code: def inv_transform(self, image: Tensor) -> Tensor:
      raise NotImplementedError
  
imports: import torch
  from numpy import ndarray
  from torch import Tensor
  from typing import Tuple
  from collections import namedtuple
label_desc: Use image node_id 3 for calling the EvalTransform obj's underlying member method code with example usage: obj.inv_transform(image) without return types