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Don't call string replace on an empty dataframe #485

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merged 2 commits into from
Oct 27, 2023
Merged

Don't call string replace on an empty dataframe #485

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0894da3
Don't call string replace on an empty dataframe
lajohn4747 Oct 26, 2023
888897c
Add unit test to catch empty dataframe due to no categorical data
lajohn4747 Oct 27, 2023
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7 changes: 4 additions & 3 deletions sdmetrics/reports/multi_table/_properties/inter_table_trends.py
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Original file line number Diff line number Diff line change
Expand Up @@ -130,12 +130,13 @@ def _generate_details(self, real_data, synthetic_data, metadata, progress_bar=No
denormalized_real, denormalized_synthetic, merged_metadata,
progress_bar=progress_bar, column_pairs=parent_child_pairs
)

details['Parent Table'] = parent
details['Child Table'] = child
details['Foreign Key'] = foreign_key
details['Column 1'] = details['Column 1'].str.replace(f'{parent}.', '', n=1)
details['Column 2'] = details['Column 2'].str.replace(f'{child}.', '', n=1)

if not details.empty:
details['Column 1'] = details['Column 1'].str.replace(f'{parent}.', '', n=1)
details['Column 2'] = details['Column 2'].str.replace(f'{child}.', '', n=1)
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all_details.append(details)

self.details = pd.concat(all_details, axis=0).reset_index(drop=True)
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