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Remove walrus operator for Python 3.7 compatiblity (#18205)
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@@ -74,8 +74,10 @@ class PandasDataLoader(DataLoader):
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return inspect(self._db_engine).default_schema_name
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def _take_data_types(self, table: Table) -> Optional[Dict[str, str]]:
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if metadata_table := table.table_metadata:
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if types := metadata_table.types:
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metadata_table = table.table_metadata
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if metadata_table:
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types = metadata_table.types
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if types:
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return types
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return None
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