src/transformers/models/poolformer/feature_extraction_poolformer.py/PoolFormerFeatureExtractor/__init__
class PoolFormerFeatureExtractor:    def __init__(self, *args, **kwargs) -> None:
        warnings.warn(
            "The class PoolFormerFeatureExtractor is deprecated and will be removed in version 5 of Transformers."
            " Please use PoolFormerImageProcessor instead.",
            FutureWarning,
        )
        super().__init__(*args, **kwargs)