code: def test_torch_compile_backend_registration(self):
      self.assertIn(
          "onnxrt", torch._dynamo.backends.registry.list_backends()
      )
      backend = torch._dynamo.backends.registry.lookup_backend("onnxrt")
      self.assertEqual(
          backend.__module__, "torch.onnx._internal.onnxruntime"
      )
  
imports: from __future__ import annotations
  import copy
  import dataclasses
  import os
  import sys
  from typing import Tuple
  import onnxruntime
  import torch
  import torch._dynamo.backends.registry
  from parameterized import parameterized
  from torch import nn
  from torch.onnx import _OrtBackend, _OrtBackendOptions, ExportOptions
  from torch.testing._internal import common_utils
  import onnx_test_common
label_desc: Use image node_id 3 for calling the TestDynamoWithONNXRuntime obj's underlying member method code with example usage: obj.test_torch_compile_backend_registration() without return types