The Categorical and Enum data types were completely reworked, see https://github.com/pola-rs/polars/releases/tag/py-1.32.0 and https://github.com/pola-rs/polars/pull/23016.
The Categorical and Enum data types were completely reworked, see https://github.com/pola-rs/polars/releases/tag/py-1.32.0 and pola-rs/polars#23016.