ENH: Support mask for groupby var and mean #48078
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phofl
commented
Aug 14, 2022
| @@ -592,6 +594,16 @@ def _call_cython_op( | |||
| min_count=min_count, | |||
| is_datetimelike=is_datetimelike, | |||
| ) | |||
| elif self.how == "var": | |||
| func( | |||
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This part needs some refactoring when every algo supports masks
…r_mean # Conflicts: # pandas/core/groupby/ops.py
mroeschke
added
Groupby
NA - MaskedArrays
…r_mean # Conflicts: # pandas/core/groupby/ops.py
…r_mean # Conflicts: # pandas/core/groupby/ops.py
rhshadrach
approved these changes
Aug 30, 2022
|
Thx for review @rhshadrach |
noatamir
pushed a commit
to noatamir/pandas
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Nov 9, 2022
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doc/source/whatsnew/vX.X.X.rstfile if fixing a bug or adding a new feature.This saves around 30-35% in the aggregation operation for nullable dtypes with 1/3 missing values compared to the previous implementation
cc @jorisvandenbossche