code: def _model(self):
      return standard_artifacts.Model()
  
imports: import sys
  import typing
  from typing import Any, List, Literal, TypedDict
  import unittest
  import tensorflow
  import tfx.types
  from tfx.types import standard_artifacts
  from tfx.utils import typing_utils
  import typing_extensions
  import ml_metadata
label_desc: Use image node_id 1 for calling the TypingUtilsTest obj's underlying member method code with example usage: obj._model() and returns: standard_artifacts