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⚡️ Speed up function _rename_aggregated_columns by 24% #16

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⚡️ Speed up function _rename_aggregated_columns by 24% #16

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11 changes: 10 additions & 1 deletion unstructured/metrics/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -63,7 +63,16 @@ def _rename_aggregated_columns(df):
pandas.DataFrame: A new DataFrame with renamed aggregated columns.
"""
rename_map = {"_mean": "mean", "_stdev": "stdev", "_pstdev": "pstdev", "_count": "count"}
return df.rename(columns=rename_map)
# Create a mapping only for columns that exist in the DataFrame and are exact matches
col_map = {}
for col in df.columns:
if col in rename_map:
col_map[col] = rename_map[col]

# If no columns were renamed, just return the original DataFrame
if not col_map:
return df
return df.rename(columns=col_map)


def _format_grouping_output(*df):
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