ray.data.preprocessors.LabelEncoder.preferred_batch_format

classmethod LabelEncoder.preferred_batch_format() → BatchFormat

Batch format hint for upstream producers to try yielding best block format.

The preferred batch format to use if multiple transform methods (_transform_pandas, _transform_numpy, _transform_arrow) are implemented. Defaults to Pandas.

Can be overriden by Preprocessor classes depending on which transform path is the most optimal.

DeveloperAPI: This API may change across minor Ray releases.