~~3a0>	682	Out[111]:·<matplotlib.collections.LineCollection·at·0xe05673a0>
683	[_build/html/_static/ds_simple_streamplot.png]	683	[_build/html/_static/ds_simple_streamplot.png]
684	where·u·and·v·denote·the·x·and·y·direction·components·of·the·vectors·tangent·to	684	where·u·and·v·denote·the·x·and·y·direction·components·of·the·vectors·tangent·to
685	the·streamlines.·Again,·faceting·is·also·possible:	685	the·streamlines.·Again,·faceting·is·also·possible:
686	In·[112]:·ds.plot.streamplot(x="x",·y="y",·u="A",·v="B",·col="w",·row="z")	686	In·[112]:·ds.plot.streamplot(x="x",·y="y",·u="A",·v="B",·col="w",·row="z")
687	Out[112]:·<xarray.plot.facetgrid.FacetGrid·at·0xe~~3071~~180>	687	Out[112]:·<xarray.plot.facetgrid.FacetGrid·at·0xe2b42180>
688	[_build/html/_static/ds_facet_streamplot.png]	688	[_build/html/_static/ds_facet_streamplot.png]
689	\x8\x8\x8\x8\x8·M\x8Ma\x8ap\x8ps\x8s_\x8?\x8¶·\x8\x8\x8\x8\x8	689	\x8\x8\x8\x8\x8·M\x8Ma\x8ap\x8ps\x8s_\x8?\x8¶·\x8\x8\x8\x8\x8
690	To·follow·this·section·you’ll·need·to·have·Cartopy·installed·and·working.	690	To·follow·this·section·you’ll·need·to·have·Cartopy·installed·and·working.
691	This·script·will·plot·the·air·temperature·on·a·map.	691	This·script·will·plot·the·air·temperature·on·a·map.
692	In·[113]:·import·cartopy.crs·as·ccrs	692	In·[113]:·import·cartopy.crs·as·ccrs

693	In·[114]:·air·=·xr.tutorial.open_dataset("air_temperature").air	693	In·[114]:·air·=·xr.tutorial.open_dataset("air_temperature").air
694	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not	694	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not
695	create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/	695	create·data·cache·folder·'/nonexistent/second-build/.cache/
696	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	696	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.


697	In·[115]:·p·=·air.isel(time=0).plot(	697	In·[115]:·p·=·air.isel(time=0).plot(
698	···.....:·····subplot_kws=dict(projection=ccrs.Orthographic(-80,·35),	698	···.....:·····subplot_kws=dict(projection=ccrs.Orthographic(-80,·35),
699	facecolor="gray"),	699	facecolor="gray"),
700	···.....:·····transform=ccrs.PlateCarree(),	700	···.....:·····transform=ccrs.PlateCarree(),
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745	In·[121]:·import·xarray.plot·as·xplt	745	In·[121]:·import·xarray.plot·as·xplt

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Offset 554, 15 lines modified		Offset 554, 15 lines modified
554	<section·id="reshaping-via-coarsen">	554	<section·id="reshaping-via-coarsen">
555	<span·id="reshape-coarsen"></span><h2>Reshaping·via·coarsen<a·class="headerlink"·href="#reshaping-via-coarsen"·title="Link·to·this·heading">¶</a></h2>	555	<span·id="reshape-coarsen"></span><h2>Reshaping·via·coarsen<a·class="headerlink"·href="#reshaping-via-coarsen"·title="Link·to·this·heading">¶</a></h2>
556	<p>Whilst·<code·class="xref·py·py-class·docutils·literal·notranslate"><span·class="pre">coarsen</span></code>·is·normally·used·for·reducing·your·data’s·resolution·by·applying·a·reduction·function	556	<p>Whilst·<code·class="xref·py·py-class·docutils·literal·notranslate"><span·class="pre">coarsen</span></code>·is·normally·used·for·reducing·your·data’s·resolution·by·applying·a·reduction·function
557	(see·the·<a·class="reference·internal"·href="computation.html#compute-coarsen"><span·class="std·std-ref">page·on·computation</span></a>),	557	(see·the·<a·class="reference·internal"·href="computation.html#compute-coarsen"><span·class="std·std-ref">page·on·computation</span></a>),
558	it·can·also·be·used·to·reorganise·your·data·without·applying·a·computation·via·<code·class="xref·py·py-meth·docutils·literal·notranslate"><span·class="pre">construct()</span></code>.</p>	558	it·can·also·be·used·to·reorganise·your·data·without·applying·a·computation·via·<code·class="xref·py·py-meth·docutils·literal·notranslate"><span·class="pre">construct()</span></code>.</p>
559	<p>Taking·our·example·tutorial·air·temperature·dataset·over·the·Northern·US</p>	559	<p>Taking·our·example·tutorial·air·temperature·dataset·over·the·Northern·US</p>
560	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[56]:·</span><span·class="n">air</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">tutorial</span><span·class="o">.</span><span·class="n">open_dataset</span><span·class="p">(</span><span·class="s2">"air_temperature"</span><span·class="p">)[</span><span·class="s2">"air"</span><span·class="p">]</span>	560	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[56]:·</span><span·class="n">air</span>·<span·class="o">=</span>·<span·class="n">xr</span><span·class="o">.</span><span·class="n">tutorial</span><span·class="o">.</span><span·class="n">open_dataset</span><span·class="p">(</span><span·class="s2">"air_temperature"</span><span·class="p">)[</span><span·class="s2">"air"</span><span·class="p">]</span>
561	<span·class="go">PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.</span>	561	<span·class="go">PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not·create·data·cache·folder·'/nonexistent/second-build/.cache/xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.</span>


