1.4.0
Imp splitting of test_preprocessing.py
TST Extend tests for `scipy.sparse.*array` in `sklearn/preprocessing/tests/test_common.py` (#27164)
FIX Apply dtype param in `check_array_api_compute_metric` unit test (#27940)
MAINT Fix typos found by codespell (#26852)
FIX improve error message in `check_array` when getting a `Series` and expecting a 2D container (#28090)
FIX ensure consistency or column and feature names in FunctionTransformer (#27801)
TST Extend tests for `scipy.sparse.*array` in `sklearn/preprocessing/tests/test_label.py` (#27227)
TST Extend tests for `scipy.sparse.*array` in `test_polynomial.py` (#27166)
ENH Allows multiclass target in `TargetEncoder` (#26674)