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Pull requests: pandas-dev/pandas
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ENH: Implement categorical accessor for arrow arrays Arrow pyarrow functionality Categorical Categorical Data Type Stale
#56670 by phofl was closed Apr 15, 2025 Loading…
BUG: to_stata not handling ea dtypes correctly Arrow pyarrow functionality IO Stata read_stata, to_stata NA - MaskedArrays Related to pd.NA and nullable extension arrays
Bitmask Backed MaskedArray Arrow pyarrow functionality Build Library building on various platforms NA - MaskedArrays Related to pd.NA and nullable extension arrays
#54506 by WillAyd was closed Oct 23, 2023 Loading…
CI: Bump pandas-gbq to one that doesn't pin pyarrow Arrow pyarrow functionality Dependencies Required and optional dependencies Mothballed Temporarily-closed PR the author plans to return to Stale
#54200 by lithomas1 was closed Oct 23, 2023 Loading…
5 tasks
TST: change pyarrow skips to xfails Arrow pyarrow functionality Testing pandas testing functions or related to the test suite
#55637 by jbrockmendel was merged Oct 23, 2023 Loading…
ENH: use native filesystem (if available) for read_parquet with pyarrow engine Arrow pyarrow functionality Enhancement IO Parquet parquet, feather Stale
#41194 by jorisvandenbossche was closed Feb 22, 2023 Loading…
BUG: read_csv with engine pyarrow doesn't handle missing values Arrow pyarrow functionality IO CSV read_csv, to_csv
#47962 by MarcoGorelli was closed Aug 9, 2022 Loading…
4 of 5 tasks
TST: Series repr with pyarrow date32 type Arrow pyarrow functionality Dtype Conversions Unexpected or buggy dtype conversions Output-Formatting __repr__ of pandas objects, to_string Timezones Timezone data dtype
CLN: ArrowExtensionArray.take post pyarrow bump Arrow pyarrow functionality Clean
#49216 by mroeschke was closed Oct 21, 2022 Loading…
PERF: ExtensionBlock.fillna dispatch to underlying arrays Arrow pyarrow functionality ExtensionArray Extending pandas with custom dtypes or arrays. Performance Memory or execution speed performance
#50078 by lukemanley was merged Dec 8, 2022 Loading…
4 tasks done
ENH: Allow pyarrow functionality Strings String extension data type and string data
ArrowDtype(pa.string()) to be compatable with str methods Arrow #50325 by mroeschke was closed Feb 7, 2023 Loading…
PERF: DataFrame.values for pyarrow-backed numeric types Arrow pyarrow functionality Performance Memory or execution speed performance
#52348 by lukemanley was closed Apr 9, 2023 Loading…
5 tasks
Fix error message for pyarrow and \s+ Arrow pyarrow functionality Error Reporting Incorrect or improved errors from pandas IO CSV read_csv, to_csv Stale
#52563 by GrammatikakisDimitris was closed Jul 24, 2023 Loading…
4 of 5 tasks
BUG: fix setitem with enlargment with pyarrow Scalar Arrow pyarrow functionality Stale
#52833 by jorisvandenbossche was closed Aug 1, 2023 • Draft
4 tasks
Add test for pyarrow date32 repr Arrow pyarrow functionality Needs Tests Unit test(s) needed to prevent regressions Output-Formatting __repr__ of pandas objects, to_string Sprints Sprint Pull Requests
#52815 by gab50000 was merged Apr 21, 2023 Loading…
5 tasks
DEPR: infer bytes to bytes[pyarrow] Arrow pyarrow functionality Deprecate Functionality to remove in pandas Dtype Conversions Unexpected or buggy dtype conversions Mothballed Temporarily-closed PR the author plans to return to
#53357 by jbrockmendel was closed Jul 7, 2023 Loading…
5 tasks
ENH/DEPR: infer date objects to date[pyarrow] dtype Arrow pyarrow functionality datetime.date stdlib datetime.date support Mothballed Temporarily-closed PR the author plans to return to
#53165 by jbrockmendel was closed Jul 6, 2023 Loading…
1 of 6 tasks
BUG: pyarrow mean can overflows on timestamp[ns][pyarrow] #52464 Arrow pyarrow functionality Bug
#52878 by YifanChao was closed May 22, 2023 Loading…
5 tasks
POC/DEPR: infer time objects to ArrowDtype[time] Arrow pyarrow functionality Deprecate Functionality to remove in pandas
#53025 by jbrockmendel was closed Aug 23, 2023 Loading…
Backport PR #52087: BUG: Fix some more arrow CSV tests Arrow pyarrow functionality IO CSV read_csv, to_csv
#53321 by lithomas1 was closed May 24, 2023 Loading…
5 tasks
Backport PR #54110: CI: Fix pyarrow nightly build Arrow pyarrow functionality
#54131 by mroeschke was closed Jul 18, 2023 Loading…
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