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[READY] perf improvements for strftime Datetime Datetime data dtype Performance Memory or execution speed performance Stale
#51298 opened Feb 10, 2023 by smarie Loading…
5 tasks done
ExtensionArray.Round method and tests ExtensionArray Extending pandas with custom dtypes or arrays. Stale
#54582 opened Aug 16, 2023 by andrewgsavage Loading…
5 tasks done
API: make Day preserve time-of-day across DST transitions Frequency DateOffsets Stale Timezones Timezone data dtype
#55502 opened Oct 12, 2023 by jbrockmendel Loading…
1 of 5 tasks
BUG: groupby.agg should always agg API Design Apply Apply, Aggregate, Transform, Map Enhancement Groupby Needs Discussion Requires discussion from core team before further action
#57706 opened Mar 2, 2024 by rhshadrach Loading…
6 tasks done
3.0
6
6
PERF: improve StringArray.isna Performance Memory or execution speed performance Stale Strings String extension data type and string data
#57733 opened Mar 5, 2024 by jorisvandenbossche Loading…
5 tasks
DEPR: resample with PeriodIndex Clean Period Period data type Resample resample method Stale
#58021 opened Mar 26, 2024 by jbrockmendel Loading…
5 tasks
Add strict_na keyword to the assert_.._equal methods for object dtype to help with deprecation Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Stale Testing pandas testing functions or related to the test suite
#58072 opened Mar 29, 2024 by jorisvandenbossche Draft
4 tasks
PDEP-16: Consistent missing value handling PDEP missing values Issues that would be addressed by the Ice Cream Agreement from the Aug 2023 sprint PDEP pandas enhancement proposal
#58988 opened Jun 12, 2024 by jorisvandenbossche Loading…
BUG: groupby.agg with UDF changing pyarrow dtypes Bug Groupby pyarrow dtype retention op with pyarrow dtype -> expect pyarrow result
#59601 opened Aug 25, 2024 by rhshadrach Loading…
6 tasks
3.0
2
9
TST (string dtype): clean-up interpolate tests Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Stale Strings String extension data type and string data Testing pandas testing functions or related to the test suite
#60653 opened Jan 3, 2025 by jorisvandenbossche Loading… 3.0
BUG: Add fillna at the beginning of _where not to fill NA. #60729 Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
#60772 opened Jan 23, 2025 by sanggon6107 Loading…
4 of 5 tasks
BUG: fix to_json on period Stale
#61203 opened Mar 30, 2025 by xiaohuanlin Loading…
5 tasks done
ENH: support reading directory in read_csv IO CSV read_csv, to_csv
#61275 opened Apr 12, 2025 by fangchenli Loading…
5 tasks
Fix alignment in Series subtraction with MultiIndex, Index and NaN values (#60908) Bug Indexing Related to indexing on series/frames, not to indexes themselves Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate MultiIndex
#61381 opened Apr 30, 2025 by rit4rosa Loading…
Fix #60766:.map,.apply would convert element type for extension array Apply Apply, Aggregate, Transform, Map Bug
#61396 opened May 3, 2025 by pedromfdiogo Loading…
4 of 5 tasks
BUG: Raise TypeError when joining with non-DataFrame using 'on=' (GH#61434) Error Reporting Incorrect or improved errors from pandas Reshaping Concat, Merge/Join, Stack/Unstack, Explode Stale
#61454 opened May 18, 2025 by iabhi4 Loading…
4 tasks done
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