562	<span·class="gp">In·[57]:·</span><span·class="n">air</span><span·class="o">.</span><span·class="n">isel</span><span·class="p">(</span><span·class="n">time</span><span·class="o">=</span><span·class="mi">0</span><span·class="p">)</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">(</span><span·class="n">x</span><span·class="o">=</span><span·class="s2">"lon"</span><span·class="p">,</span>·<span·class="n">y</span><span·class="o">=</span><span·class="s2">"lat"</span><span·class="p">)</span>	562	<span·class="gp">In·[57]:·</span><span·class="n">air</span><span·class="o">.</span><span·class="n">isel</span><span·class="p">(</span><span·class="n">time</span><span·class="o">=</span><span·class="mi">0</span><span·class="p">)</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">(</span><span·class="n">x</span><span·class="o">=</span><span·class="s2">"lon"</span><span·class="p">,</span>·<span·class="n">y</span><span·class="o">=</span><span·class="s2">"lat"</span><span·class="p">)</span>
563	<span·class="go">NameError:·name·'air'·is·not·defined</span>	563	<span·class="go">NameError:·name·'air'·is·not·defined</span>
564	</pre></div>	564	</pre></div>
565	</div>	565	</div>
566	<img·alt="_build/html/_static/pre_coarsening.png"·src="_build/html/_static/pre_coarsening.png"·/>	566	<img·alt="_build/html/_static/pre_coarsening.png"·src="_build/html/_static/pre_coarsening.png"·/>


Offset 440, 15 lines modified		Offset 440, 15 lines modified
440	\x8\x8\x8\x8\x8·R\x8Re\x8es\x8sh\x8ha\x8ap\x8pi\x8in\x8ng\x8g·v\x8vi\x8ia\x8a·c\x8co\x8oa\x8ar\x8rs\x8se\x8en\x8n_\x8?\x8¶·\x8\x8\x8\x8\x8	440	\x8\x8\x8\x8\x8·R\x8Re\x8es\x8sh\x8ha\x8ap\x8pi\x8in\x8ng\x8g·v\x8vi\x8ia\x8a·c\x8co\x8oa\x8ar\x8rs\x8se\x8en\x8n_\x8?\x8¶·\x8\x8\x8\x8\x8
441	Whilst·coarsen·is·normally·used·for·reducing·your·data’s·resolution·by·applying	441	Whilst·coarsen·is·normally·used·for·reducing·your·data’s·resolution·by·applying
442	a·reduction·function·(see·the·_\x8p_\x8a_\x8g_\x8e_\x8·_\x8o_\x8n_\x8·_\x8c_\x8o_\x8m_\x8p_\x8u_\x8t_\x8a_\x8t_\x8i_\x8o_\x8n),·it·can·also·be·used·to	442	a·reduction·function·(see·the·_\x8p_\x8a_\x8g_\x8e_\x8·_\x8o_\x8n_\x8·_\x8c_\x8o_\x8m_\x8p_\x8u_\x8t_\x8a_\x8t_\x8i_\x8o_\x8n),·it·can·also·be·used·to
443	reorganise·your·data·without·applying·a·computation·via·construct().	443	reorganise·your·data·without·applying·a·computation·via·construct().
444	Taking·our·example·tutorial·air·temperature·dataset·over·the·Northern·US	444	Taking·our·example·tutorial·air·temperature·dataset·over·the·Northern·US
445	In·[56]:·air·=·xr.tutorial.open_dataset("air_temperature")["air"]	445	In·[56]:·air·=·xr.tutorial.open_dataset("air_temperature")["air"]
446	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not	446	PermissionError:·[Errno·13]·Permission·denied:·'/nonexistent'·\|·Pooch·could·not
447	create·data·cache·folder·'/nonexistent/~~first~~-build/.cache/	447	create·data·cache·folder·'/nonexistent/second-build/.cache/
448	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.	448	xarray_tutorial_data'.·Will·not·be·able·to·download·data·files.


