code: def test_aten_div_scalar_at_3(self):
      model_path = (
          pytorch_test_dir
          + "/jit/fixtures/test_versioned_div_scalar_float_v3.pt"
      )
      loaded_model = torch.jit.load(model_path)
      FileCheck().check("prim::If").run(loaded_model.graph)
      FileCheck().check_count("aten::div", 2).run(loaded_model.graph)
  
      buffer = io.BytesIO()
      torch.jit.save(loaded_model, buffer)
      buffer.seek(0)
      version = self._load_model_version(loaded_model)
      self.assertEqual(version, 4)
      loaded_model_twice = torch.jit.load(buffer)
  
      self.assertEqual(
          loaded_model(torch.Tensor([5.0, 3.0]), 2.0),
          loaded_model_twice(torch.Tensor([5.0, 3.0]), 2.0),
      )
  
imports: import io
  import os
  import sys
  import torch
  import zipfile
  from torch.testing import FileCheck
  from typing import Union
  from torch.testing._internal.jit_utils import JitTestCase
label_desc: Use image node_id 12 for calling the TestUpgraders obj's underlying member method code with example usage: obj.test_aten_div_scalar_at_3() without return types