          self.kernel_size = kernel_size
          super().__init__(**kwargs)
  
      def build(self, input_shape):
          self.input_spec = [InputSpec(shape=input_shape)]
          super().build(input_shape)
  
      def compute_output_shape(self, input_shape):
          """Computes the output shape of the layer.
  
 
</s> remove         super(ReflectionPadding2D, self).__init__(**kwargs)
 </s> add         super().__init__(**kwargs) </s> remove         super(ReflectionPadding2D, self).build(input_shape)
 </s> add         super().build(input_shape) </s> remove         """ If you are using "channels_last" configuration"""
 </s> add         """Computes the output shape of the layer.

        Assumes that the layer will be built to match that input shape provided.

        Parameters
        ----------
        input_shape: tuple or list of tuples
            Shape tuple (tuple of integers) or list of shape tuples (one per output tensor of the
            layer).  Shape tuples can include None for free dimensions, instead of an integer.

        Returns
        -------
        tuple
            An input shape tuple
        """
        """Creates the layer weights.

        Must be implemented on all layers that have weights.

        Parameters
        ----------
        input_shape: tensor
            Keras tensor (future input to layer) or ``list``/``tuple`` of Keras tensors to
            reference for weight shape computations.
        """
          self.kernel_size = kernel_size
          super().__init__(**kwargs)
  
      def build(self, input_shape):
        """Creates the layer weights.

        Must be implemented on all layers that have weights.

        Parameters
        ----------
        input_shape: tensor
            Keras tensor (future input to layer) or ``list``/``tuple`` of Keras tensors to
            reference for weight shape computations.
        """
          self.input_spec = [InputSpec(shape=input_shape)]
          super().build(input_shape)
  
      def compute_output_shape(self, input_shape):
          """Computes the output shape of the layer.
  
keep keep keep add keep 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/layers.py