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DOC #62437 Replace @Substitution and @Appender Docs Groupby
#63201 by josquinlarsen was closed Nov 30, 2025 Loading…
6 tasks
PERF: compute kurtosis for ExtensionArray using groupby method Groupby Performance Memory or execution speed performance Reduction Operations sum, mean, min, max, etc.
BUG: groupby raises on non-C-contiguous masks Bug Groupby
#63148 by rhshadrach was merged Nov 20, 2025 Loading…
1 of 6 tasks
TST: Add regression test for groupby().apply() external mutation Apply Apply, Aggregate, Transform, Map Groupby Needs Tests Unit test(s) needed to prevent regressions
BUG: Validate numeric_only parameter in groupby aggregations Bug Error Reporting Incorrect or improved errors from pandas Groupby
ENH: pd.NamedAgg forwards *args and **kwargs to aggfunc Apply Apply, Aggregate, Transform, Map Enhancement Groupby
TYP: Remove OutputFrameOrSeries Groupby Typing type annotations, mypy/pyright type checking
#62683 by rhshadrach was closed Oct 13, 2025 Loading…
1 of 5 tasks
BUG: fix SeriesGroupBy.plot does not respect cmap parameter Bug Groupby Stale Visualization plotting
#62671 by zhuoyahuang was closed Nov 19, 2025 Loading…
2 of 5 tasks
BUG: groupby.idxmin/idxmax with all NA values should raise API - Consistency Internal Consistency of API/Behavior Groupby Reduction Operations sum, mean, min, max, etc.
BUG: fix fill value for gouped sum in case of unobserved categories for string dtype (empty string instead of 0) Bug Groupby Strings String extension data type and string data
BUG: groupby.groups with NA categories fails Bug Categorical Categorical Data Type Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: Fix scatter plot colors in groupby context to match line plot behavior (#59846) Bug Groupby Stale Visualization plotting
#61233 by myenugula was closed Jul 28, 2025 Loading…
5 tasks done
BUG(string dtype): groupby/resampler.min/max returns float on all NA strings Bug Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Reduction Operations sum, mean, min, max, etc. Strings String extension data type and string data
BUG(string dtype): Empty sum produces incorrect result Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Strings String extension data type and string data
BUG: Prevent pd.Series.groupby from showing FutureWarning Bug Groupby Warnings Warnings that appear or should be added to pandas
ENH: Support skipna parameter in GroupBy min, max, prod, median, var, std and sem methods Enhancement Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
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ProTip! Updated in the last three days: updated:>2025-11-29.