449	In·[57]:·air.isel(time=0).plot(x="lon",·y="lat")	449	In·[57]:·air.isel(time=0).plot(x="lon",·y="lat")
450	NameError:·name·'air'·is·not·defined	450	NameError:·name·'air'·is·not·defined
451	[_build/html/_static/pre_coarsening.png]	451	[_build/html/_static/pre_coarsening.png]
452	we·can·split·this·up·into·sub-regions·of·size·(9,·18)·points·using·construct():	452	we·can·split·this·up·into·sub-regions·of·size·(9,·18)·points·using·construct():


Offset 28, 32 lines modified		Offset 28, 29 lines modified
28	To·see·an·example·of·what·each·of·these·strategies·might·produce,·you·can·call	28	To·see·an·example·of·what·each·of·these·strategies·might·produce,·you·can·call
29	one·followed·by·the·.example()·method,·which·is·a·general·hypothesis·method	29	one·followed·by·the·.example()·method,·which·is·a·general·hypothesis·method
30	valid·for·all·strategies.	30	valid·for·all·strategies.
31	In·[2]:·import·xarray.testing.strategies·as·xrst	31	In·[2]:·import·xarray.testing.strategies·as·xrst

32	In·[3]:·xrst.variables().example()	32	In·[3]:·xrst.variables().example()
33	Out[3]:	33	Out[3]:
34	<xarray.Variable·(0:·1)>·Size:·1B	34	<xarray.Variable·(ģa:·3)>·Size:·6B
35	array([0],·dtype=int8)	35	array([-31411,·-11635,·-13617],·dtype=int16)

36	In·[4]:·xrst.variables().example()	36	In·[4]:·xrst.variables().example()
37	Out[4]:	37	Out[4]:
38	<xarray.Variable·(0:·1)>·Size:·1B	38	<xarray.Variable·(0:·1)>·Size:·1B
39	array([0],·dtype=int8)	39	array([0],·dtype=int8)

40	In·[5]:·xrst.variables().example()	40	In·[5]:·xrst.variables().example()
41	Out[5]:	41	Out[5]:
		42	<xarray.Variable·(ż¹żŲ:·4,·3ĺ:·2)>·Size:·128B
		43	array([[········nan-9.288e+295j,··3.648e+016-1.100e+000j],
		44	·······[·8.888e+083+1.827e+016j,·-1.500e+000-2.220e-016j],
		45	·······[········nan·······+infj,··1.000e+000+2.225e-311j],
		46	·······[-2.225e-309+1.100e+000j,·········inf·······+infj]])
42	<xarray.Variable·(žŵĖŇŀ:·2,·¼:·3,·Ý:·3)>·Size:·72B
43	array([[[2613192455,·········50,·········12],
44	········[·····19653,·······4118,·2613192455],
45	········[2613192455,·2613192455,·······8022]],

