(self, x)
return x
Returns the input as output.

        Arguments:
            x (Tensor or optree): input value

        Returns:
            Tensor or optree: identical to input
Returns the input as output.
Returns the input as output .
def __call__(self, x):
        """
        Returns the input as output.

        Arguments:
            x (Tensor or optree): input value

        Returns:
            Tensor or optree: identical to input
        """
        return x
def __call__ ( self , x ) : return x