code: def cwise(tf_fn, xs, output_dtype=None, grad_function=None, name=None):
    
    return slicewise(
        tf_fn, xs, output_dtype=output_dtype, splittable_dims=xs[0].shape.dims,
        grad_function=grad_function, name=name or "cwise")
docs: Component-wise operation with no broadcasting.
  
    Args:
      tf_fn: a component-wise function taking n tf.Tensor inputs and producing
        a tf.Tensor output
      xs: n Tensors
      output_dtype: an optional dtype
      grad_function: an optional python function
      name: an optional string
  
    Returns:
      a Tensor