code: def _compare_models(self, model_1, model_2, expect_same: bool):
      if expect_same:
          self.assertMultiLineEqual(repr(model_1), repr(model_2))
      else:
          self.assertNotEqual(repr(model_1), repr(model_2))
  
imports: import copy
  import logging
  import unittest
  import torch
  import torch.nn
  from classy_vision.generic.util import get_torch_version
  from classy_vision.models import build_model, RegNet
  from parameterized import parameterized
label_desc: Use image node_id 1 for calling the TestRegNet obj's underlying member method code with example usage: obj._compare_models(model_1, model_2, expect_same) without return types