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Pull requests: pandas-dev/pandas
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ENH: Integer NA Extension Array Dtype Conversions Unexpected or buggy dtype conversions Enhancement ExtensionArray Extending pandas with custom dtypes or arrays. Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
PERF: cythonizing _concat_date_cols; conversion to float without exceptions in _does_string_look_like_datetime Datetime Datetime data dtype Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Performance Memory or execution speed performance
ENH: fill_value argument for shift #15486 Enhancement Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Reshaping Concat, Merge/Join, Stack/Unstack, Explode
ENH: Add dropna in groupby to allow NaN in keys Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
EHN/FIX: Add na_last parameter to DataFrame.sort. Fixes GH3917 Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: DataFrame.groupby(., dropna=True, axis=0) incorrectly throws ShapeError Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: Index.get_indexer_non_unique misbehaves with multiple nan Indexing Related to indexing on series/frames, not to indexes themselves Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
ENH: Implement Kleene logic for BooleanArray ExtensionArray Extending pandas with custom dtypes or arrays. Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
ENH: add NA scalar for missing value indicator, use in StringArray. Enhancement Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
ENH: Enable indexing with nullable Boolean Indexing Related to indexing on series/frames, not to indexes themselves Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate NA - MaskedArrays Related to pd.NA and nullable extension arrays
Cythonized GroupBy Fill Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Performance Memory or execution speed performance
API: allow nan-likes in StringArray constructor ExtensionArray Extending pandas with custom dtypes or arrays. Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Strings String extension data type and string data
#41412 by lithomas1 was closed Apr 24, 2022 Loading…
4 tasks done
FIX: fix interpolate with kwarg limit area and limit direction using pad or bfill Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#31048 by cchwala was closed Nov 27, 2020 Loading…
5 tasks done
CLN/DOC/TST: Categorical fixups (GH7768) API Design Bug Categorical Categorical Data Type Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
Fix #25099 set na_rep values before converting to string to prevent data truncation Bug ExtensionArray Extending pandas with custom dtypes or arrays. IO CSV read_csv, to_csv Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Output-Formatting __repr__ of pandas objects, to_string
Construction of Series from dict containing NaN as key Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Reshaping Concat, Merge/Join, Stack/Unstack, Explode
Make group_mean compatible with NaT Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
ENH: Add skipna parameter to infer_dtype Enhancement Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
ENH: ExtensionArray.fillna ExtensionArray Extending pandas with custom dtypes or arrays. Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: support casting from bool array to EA Integer dtype Bug ExtensionArray Extending pandas with custom dtypes or arrays. Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: fix categorical comparison with missing values (#26504 ) Bug Categorical Categorical Data Type Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: MultiIndex not dropping nan level and invalid code value Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate MultiIndex
Series pct_change fill_method behavior API Design Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
#25291 by albertvillanova was closed Sep 20, 2019 Loading…
4 tasks
Allow interpolate() to fill backwards as well as forwards API Design Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: Fix initialization of DataFrame from dict with NaN as key Dtype Conversions Unexpected or buggy dtype conversions Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
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