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Pull requests list

BUG: empty_frame[tuple] = values corrupting frame Indexing Related to indexing on series/frames, not to indexes themselves Nested Data Data where the values are collections (lists, sets, dicts, objects, etc.).
#63002 by jbrockmendel was merged Nov 6, 2025 Loading…
3 of 5 tasks
3.0
1
1
BUG: DatetimeIndex asof with string key Datetime Datetime data dtype Indexing Related to indexing on series/frames, not to indexes themselves
#62943 by jbrockmendel was merged Oct 31, 2025 Loading…
3 of 5 tasks
3.0
1
1
BUG: setitem with Series[pyarrow] values Arrow pyarrow functionality Indexing Related to indexing on series/frames, not to indexes themselves
#62465 by jbrockmendel was merged Oct 5, 2025 Loading…
2 of 5 tasks
3.0
1
1
DEPR: slicing with a date object Deprecate Functionality to remove in pandas Indexing Related to indexing on series/frames, not to indexes themselves
#62428 by jbrockmendel was merged Sep 24, 2025 Loading…
3 of 5 tasks
3.0
1
1
[backport 2.3.x] BUG: Fixed assign failure when with Copy-on-Write (#60941) Copy / view semantics Indexing Related to indexing on series/frames, not to indexes themselves
#62409 by jorisvandenbossche was merged Sep 22, 2025 Loading… 2.3.3
Avoid reindexing values assigned to a multi-index when cols_droplevel contains empty values Indexing Related to indexing on series/frames, not to indexes themselves MultiIndex
#62404 by matiaslindgren was merged Sep 24, 2025 Loading…
4 of 5 tasks
3.0
1
6
CoW: disable chained assignment detection for Python 3.14 Copy / view semantics Indexing Related to indexing on series/frames, not to indexes themselves Python 3.14
#62324 by jorisvandenbossche was merged Sep 17, 2025 Loading… 2.3.3
4
BUG: df.loc[i] with Categorical column containing NaN Categorical Categorical Data Type Indexing Related to indexing on series/frames, not to indexes themselves Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
#62255 by jbrockmendel was merged Sep 4, 2025 Loading…
3 of 5 tasks
3.0
1
1
TST: add regression test for GH#54409 (tz-aware NaT indexing with loc) Indexing Related to indexing on series/frames, not to indexes themselves Testing pandas testing functions or related to the test suite
#62245 by skalwaghe-56 was merged Sep 10, 2025 Loading…
3 tasks done
1
6
BUG: Index.__getitem__ with 0d ndarray key Indexing Related to indexing on series/frames, not to indexes themselves
#62216 by jbrockmendel was merged Aug 29, 2025 Loading…
3 of 5 tasks
3.0
1
1
BUG: fix indexing with ArrowExtensionArray in .iloc Arrow pyarrow functionality Bug Indexing Related to indexing on series/frames, not to indexes themselves
#61924 by skonda29 was merged Aug 5, 2025 Loading…
4 of 5 tasks
3.0
1
8
BUG: Assigning boolean series with boolean indexer Bug Indexing Related to indexing on series/frames, not to indexes themselves PDEP6-related related to PDEP6 (not upcasting during setitem-like Series operations)
#61743 by yuanx749 was merged Jul 1, 2025 Loading…
3 of 5 tasks
3.0
1
4
ENH: Implement DataFrame.select API Design Enhancement Indexing Related to indexing on series/frames, not to indexes themselves
#61527 by datapythonista was closed Jun 20, 2025 Loading…
5 tasks done
1
53
DOC: Improve lookup documentation Docs Indexing Related to indexing on series/frames, not to indexes themselves
#61471 by stevenae was merged Jun 2, 2025 Loading…
5 tasks
3.0
1
7
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 Stale
#61381 by rit4rosa was closed Oct 5, 2025 Loading…
1
3
ENH: Reimplement DataFrame.lookup Enhancement Indexing Related to indexing on series/frames, not to indexes themselves Stale
#61185 by stevenae was closed Jun 2, 2025 Loading…
5 tasks done
1
36
ENH: Support Series[bool] as indexer for iloc.__getitem__ Enhancement Indexing Related to indexing on series/frames, not to indexes themselves
#61162 by arthurlw was merged Apr 9, 2025 Loading…
5 tasks done
3.0
1
8
BUG: Fix bug in reindexing of period columns after unstack Indexing Related to indexing on series/frames, not to indexes themselves Period Period data type
#61114 by snitish was merged Mar 17, 2025 Loading…
6 tasks
3.0
2
2
BUG: Fix return type of loc/iloc Bug Dtype Conversions Unexpected or buggy dtype conversions Indexing Related to indexing on series/frames, not to indexes themselves
#61054 by sanggon6107 was merged Jun 30, 2025 Loading…
4 of 5 tasks
3.0
1
25
BUG: Fixed assign failure when with Copy-on-Write Bug Copy / view semantics Indexing Related to indexing on series/frames, not to indexes themselves
#60941 by chilin0525 was merged Sep 22, 2025 Loading…
5 tasks done
2.3.3
1
19
Backport PR #60454 on branch 2.3.x (String dtype: coerce missing values in indexers for string dtype Index) Indexing Related to indexing on series/frames, not to indexes themselves Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Strings String extension data type and string data
#60649 by meeseeksmachine was merged Jan 3, 2025 Loading… 2.3
1
BUG: Fix keyerror bug when indexing multiindex columns with NaT values Indexing Related to indexing on series/frames, not to indexes themselves Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
#60463 by snitish was merged Dec 3, 2024 Loading…
3 tasks done
3.0
1
4
String dtype: coerce missing values in indexers for string dtype Index Indexing Related to indexing on series/frames, not to indexes themselves Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Strings String extension data type and string data
#60454 by jorisvandenbossche was merged Jan 2, 2025 Loading… 2.3
1
4
[backport 2.3.x] String dtype: use ObjectEngine for indexing for now correctness over performance (#60329) Indexing Related to indexing on series/frames, not to indexes themselves Strings String extension data type and string data
#60453 by jorisvandenbossche was merged Dec 2, 2024 Loading… 2.3
String dtype: use ObjectEngine for indexing for now correctness over performance Indexing Related to indexing on series/frames, not to indexes themselves Strings String extension data type and string data
#60329 by jorisvandenbossche was merged Nov 26, 2024 Loading… 2.3
15
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