code: def inv(self) -> ConditionalTransform:
      return self._transform
  
imports: from abc import ABC, abstractmethod
  import torch
  import torch.nn
  from .torch import TransformedDistribution
  from .torch_transform import ComposeTransformModule
label_desc: Use image node_id 2 for calling the _ConditionalInverseTransformModule obj's underlying member method code with example usage: obj.inv() and returns: self