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CLN: Remove .values from groupby.sem #38044

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Nov 26, 2020
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CLN: Remove .values from groupby.sem #38044

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6 changes: 2 additions & 4 deletions pandas/core/groupby/groupby.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1600,10 +1600,8 @@ def sem(self, ddof: int = 1):
cols = result.columns.get_indexer_for(
result.columns.difference(self.exclusions).unique()
)
# TODO(GH-22046) - setting with iloc broken if labels are not unique
# .values to remove labels
result.iloc[:, cols] = (
result.iloc[:, cols].values / np.sqrt(self.count().iloc[:, cols]).values
result.iloc[:, cols] = result.iloc[:, cols] / np.sqrt(
self.count().iloc[:, cols]
)
return result

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