'Sets shape based parameters of this layer given an input tuple or int
or input layer.
Arguments:
in_obj (int, tuple, Layer or Tensor): object that provides shape
information for layer
Returns:
(tuple): shape of output data'

def configure(self, in_obj):

    super(SkipNode, self).configure(in_obj)
    self.out_shape = self.in_shape
    return self
