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8 changes: 8 additions & 0 deletions unstructured/metrics/utils.py
Original file line number Diff line number Diff line change
Expand Up @@ -71,6 +71,14 @@ def _format_grouping_output(*df):
Concatenates multiple pandas DataFrame objects along the columns (side-by-side)
and resets the index.
"""
if df and all(isinstance(d, pd.DataFrame) and isinstance(d.index, pd.RangeIndex) for d in df):
try:
result = pd.concat(df, axis=1)
result.insert(0, "index", range(len(result)))
return result
except Exception:
pass

return pd.concat(df, axis=1).reset_index()


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