code: def _compare_model_state(self, state, state2):
      compare_model_state(self, state, state2)
  
file_path: ClassyVision/test/manual/models_classy_vision_model_test.py
imports: import copy
  import unittest
  from collections import defaultdict
  import torch
  from classy_vision.heads import build_head
  from classy_vision.models import build_model, ClassyModel
  from test.generic.config_utils import get_test_model_configs
  from test.generic.utils import compare_model_state
label_desc: Use image node_id 2 for calling the TestClassyModel obj's underlying member method code with example usage: obj._compare_model_state(state, state2) without return types