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Pull requests: pandas-dev/pandas
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DEPR: na_sentinel in factorize Algos Non-arithmetic algos: value_counts, factorize, sorting, isin, clip, shift, diff Deprecate Functionality to remove in pandas Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: added missing fill_na parameter to DataFrame.unstack() with list of levels Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Reshaping Concat, Merge/Join, Stack/Unstack, Explode
ENH:column-wise DataFrame.fillna and duplicated DataFrame.fillna with Series and Dict Enhancement Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Stale
#30922 by proost was closed Dec 8, 2020 Loading…
5 tasks done
BUG: Concatentation of TZ-aware dataframes (#12396) (#18447) Datetime Datetime data dtype Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Reshaping Concat, Merge/Join, Stack/Unstack, Explode
BUG: don't mangle NaN-float-values and pd.NaT (GH 22295) Algos Non-arithmetic algos: value_counts, factorize, sorting, isin, clip, shift, diff Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
ERR: Boolean comparisons of a Series vs None will now be equivalent to null comparisons Compat pandas objects compatability with Numpy or Python functions Dtype Conversions Unexpected or buggy dtype conversions Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: Accept dict or Series in fillna for categorical Series Categorical Categorical Data Type Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
ENH: Implement _from_sequence_of_strings for BooleanArray ExtensionArray Extending pandas with custom dtypes or arrays. Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
REF: use _validate_fill_value in Index.insert Index Related to the Index class or subclasses Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Refactor Internal refactoring of code
BUG: GroupBy.count() and GroupBy.sum() incorreclty return NaN instead of 0 for missing categories Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
API: mode.nan_is_na to consistently distinguish NaN-vs-NA Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate NA - MaskedArrays Related to pd.NA and nullable extension arrays
BUG: Fix for fillna ignoring axis=1 parameter (issues #17399 #17409) Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
#28441 by jorvis was closed Nov 7, 2019 Loading…
3 of 5 tasks
COMPAT: sum/prod on all nan will remain nan regardless of bottleneck install Compat pandas objects compatability with Numpy or Python functions Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Numeric Operations Arithmetic, Comparison, and Logical operations
BUG: #12624 where Panel.fillna() ignores inplace=True Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: Fix issue with incorrect groupby handling of NaT Datetime Datetime data dtype Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: GH11206 where pd.isnull did not consider numpy NaT null Datetime Datetime data dtype Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: fix isin with nans and large arrays Algos Non-arithmetic algos: value_counts, factorize, sorting, isin, clip, shift, diff Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
make null lowercase a missing value IO CSV read_csv, to_csv Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
Move NaT to self-contained module Datetime Datetime data dtype Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: Fix fillna on multi indexed Dataframe doesn't work DataFrame DataFrame data structure Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate MultiIndex
ENH: support datetime64, datetime64tz in nanops.mean, nanops.median Datetime Datetime data dtype Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Timezones Timezone data dtype
Dropna argument is now respected when false in pivot_table Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Reshaping Concat, Merge/Join, Stack/Unstack, Explode
BUG: fillna ignoring axis=1 parameter. #17399 Bug Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
#17409 by pratapvardhan was closed Feb 24, 2018 Loading…
4 tasks done
ENH-19629: Adding numpy nansun/nanmean, etc etc to _cython_table Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Numeric Operations Arithmetic, Comparison, and Logical operations
#19670 by AaronCritchley was closed May 7, 2018 Loading…
4 tasks done
ENH Warn about panel.to_frame() discarding NaN GH7879 API Design Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Reshaping Concat, Merge/Join, Stack/Unstack, Explode
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