46	·······[[2613192455,·2613192455,········165],
47	········[2613192455,·2613192455,·2613192455],
48	········[2613192455,·2613192455,·2613192455]]],·shape=(2,·3,·3),·dtype=uint32)
49	You·can·see·that·calling·.example()·multiple·times·will·generate·different	47	You·can·see·that·calling·.example()·multiple·times·will·generate·different
50	examples,·giving·you·an·idea·of·the·wide·range·of·data·that·the·xarray	48	examples,·giving·you·an·idea·of·the·wide·range·of·data·that·the·xarray
51	strategies·can·generate.	49	strategies·can·generate.
52	In·your·tests·however·you·should·not·use·.example()·-·instead·you·should	50	In·your·tests·however·you·should·not·use·.example()·-·instead·you·should
53	parameterize·your·tests·with·the·hypothesis.given()·decorator:	51	parameterize·your·tests·with·the·hypothesis.given()·decorator:
54	In·[6]:·from·hypothesis·import·given	52	In·[6]:·from·hypothesis·import·given
55	In·[7]:·@given(xrst.variables())	53	In·[7]:·@given(xrst.variables())
Offset 65, 112 lines modified		Offset 62, 115 lines modified
65	customise·the·contents·of·the·generated·examples.	62	customise·the·contents·of·the·generated·examples.
66	#·generate·a·Variable·containing·an·array·with·a·complex·number·dtype,·but·all	63	#·generate·a·Variable·containing·an·array·with·a·complex·number·dtype,·but·all
67	other·details·still·arbitrary	64	other·details·still·arbitrary
68	In·[8]:·from·hypothesis.extra.numpy·import·complex_number_dtypes	65	In·[8]:·from·hypothesis.extra.numpy·import·complex_number_dtypes

69	In·[9]:·xrst.variables(dtype=complex_number_dtypes()).example()	66	In·[9]:·xrst.variables(dtype=complex_number_dtypes()).example()
70	Out[9]:	67	Out[9]:
71	<xarray.Variable·(Ĥ:·5)>·Size:·80B	68	<xarray.Variable·(0:·1)>·Size:·8B
		69	array([0.+0.j],·dtype='>c8')
72	array([·······inf-2.225e-308j,·1.000e-005-1.000e-005j,·3.106e-214+1.000e-005j,
73	·······2.456e+016-1.000e-005j,·4.182e+016·······+nanj],·dtype='>c16')
74	This·also·works·with·custom·strategies,·or·strategies·defined·in·other	70	This·also·works·with·custom·strategies,·or·strategies·defined·in·other
75	packages.·For·example·you·could·imagine·creating·a·chunks·strategy·to·specify	71	packages.·For·example·you·could·imagine·creating·a·chunks·strategy·to·specify
76	particular·chunking·patterns·for·a·dask-backed·array.	72	particular·chunking·patterns·for·a·dask-backed·array.
77	\x8\x8\x8\x8·F\x8Fi\x8ix\x8xi\x8in\x8ng\x8g·A\x8Ar\x8rg\x8gu\x8um\x8me\x8en\x8nt\x8ts\x8s_\x8?\x8¶·\x8\x8\x8\x8	73	\x8\x8\x8\x8·F\x8Fi\x8ix\x8xi\x8in\x8ng\x8g·A\x8Ar\x8rg\x8gu\x8um\x8me\x8en\x8nt\x8ts\x8s_\x8?\x8¶·\x8\x8\x8\x8
78	If·you·want·to·fix·one·aspect·of·the·data·structure,·whilst·allowing·variation	74	If·you·want·to·fix·one·aspect·of·the·data·structure,·whilst·allowing·variation
79	in·the·generated·examples·over·all·other·aspects,·then·use	75	in·the·generated·examples·over·all·other·aspects,·then·use
80	hypothesis.strategies.just().	76	hypothesis.strategies.just().
81	In·[10]:·import·hypothesis.strategies·as·st	77	In·[10]:·import·hypothesis.strategies·as·st

