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Pull requests: pandas-dev/pandas
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REF: add ExtensionArray._groupby_quantile method
#64831 opened Mar 24, 2026 by jbrockmendel • Draft
3 tasks done
BUG: fix iloc setitem with nullable EA dtype Series/Index (#47776)
#64830 opened Mar 24, 2026 by jbrockmendel Loading…
4 tasks done
BUG: Fix ValueError when plotting DataFrame with descending DatetimeI…
#64826 opened Mar 24, 2026 by anubhav9369 Loading…
7 tasks done
TST: add regression test for GH#25891 MultiIndex level dropped with single-entry Series arithmetic
#64823 opened Mar 24, 2026 by gambletan Loading…
4 tasks done
BUG: Fix __getitem__ KeyError for np.True_/np.False_ column keys
#64822 opened Mar 24, 2026 by alvinttang Loading…
4 tasks
BUG: C engine read_csv silently casts "1 ," to int when thousands=","
#64821 opened Mar 24, 2026 by alvinttang Loading…
2 tasks
BUG: Fix DataFrame.sum() crash on empty DataFrame with mixed string+numeric columns
#64820 opened Mar 24, 2026 by alvinttang Loading…
3 tasks done
BUG: fix KeyError when looking up tuple in object Index with duplicates Bug
#64817 opened Mar 24, 2026 by jbrockmendel Loading…
2 tasks done
DEPR: warn when NA matches NA in merge Deprecate Functionality to remove in pandas
#64810 opened Mar 23, 2026 by jbrockmendel • Draft
4 tasks done
BUG: fix dt64[non_nano] + offsets with sub-unit offset parameter Bug
#64809 opened Mar 23, 2026 by jbrockmendel Loading…
4 tasks done
DEPR: deprecate SparseArray sparse_index parameter, add from_indices Deprecate Functionality to remove in pandas
#64808 opened Mar 23, 2026 by jbrockmendel Loading…
4 tasks done
PERF: Vectorize MultiIndex.get_locs for list-like keys Performance Memory or execution speed performance
#64807 opened Mar 23, 2026 by jbrockmendel Loading…
3 tasks done
BUG: fix DatetimeIndex + DateOffset near DST transitions Bug
#64806 opened Mar 23, 2026 by jbrockmendel Loading…
3 tasks done
2
BUG: fix is_subperiod/is_superperiod identity for M/Q/Y frequencies Bug
#64804 opened Mar 23, 2026 by jbrockmendel • Draft
4 tasks done
BUG: fix _can_fast_intersect for non-anchored freqs Bug
#64803 opened Mar 23, 2026 by jbrockmendel • Draft
4 tasks done
ENH: Support axis parameter in masked array reductions for 2D arrays Enhancement
#64802 opened Mar 23, 2026 by jbrockmendel Loading…
5 tasks done
ENH: use _cast_pointwise_result in ExtensionArray.map Enhancement
#64801 opened Mar 23, 2026 by jbrockmendel Loading…
4 tasks done
2
BUG: fix float64 precision loss in Series.interpolate for datetime/timedelta indexes Bug
#64800 opened Mar 23, 2026 by jbrockmendel • Draft
4 tasks done
PERF: use np.searchsorted for nearest interpolation instead of scipy interp1d Performance Memory or execution speed performance
#64799 opened Mar 23, 2026 by jbrockmendel • Draft
5 tasks done
BUG: reject unhashable elements in Index constructor Bug
#64798 opened Mar 23, 2026 by jbrockmendel • Draft
5 tasks done
BUG: exclude RangeIndex from _can_use_libjoin, fix _union sorting Bug
#64797 opened Mar 23, 2026 by jbrockmendel • Draft
3 tasks done
BUG: Index.get_indexer with method and NaT/NaN target returns -1 Bug
#64796 opened Mar 23, 2026 by jbrockmendel • Draft
3 tasks done
BUG: fix extra trailing bin in resample("D", closed="right") Bug
#64795 opened Mar 23, 2026 by jbrockmendel • Draft
4 tasks done
PERF: speed up lexsort_indexer for numeric dtypes Performance Memory or execution speed performance
#64794 opened Mar 23, 2026 by jbrockmendel • Draft
4 tasks done
BUG: make resample with Day freq consistent with equivalent Hour freq Bug
#64793 opened Mar 23, 2026 by jbrockmendel • Draft
4 tasks done
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