fix: avoid mutable default argument for metadata_columns#588
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AbedSalekin wants to merge 3 commits into
Open
fix: avoid mutable default argument for metadata_columns#588AbedSalekin wants to merge 3 commits into
AbedSalekin wants to merge 3 commits into
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Apr 23, 2026
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Fixes a Python mutable default argument issue in metadata_columns.
Replaces default [] with None and initializes safely inside functions:
if metadata_columns is None:
metadata_columns = []
This prevents unintended shared state across function calls