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