code: def test_fx_script_deepfm(self) -> None:
      m = DeepFM(dense_module=torch.nn.Linear(4, 1))
  
      # dryrun to initialize the input
      m([torch.randn(2, 2, 2)])
      gm = torch.fx.GraphModule(m, Tracer().trace(m))
      torch.jit.script(gm)
  
file_path: torchrec/torchrec/modules/tests/test_deepfm.py
imports: import unittest
  import torch
  from torchrec.fx import Tracer
  from torchrec.modules.deepfm import DeepFM, FactorizationMachine
label_desc: Use image node_id 4 for calling the TestDeepFM obj's underlying member method code with example usage: obj.test_fx_script_deepfm() without return types