I'm confused about this code“class Normalization(tf.keras.layers.experimental.preprocessing.PreprocessingLayer):”

[Wang-Dlut]

I'm confused about this code“class Normalization(tf.keras.layers.experimental.preprocessing.PreprocessingLayer):”，It makes me feel that this code is very complex

[markub3327]

@Wang-Dlut Only for backward compatibility with older versions of Keras.

[Wang-Dlut]

Thank you very much！ There is important news in the email, hahaha