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Pull requests: pandas-dev/pandas

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Pull requests list

BUG: Fix MultiIndex.equals regression regarding code bit-width (#65700)
#65701 opened May 21, 2026 by anzinmhd Contributor Loading…
4 tasks done
1
1
TYP: widen duplicated() input type to AnyArrayLike (GH 42604)
#65699 opened May 21, 2026 by gkneighb Loading…
5 of 7 tasks
1
PERF: Fix performance regression in DatetimeIndex.equals
#65698 opened May 20, 2026 by rhshadrach Member Loading…
BUG: ensure from_arrow() methods use same arrow->pandas conversion as other IO methods Arrow pyarrow functionality
#65696 opened May 20, 2026 by jorisvandenbossche Member • Draft
1 of 4 tasks
1
BUG: fix Index.str.findall regression with list results
#65692 opened May 20, 2026 by Manav-Vaddoriya Loading…
4 tasks done
TST: PoC for CoW inplace validation utility (GH #65676)
#65691 opened May 20, 2026 by GiTaDi-CrEaTe Loading…
4
ASV: Run inplace fillna once per setup
#65688 opened May 20, 2026 by rhshadrach Member Loading…
3
DEPR: deprecate inplace keyword in the DataFrame.drop() method Deprecate Functionality to remove in pandas inplace Relating to inplace parameter or equivalent
#65683 opened May 19, 2026 by tamhahn Contributor • Draft 3.1
4
BUG(pandas 3.0 regression): drop(index=...) doesn't accept NA values when using arrow dtype in index
#65682 opened May 19, 2026 by kjmin622 Contributor Loading…
6 of 7 tasks
1
ASV: garbage collect as part of setup Benchmark Performance (ASV) benchmarks Enhancement
#65681 opened May 18, 2026 by rhshadrach Member Loading… 3.1
Fix case preservation for excel number formats
#65679 opened May 18, 2026 by mrinalcodez Loading…
6 of 7 tasks
1
1
DOC: Rewrite BYearEnd docstring with See Also and examples
#65678 opened May 18, 2026 by Fahad-Hafeez Loading…
1
2
BUG: support for operations with custom objects / object dtype
#65677 opened May 18, 2026 by kjmin622 Contributor Loading…
7 tasks done
1
BUG: Fix CoW alias corruption in DataFrame.eval (#65664) Bug Copy / view semantics expressions pd.eval, query, pd.col
#65675 opened May 18, 2026 by GiTaDi-CrEaTe Loading…
2 of 3 tasks
1
24
CLN: Fix missing blank in error message in astype.py
#65674 opened May 18, 2026 by jorgeperezg Loading…
7 tasks done
Support for mypy 2.1.0 and pyright 1.1.409
#65667 opened May 17, 2026 by Dr-Irv Contributor • Draft
6
TST: Speed up test_read_excel_skiprows_callable_all Testing pandas testing functions or related to the test suite
#65661 opened May 16, 2026 by mroeschke Member Loading… 3.1
CI: Run zizmorcore/zizmor-action for security issues CI Continuous Integration
#65660 opened May 16, 2026 by mroeschke Member Loading… 3.1
1
DOC: Split of describe docstrings between Series / Dataframe
#65659 opened May 16, 2026 by rhshadrach Member Loading…
1
BUG: DataFrame.eval inconsistently handles duplicated columns
#65656 opened May 16, 2026 by kjmin622 Contributor Loading…
6 of 7 tasks
1
BUG: fix silent DataFrame.melt corruption on var_name collisions
#65655 opened May 15, 2026 by gautamvarmadatla Contributor Loading…
6 of 7 tasks
1
TST: Add test for writing UUIDs to parquet with pyarrow #61602
#65647 opened May 15, 2026 by GiTaDi-CrEaTe Loading…
1
20
DOC: fix iloc column swap example in indexing guide (bounty #65446)
#65646 opened May 15, 2026 by bomlinux92-byte Loading…
1
DOC: document column attrs with Copy-on-Write
#65645 opened May 15, 2026 by MukundaKatta Loading…
1
2
Feature/groupby 62414
#65644 opened May 14, 2026 by richacode007-byte Loading…
1
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