82	#·Generates·only·variable·objects·with·dimensions·["x",·"y"]	78	#·Generates·only·variable·objects·with·dimensions·["x",·"y"]
83	In·[11]:·xrst.variables(dims=st.just(["x",·"y"])).example()	79	In·[11]:·xrst.variables(dims=st.just(["x",·"y"])).example()
84	Out[11]:	80	Out[11]:
85	<xarray.Variable·(x:·4,·y:·6)>·Size:·192B	81	<xarray.Variable·(x:·6,·y:·3)>·Size:·144B
		82	array([[29408,·29408,··4176],
		83	·······[29408,·29408,·29408],
		84	·······[29408,·15793,·29408],
		85	·······[29408,·53414,·29408],
		86	·······[29408,·29408,·29408],
		87	·······[29408,·29408,·29408]],·shape=(6,·3),·dtype=uint64)
86	array([[··············-52464,··-786453851854018143,···············-52464,
87	-52464,
88	······················-52464,···············-52464],
89	·······[···············10533,···············-52464,···············-52464,
90	-52464,
91	······················-32324,···············-52464],
92	·······[-2917799381959081349,·-3712367082676216948,···············-52464,
93	37242,
94	······················-52464,················-1931],
95	·······[·2460872617773150123,·-3769050785953571223,···············-52464,
96	-52464,
97	·········7011038661760930734,···············-52464]],·shape=(4,·6),
98	dtype=int64)
99	Attributes:	88	Attributes:
		89	····ætF¼Ŋ:····{'Ų':·array([55157],·dtype='>u8')}
100	····ż:········{'ž':·True,·'ïÌźč':·False,·'':·True,·'VM¾ſÇ':·True}
101	····1:········{'žſĢżČ':·array([nan+3.403e+38j]),·'mċ':·None,·'':·False,
102	'ħņÝ'...
103	····ŃãùÕ:·····{'':·False,·'ďñĜÏó':·None}
104	(This·is·technically·another·example·of·chaining·strategies·-	90	(This·is·technically·another·example·of·chaining·strategies·-
105	hypothesis.strategies.just()·is·simply·a·special·strategy·that·just·contains·a	91	hypothesis.strategies.just()·is·simply·a·special·strategy·that·just·contains·a
106	single·example.)	92	single·example.)
107	To·fix·the·length·of·dimensions·you·can·instead·pass·dims·as·a·mapping·of	93	To·fix·the·length·of·dimensions·you·can·instead·pass·dims·as·a·mapping·of
108	dimension·names·to·lengths·(i.e.·following·xarray·objects’·.sizes()·property),	94	dimension·names·to·lengths·(i.e.·following·xarray·objects’·.sizes()·property),
109	e.g.	95	e.g.
110	#·Generates·only·variables·with·dimensions·["x",·"y"],·of·lengths·2·&·3	96	#·Generates·only·variables·with·dimensions·["x",·"y"],·of·lengths·2·&·3
111	respectively	97	respectively
112	In·[12]:·xrst.variables(dims=st.just({"x":·2,·"y":·3})).example()	98	In·[12]:·xrst.variables(dims=st.just({"x":·2,·"y":·3})).example()
113	Out[12]:	99	Out[12]:
114	<xarray.Variable·(x:·2,·y:·3)>·Size:·12B	100	<xarray.Variable·(x:·2,·y:·3)>·Size:·24B
115	array([[-0.·,··nan,·-0.·],
116	~~·····~~··~~[-1.9,··~~0.·,·~~-0.·]]~~,·d~~type=float16)~~	101	array([[··363522030,···363522030,·········234],
		102	·······[-1302831096,··-980324081,···363522030]])
		103	Attributes:
		104	····ųÂĆüâ:····{'ŻHőÚM':·array([['\xa0_Èu\U000d2a8a!\x06\x8a¹\U0008feb0\x17',
		105	...
117	You·can·also·use·this·to·specify·that·you·want·examples·which·are·missing·some	106	You·can·also·use·this·to·specify·that·you·want·examples·which·are·missing·some
118	part·of·the·data·structure,·for·instance	107	part·of·the·data·structure,·for·instance
119	#·Generates·a·Variable·with·no·attributes	108	#·Generates·a·Variable·with·no·attributes
120	In·[13]:·xrst.variables(attrs=st.just({})).example()	109	In·[13]:·xrst.variables(attrs=st.just({})).example()
121	Out[13]:	110	Out[13]:
		111	<xarray.Variable·(ż:·6,·ľŪíý:·1)>·Size:·12B
		112	array([[35072],
		113	·······[14588],
		114	·······[19313],
		115	·······[14608],
		116	·······[37816],
		117	·······[19969]],·dtype=uint16)
122	<xarray.Variable·(ŽŚŽ3:·4,·žž:·1,·yž:·3)>·Size:·96B
123	array([[[-3.333e-001,········-inf,··2.225e-309]],

