xarray-contrib/cf-xarray

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an accessor for xarray objects that interprets CF attributes

Stars: 181
Forks: 49
Open beginner issues: 0
Indexed issues: 68
Avg merge: 43m
Merged PRs (30d): 1

Dominant language: Python
License: Apache-2.0
Last GitHub push: Sep 8, 2026
Latest indexed: Sep 20, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted good first issue

Beginner friendly Everything

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68 open issues indexed

Coverage upload to Codecov fails on `main` branch Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

xarray-contrib/cf-xarray#623 · Opened Mar 25, 2026
Consider adding opt-in support for circular axes when calling `bounds_to_vertices` (related to #594) Open

Difficulty 5/5 Over a week Newbie friendliness 38/100

xarray-contrib/cf-xarray#596 · 1 comment · Opened Sep 24, 2025
assert no variable with spaces in name is used for compression by gathering Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

xarray-contrib/cf-xarray#570 · Opened Apr 22, 2025
Migrate parametric vertical coordinates to use new CoordinateTransformIndex Open

Difficulty 4/5 3-5 days Newbie friendliness 15/100

xarray-contrib/cf-xarray#568 · Opened Apr 9, 2025
[Bug] ModuleNotFoundError with xarray >= v2025.03.0 Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

xarray-contrib/cf-xarray#566 · 2 comments · Opened Mar 25, 2025
Conflict in unit alias Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

xarray-contrib/cf-xarray#543 · 14 comments · Opened Oct 31, 2024
scalability of geometry encoding Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

xarray-contrib/cf-xarray#534 · 3 comments · Opened Sep 10, 2024
CF accessor adds grid mapping as coordinate Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

xarray-contrib/cf-xarray#513 · 5 comments · Opened May 31, 2024
Address repo-review comments Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

xarray-contrib/cf-xarray#468 · Opened Sep 27, 2023
More lenient guess_coord_axis() rules? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

xarray-contrib/cf-xarray#464 · 3 comments · Opened Aug 14, 2023
Decoder for MultiIndexes fails if there are other variables, using a dimension which is part of the multiindex Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

xarray-contrib/cf-xarray#461 · 2 reactions · Opened Jul 30, 2023
Parsing of logarithmic units Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

xarray-contrib/cf-xarray#450 · 2 comments · Opened Jun 7, 2023
add align? Open

opinion wanted

Difficulty 5/5 Over a week Newbie friendliness 25/100

xarray-contrib/cf-xarray#449 · 1 comment · 1 reaction · Opened Jun 6, 2023
Add release instructions Open

documentation

Difficulty 4/5 3-5 days Newbie friendliness 30/100

xarray-contrib/cf-xarray#412 · 9 comments · Opened Jan 31, 2023
autoupdate CITATION.cff Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

xarray-contrib/cf-xarray#398 · 10 comments · Opened Jan 27, 2023
CF coordinates get forgotten after operation modifying coordinates Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

xarray-contrib/cf-xarray#396 · 4 comments · 1 reaction · Opened Jan 25, 2023
Set cartopy crs automatically Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

xarray-contrib/cf-xarray#395 · 14 comments · 1 reaction · Opened Jan 24, 2023
Add HTML repr Open

enhancement help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

xarray-contrib/cf-xarray#392 · Opened Jan 23, 2023
Add bounds fails with coordinates crossing the antimeridian or the Greenwich meridian. Open

bug

xarray-contrib/cf-xarray#384 · 1 assignee · Opened Dec 14, 2022
conversion between different bounds conventions Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

xarray-contrib/cf-xarray#380 · Opened Dec 6, 2022
axis attribute missing for lat/lon when using guess_coord_axis Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

xarray-contrib/cf-xarray#368 · 6 comments · Opened Oct 12, 2022
A cf-xarray compliance checker? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

xarray-contrib/cf-xarray#366 · 10 comments · Opened Sep 30, 2022
Different recognized coordinates when calling variable by standard name Open

documentation

Difficulty 4/5 3-5 days Newbie friendliness 25/100

xarray-contrib/cf-xarray#357 · 13 comments · Opened Aug 9, 2022
Add encoders/decoders and/or converters Open

