Fix TargetEncoder compatibility with scikit-learn ColumnTransformer#461

Merged

PaulWestenthanner merged 3 commits intoscikit-learn-contrib:masterfrom

dennisobrien:issue-460-fix_targetencoder

Nov 2, 2025

Commits on Nov 1, 2025

Added a test test_hierarchy_with_scikit_learn_column_transformer to demonstrate the failure detailed in issue 460.
dennisobrien
committed
Fixed an issue with TargetEncoder when used with scikit-learn methods that clone the object and validate that the parameters are unchanged.
dennisobrien
committed

Commits on Nov 2, 2025

Fixed the type hint for _generate_inverted_hierarchy.
dennisobrien
committed