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Pull requests: pandas-dev/pandas
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BUG: Categorical.map() errors when mapping categories to tuples
#65841
opened Jun 10, 2026 by
SharadhNaidu
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6 of 7 tasks
PERF: Big slowdown of searchsorted on pd.Series
Performance
Memory or execution speed performance
Sorting
e.g. sort_index, sort_values
Strings
String extension data type and string data
fix: Arrow interpolate fast path skips consecutive NAs (GH#65345)
#65839
opened Jun 9, 2026 by
goingforstudying-ctrl
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3 tasks done
BUG: Series.sort_values ignore_index has no effect on already sorted Series (#65833)
#65836
opened Jun 9, 2026 by
rahul-COD3
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BUG: Fix nanany/nanall raising ValueError with skipna=False on nullable dtypes
#65835
opened Jun 9, 2026 by
factnn
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BUG: respect check_series_type=False for ndarray subclass-backed Series (#65770)
#65832
opened Jun 8, 2026 by
NIK-TIGER-BILL
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3 of 7 tasks
BUG: fix undefined behavior flagged by UBSAN
#65831
opened Jun 8, 2026 by
Alvaro-Kothe
Member
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Bump pypa/cibuildwheel from 3.4.1 to 4.0.0
Build
Library building on various platforms
CI
Continuous Integration
Dependencies
Required and optional dependencies
CI: Fix 2.3.x CI failures from dependency and toolchain drift
#65824
opened Jun 7, 2026 by
ghackebeil
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DOC: Improve **kwargs docs for NumPy compatibility
#65822
opened Jun 7, 2026 by
pranavchoudhary-tech
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BUG: Clarify Series ndarray subclass assertion message
#65820
opened Jun 6, 2026 by
nkgotcode
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7 tasks done
BUG: exclude integer rolling on column from result
#65819
opened Jun 6, 2026 by
Diamondterritory
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6 of 7 tasks
BUG: escape SQL identifiers in ADBCDatabase to prevent injection (GH#65065)
#65818
opened Jun 6, 2026 by
adebayopeter
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DOC: Fix malformed type for read_csv/read_table quoting parameter
#65817
opened Jun 5, 2026 by
Labib-Bin-Salam
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2 tasks done
DOC: Fix malformed layout for quoting parameter in read_csv and read_…
#65816
opened Jun 5, 2026 by
dicypr
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7 tasks
DOC: Fix malformed layout for quoting parameter in read_csv and read_…
#65815
opened Jun 5, 2026 by
dicypr
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7 tasks
DataFrame.to_string gained an
ending_header keyword argument (GH#32296)
#65814
opened Jun 5, 2026 by
berasaikat
Contributor
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BUG: to_parquet (pyarrow) opens local path twice
#65811
opened Jun 4, 2026 by
mkviatkovskii
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7 tasks done
ENH: Support callable and index=/columns= kwargs in set_axis
#65808
opened Jun 4, 2026 by
aallahyar
Contributor
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6 of 8 tasks
2
BUG: DataFrameGroupBy.__getitem__ with a tuple key on MultiIndex columns
#65807
opened Jun 4, 2026 by
Lawson-Darrow
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6 of 7 tasks
BUG: apply into to nested mappings in to_dict index orient
#65806
opened Jun 3, 2026 by
parasky98
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PERF: Use is_monotonic in ExtensionArray._monotonic_check
ExtensionArray
Extending pandas with custom dtypes or arrays.
Performance
Memory or execution speed performance
#65803
opened Jun 3, 2026 by
rhshadrach
Member
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PERF: implement pairwise two-pass with xsimd to reduce moments
#65801
opened Jun 3, 2026 by
Alvaro-Kothe
Member
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2 of 7 tasks
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