def clone_detach_tensor_without_dispatch(x: torch.Tensor) -> torch.Tensor:
"""
Creates a detached clone of `x`, unwrapping x from any dispatched
type before performing the copy.
This is necessary to not leak dispatched types to debugging logic
such as numeric suite.
TODO(future PR): figure out why is_quantized returns False for
the dispatched types, even though the underlying tensor is quantized.
"""
old_class = x.__class__
x.__class__ = torch.Tensor
x_copy = x.clone().detach()
x.__class__ = old_class
return x_copy
