code: def test_finetune_model(self):
      model = self.finetune_model.eval()
      self.assertTrue(
          test_utils.compare_torchscript_transformer_models(
              model, vocab_size=BERT_VOCAB_SIZE
          )
      )
  
imports: import gc
  import unittest
  import tests.test_utils
  import torch
  from mmf.common.sample import SampleList
  from mmf.modules.hf_layers import replace_with_jit, undo_replace_with_jit
  from mmf.utils.build import build_model
  from mmf.utils.configuration import Configuration
  from mmf.utils.env import setup_imports, teardown_imports
  from mmf.utils.general import get_current_device
label_desc: Use image node_id 4 for calling the TestVisualBertTorchscript obj's underlying member method code with example usage: obj.test_finetune_model() without return types