def _try_noop(x: Var, indices_axes: List[int], name: str) -> bool:
        """
        If all elements in indices are None, simpily return the original tensor
        """
        if len(indices_axes) == 0:
            identity = mb.identity(x=x, name=name)
            context.add(identity)
            return True
        else:
            return False

        If all elements in indices are None, simpily return the original tensor
        
coremltools/converters/mil/frontend/torch/ops.py