124	·······[[········nan,·-2.225e-311,··3.333e-001]],

125	·······[[·6.104e-005,·-1.175e-038,·-2.949e+143]],

126	·······[[·1.113e-308,··6.400e+016,··9.007e+015]]],·shape=(4,·1,·3))
127	Through·a·combination·of·chaining·strategies·and·fixing·arguments,·you·can	118	Through·a·combination·of·chaining·strategies·and·fixing·arguments,·you·can
128	specify·quite·complicated·requirements·on·the·objects·your·chained·strategy	119	specify·quite·complicated·requirements·on·the·objects·your·chained·strategy
129	will·generate.	120	will·generate.
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Offset 7936, 15 lines modified		Offset 7936, 15 lines modified
7936	<li><p>New·<code·class="docutils·literal·notranslate"><span·class="pre">xray.Dataset.where</span></code>·method·for·masking·xray·objects·according	7936	<li><p>New·<code·class="docutils·literal·notranslate"><span·class="pre">xray.Dataset.where</span></code>·method·for·masking·xray·objects·according
7937	to·some·criteria.·This·works·particularly·well·with·multi-dimensional·data:</p>	7937	to·some·criteria.·This·works·particularly·well·with·multi-dimensional·data:</p>
7938	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[44]:·</span><span·class="n">ds</span>·<span·class="o">=</span>·<span·class="n">xray</span><span·class="o">.</span><span·class="n">Dataset</span><span·class="p">(</span><span·class="n">coords</span><span·class="o">=</span><span·class="p">{</span><span·class="s2">"x"</span><span·class="p">:</span>·<span·class="nb">range</span><span·class="p">(</span><span·class="mi">100</span><span·class="p">),</span>·<span·class="s2">"y"</span><span·class="p">:</span>·<span·class="nb">range</span><span·class="p">(</span><span·class="mi">100</span><span·class="p">)})</span>	7938	<div·class="highlight-ipython·notranslate"><div·class="highlight"><pre><span></span><span·class="gp">In·[44]:·</span><span·class="n">ds</span>·<span·class="o">=</span>·<span·class="n">xray</span><span·class="o">.</span><span·class="n">Dataset</span><span·class="p">(</span><span·class="n">coords</span><span·class="o">=</span><span·class="p">{</span><span·class="s2">"x"</span><span·class="p">:</span>·<span·class="nb">range</span><span·class="p">(</span><span·class="mi">100</span><span·class="p">),</span>·<span·class="s2">"y"</span><span·class="p">:</span>·<span·class="nb">range</span><span·class="p">(</span><span·class="mi">100</span><span·class="p">)})</span>

7939	<span·class="gp">In·[45]:·</span><span·class="n">ds</span><span·class="p">[</span><span·class="s2">"distance"</span><span·class="p">]</span>·<span·class="o">=</span>·<span·class="n">np</span><span·class="o">.</span><span·class="n">sqrt</span><span·class="p">(</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">x</span><span·class="o"></span><span·class="mi">2</span>·<span·class="o">+</span>·<span·class="n">ds</span><span·class="o">.</span><span·class="n">y</span><span·class="o"></span><span·class="mi">2</span><span·class="p">)</span>	7939	<span·class="gp">In·[45]:·</span><span·class="n">ds</span><span·class="p">[</span><span·class="s2">"distance"</span><span·class="p">]</span>·<span·class="o">=</span>·<span·class="n">np</span><span·class="o">.</span><span·class="n">sqrt</span><span·class="p">(</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">x</span><span·class="o"></span><span·class="mi">2</span>·<span·class="o">+</span>·<span·class="n">ds</span><span·class="o">.</span><span·class="n">y</span><span·class="o"></span><span·class="mi">2</span><span·class="p">)</span>

