code: def testUseTfxType(self):
      instance = standard_artifacts.ExampleStatistics()
      self.assertIsInstance(
          instance, standard_artifacts.ExampleStatistics
      )
  
imports: import math
  from typing import Any, Dict
  from unittest import mock
  import absl
  import tensorflow
  from tfx.types import standard_artifacts
  from tfx.utils import json_utils
label_desc: Use image node_id 1 for calling the StandardArtifactsTest obj's underlying member method code with example usage: obj.testUseTfxType() without return types