message: Try to revert layer name encode
diff: @@ -626,7 +626,7 @@ def save_weights_to_hdf5_group(f, layers):
  from tensorflow.python.keras import __version__ as keras_version # pylint: disable=g-import-not-at-top
  save_attributes_to_hdf5_group(
  - f, 'layer_names', [layer.name for layer in layers])
  + f, 'layer_names', [layer.name.encode('utf8') for layer in layers])
  f.attrs['backend'] = K.backend()
  f.attrs['keras_version'] = str(keras_version)
  