7940	<span·class="gp">In·[46]:·</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">distance</span><span·class="o">.</span><span·class="n">where</span><span·class="p">(</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">distance</span>·<span·class="o"><</span>·<span·class="mi">100</span><span·class="p">)</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">()</span>	7940	<span·class="gp">In·[46]:·</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">distance</span><span·class="o">.</span><span·class="n">where</span><span·class="p">(</span><span·class="n">ds</span><span·class="o">.</span><span·class="n">distance</span>·<span·class="o"><</span>·<span·class="mi">100</span><span·class="p">)</span><span·class="o">.</span><span·class="n">plot</span><span·class="p">()</span>
7941	<span·class="gh">Out[46]:·</span><span·class="go"><matplotlib.collections.QuadMesh·at·0xde~~6e17c~~0></span>	7941	<span·class="gh">Out[46]:·</span><span·class="go"><matplotlib.collections.QuadMesh·at·0xde07abe0></span>
7942	</pre></div>	7942	</pre></div>
7943	</div>	7943	</div>
7944	<a·class="reference·internal·image-reference"·href="_build/html/_static/where_example.png"><img·alt="_build/html/_static/where_example.png"·src="_build/html/_static/where_example.png"·style="width:·4in;·height:·4in;"·/>	7944	<a·class="reference·internal·image-reference"·href="_build/html/_static/where_example.png"><img·alt="_build/html/_static/where_example.png"·src="_build/html/_static/where_example.png"·style="width:·4in;·height:·4in;"·/>
7945	</a>	7945	</a>
7946	</li>	7946	</li>
7947	<li><p>Added·new·methods·<code·class="docutils·literal·notranslate"><span·class="pre">xray.DataArray.diff</span></code>·and·<code·class="docutils·literal·notranslate"><span·class="pre">xray.Dataset.diff</span></code>	7947	<li><p>Added·new·methods·<code·class="docutils·literal·notranslate"><span·class="pre">xray.DataArray.diff</span></code>·and·<code·class="docutils·literal·notranslate"><span·class="pre">xray.Dataset.diff</span></code>
7948	for·finite·difference·calculations·along·a·given·axis.</p></li>	7948	for·finite·difference·calculations·along·a·given·axis.</p></li>


Offset 5100, 15 lines modified		Offset 5100, 15 lines modified
5100	····*·New·xray.Dataset.where·method·for·masking·xray·objects·according·to·some	5100	····*·New·xray.Dataset.where·method·for·masking·xray·objects·according·to·some
5101	······criteria.·This·works·particularly·well·with·multi-dimensional·data:	5101	······criteria.·This·works·particularly·well·with·multi-dimensional·data:
5102	······In·[44]:·ds·=·xray.Dataset(coords={"x":·range(100),·"y":·range(100)})	5102	······In·[44]:·ds·=·xray.Dataset(coords={"x":·range(100),·"y":·range(100)})

5103	······In·[45]:·ds["distance"]·=·np.sqrt(ds.x2·+·ds.y2)	5103	······In·[45]:·ds["distance"]·=·np.sqrt(ds.x2·+·ds.y2)

5104	······In·[46]:·ds.distance.where(ds.distance·<·100).plot()	5104	······In·[46]:·ds.distance.where(ds.distance·<·100).plot()
5105	······Out[46]:·<matplotlib.collections.QuadMesh·at·0xde~~6e17c~~0>	5105	······Out[46]:·<matplotlib.collections.QuadMesh·at·0xde07abe0>
5106	······_\x8[_\x8__\x8b_\x8u_\x8i_\x8l_\x8d_\x8/_\x8h_\x8t_\x8m_\x8l_\x8/_\x8__\x8s_\x8t_\x8a_\x8t_\x8i_\x8c_\x8/_\x8w_\x8h_\x8e_\x8r_\x8e_\x8__\x8e_\x8x_\x8a_\x8m_\x8p_\x8l_\x8e_\x8._\x8p_\x8n_\x8g_\x8]	5106	······_\x8[_\x8__\x8b_\x8u_\x8i_\x8l_\x8d_\x8/_\x8h_\x8t_\x8m_\x8l_\x8/_\x8__\x8s_\x8t_\x8a_\x8t_\x8i_\x8c_\x8/_\x8w_\x8h_\x8e_\x8r_\x8e_\x8__\x8e_\x8x_\x8a_\x8m_\x8p_\x8l_\x8e_\x8._\x8p_\x8n_\x8g_\x8]
5107	····*·Added·new·methods·xray.DataArray.diff·and·xray.Dataset.diff·for·finite	5107	····*·Added·new·methods·xray.DataArray.diff·and·xray.Dataset.diff·for·finite
5108	······difference·calculations·along·a·given·axis.	5108	······difference·calculations·along·a·given·axis.
5109	····*·New·xray.DataArray.to_masked_array·convenience·method·for·returning·a	5109	····*·New·xray.DataArray.to_masked_array·convenience·method·for·returning·a
5110	······numpy.ma.MaskedArray.	5110	······numpy.ma.MaskedArray.
5111	······In·[47]:·da·=·xray.DataArray(np.random.random_sample(size=(5,·4)))	5111	······In·[47]:·da·=·xray.DataArray(np.random.random_sample(size=(5,·4)))