  #!/usr/bin/env python3
  """ Normaliztion methods for faceswap.py
      Code from:
          shoanlu GAN: https://github.com/shaoanlu/faceswap-GAN"""
  
  import sys
  import inspect
  
  from keras.engine import Layer, InputSpec
 
</s> remove """ Custom Layers for faceswap.py
    Layers from:
        the original https://www.reddit.com/r/deepfakes/ code sample + contribs
        shoanlu GAN: https://github.com/shaoanlu/faceswap-GAN"""
 </s> add """ Custom Layers for faceswap.py. """ </s> remove """ Custom Loss Functions for faceswap.py
    Losses from:
        keras.contrib
        dfaker: https://github.com/dfaker/df
        shoanlu GAN: https://github.com/shaoanlu/faceswap-GAN"""
 </s> add """ Custom Loss Functions for faceswap.py """ </s> remove """ Neural Network Blocks for faceswap.py
    Blocks from:
        the original https://www.reddit.com/r/deepfakes/ code sample + contribs
        dfaker: https://github.com/dfaker/df
        shoanlu GAN: https://github.com/shaoanlu/faceswap-GAN"""
 </s> add """ Neural Network Blocks for faceswap.py. """ </s> remove import tensorflow as tf
import keras.backend as K
 </s> add  </s> remove from keras import initializers
 </s> add 
""" Normalization methods for faceswap.py. """
  #!/usr/bin/env python3
""" Normalization methods for faceswap.py. """
""" Normalization methods for faceswap.py. """
""" Normalization methods for faceswap.py. """
  
  import sys
  import inspect
  
  from keras.engine import Layer, InputSpec
keep replace replace replace keep keep keep keep keep
 Simple backend unit tests (#1020)

* Add simple backend tests for lib.model
* Document lib.model
* Fix GMSD Loss for AMD
* Remove obsolete code from lib.model 
lib/model/normalization.py