help wanted opinion wanted

Difficulty 5/5 Over a week Newbie friendliness 25/100

xarray-contrib/cf-xarray#323 · Opened Apr 2, 2022
docstring improvements Open

documentation good first issue help wanted

Difficulty 3/5 1-2 days Newbie friendliness 48/100

xarray-contrib/cf-xarray#322 · Opened Apr 2, 2022
Add Unidata CDM conventions to coordinate_criteria Open

good first issue help wanted

Difficulty 2/5 1-3 hours Newbie friendliness 42/100

xarray-contrib/cf-xarray#316 · 2 comments · Opened Mar 29, 2022
contribute example to IOOS code lab if possible Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

xarray-contrib/cf-xarray#309 · Opened Mar 3, 2022
Remove cftime from optional deps CI test Open

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

xarray-contrib/cf-xarray#306 · Opened Feb 2, 2022
set_options is applied on init, not enter Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

xarray-contrib/cf-xarray#300 · 3 comments · Opened Jan 25, 2022
add pretty formatting for units Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

xarray-contrib/cf-xarray#297 · 2 comments · Opened Jan 21, 2022
hvplot accessor? Open

enhancement help wanted

Difficulty 5/5 Over a week Newbie friendliness 25/100

xarray-contrib/cf-xarray#268 · 1 comment · Opened Dec 1, 2021
should guess_coord_axis optionally create a variable for unindexed coordinates Open

enhancement good first issue

Difficulty 3/5 1-2 days Newbie friendliness 45/100

xarray-contrib/cf-xarray#266 · 1 comment · Opened Nov 18, 2021
item assignment Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

xarray-contrib/cf-xarray#261 · 1 comment · Opened Sep 6, 2021
exclude bounds variables in methods Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

xarray-contrib/cf-xarray#245 · Opened Jul 2, 2021
Return custom name for DataArray Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

xarray-contrib/cf-xarray#242 · 2 comments · Opened Jun 28, 2021
Use fixtures for test datasets Open

help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

xarray-contrib/cf-xarray#235 · Opened Jun 11, 2021
Provenance tracking using semantic web technologies? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

xarray-contrib/cf-xarray#228 · 22 comments · 1 reaction · Opened May 24, 2021
updates to unit support Open

Difficulty 3/5 1-2 days Newbie friendliness 32/100

xarray-contrib/cf-xarray#225 · 17 comments · Opened May 18, 2021
sgrid use cases & API Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

xarray-contrib/cf-xarray#220 · 3 comments · 2 reactions · Opened Apr 23, 2021
tag or identify variables with `formula_terms` attr as 'Z' Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

xarray-contrib/cf-xarray#218 · Opened Apr 22, 2021
sgrid helper utilities Open

opinion wanted

Difficulty 5/5 Over a week Newbie friendliness 15/100

xarray-contrib/cf-xarray#204 · 15 comments · Opened Apr 13, 2021
Support query Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

xarray-contrib/cf-xarray#202 · 2 comments · Opened Apr 13, 2021
Guess `cell_measures`? Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

xarray-contrib/cf-xarray#201 · 4 comments · Opened Apr 13, 2021
cftime-manipulation methods Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

xarray-contrib/cf-xarray#193 · 1 comment · 1 reaction · Opened Apr 1, 2021
use `"positive"` attribute in `differentiate` and `integrate` Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

xarray-contrib/cf-xarray#190 · 1 comment · Opened Mar 18, 2021
support .set_index Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

xarray-contrib/cf-xarray#176 · Opened Feb 21, 2021
Convert vertices to bounds for nD arrays Open

enhancement good second issue help wanted

Difficulty 3/5 1-2 days Newbie friendliness 45/100

xarray-contrib/cf-xarray#163 · 3 comments · Opened Feb 4, 2021
rewrite units for plotting Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

xarray-contrib/cf-xarray#156 · 3 comments · Opened Feb 3, 2021
Add parametric_vertical and computed_vertical special names? Open

opinion wanted

Difficulty 5/5 Over a week Newbie friendliness 25/100

xarray-contrib/cf-xarray#142 · Opened Jan 26, 2021
Implement .get Open

good first issue

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

xarray-contrib/cf-xarray#127 · Opened Jan 25, 2021

xarray-contrib/cf-xarray

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