src/transformers/models/mobilenet_v1/feature_extraction_mobilenet_v1.py/MobileNetV1FeatureExtractor/__init__
class MobileNetV1FeatureExtractor:    def __init__(self, *args, **kwargs) -> None:
        warnings.warn(
            "The class MobileNetV1FeatureExtractor is deprecated and will be removed in version 5 of Transformers."
            " Please use MobileNetV1ImageProcessor instead.",
            FutureWarning,
        )
        super().__init__(*args, **kwargs)