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Pull requests list

[backport 2.3.x] BUG: fix fill value for gouped sum in case of unobserved categories for string dtype (empty string instead of 0) (#61909)
#61963 opened Jul 26, 2025 by jorisvandenbossche Loading… 2.3.2
Update pytables.py to include a more thorough description of the min_itemsize variable
#62068 opened Aug 8, 2025 by JoeDediop Loading…
5 tasks
1
DEPS: Bump Meson, lower pin Cython Build Library building on various platforms Dependencies Required and optional dependencies
#62086 opened Aug 10, 2025 by mroeschke Loading…
6
DOC: Sort the pandas API reference navbar in alphabetical order
#62099 opened Aug 12, 2025 by DoNguyenHung Loading…
2 of 5 tasks
1
1
DOC: Add to_julian_date to DatetimeIndex methods listing
#62090 opened Aug 12, 2025 by echedey-ls Loading…
1 task
DOC: clarify Series alignment when assigning to DataFrame column (GH#39845)
#62082 opened Aug 9, 2025 by SKTT1Bert Loading…
5 tasks done
1
adding pandas.api.typing.aliases and docs Typing type annotations, mypy/pyright type checking
#61735 opened Jun 29, 2025 by Dr-Irv Loading…
5 tasks done
1
34
DOC: Add docstring for asarray_tuplesafe in common.py
#62079 opened Aug 9, 2025 by eduardocamacho10 Loading…
1 of 5 tasks
[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
1
99
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
11
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
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
1
49
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 opened Apr 30, 2025 by rit4rosa Loading…
1
2
ENH: Implement translations infrastructure Docs Stale
#61380 opened Apr 30, 2025 by goanpeca Loading…
85
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
3
ENH, DOC: Add JupyterLite-powered interactive examples for the pandas documentation Stale Web pandas website
#61061 opened Mar 5, 2025 by agriyakhetarpal • Draft
2 of 5 tasks
1
16
ENH: support reading directory in read_csv IO CSV read_csv, to_csv
#61275 opened Apr 12, 2025 by fangchenli Loading…
5 tasks done
6
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
1
13
ENH: Added DataFrame.nsorted to select top n rows according to column-dependent order Stale
#61457 opened May 19, 2025 by MartinBraquet Loading…
5 tasks done
1
19
BUG: Fix assert_frame_equal dtype handling when check_dtype=False (#61473) Stale Testing pandas testing functions or related to the test suite
#61525 opened May 31, 2025 by iabhi4 Loading…
4 tasks done
1
4
API: Replace na_action parameter in Series/DataFrame/Index.map by the standard skipna API Design Apply Apply, Aggregate, Transform, Map Stale
#61530 opened Jun 1, 2025 by datapythonista Loading…
5 tasks done
15
Parallelize test_sql.py - Issue #60378 IO SQL to_sql, read_sql, read_sql_query Stale Testing pandas testing functions or related to the test suite
#61551 opened Jun 4, 2025 by dShcherbakov1 Loading…
4 tasks
1
6
BUG: Fix Series.str.zfill for ArrowDtype string arrays #61485 Stale Strings String extension data type and string data
#61533 opened Jun 1, 2025 by iabhi4 Loading…
4 tasks done
1
15
ENH: Implemented MultiIndex.searchsorted method ( GH14833) Enhancement MultiIndex Stale
#61435 opened May 12, 2025 by GSAUC3 Loading…
5 tasks done
1
30
BUG: Raise ValueError on integer indexers containing NA; skip test for unsupported EAs(#56727) Bug ExtensionArray Extending pandas with custom dtypes or arrays. Stale Testing pandas testing functions or related to the test suite
#61465 opened May 20, 2025 by pelagiavlas Loading…
5 tasks done
1
2
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