code: def testConstructWithoutCustomConfig(self):
      tuner = component.Tuner(
          examples=self.examples,
          schema=self.schema,
          train_args=self.train_args,
          eval_args=self.eval_args,
          tune_args=self.tune_args,
          module_file="/path/to/module/file",
      )
      self._verify_output(tuner)
  
file_path: tfx/tfx/extensions/google_cloud_ai_platform/tuner/component_test.py
imports: import tensorflow
  from tfx.extensions.google_cloud_ai_platform.tuner import component
  from tfx.proto import trainer_pb2
  from tfx.proto import tuner_pb2
  from tfx.types import channel_utils
  from tfx.types import standard_artifacts
label_desc: Use image node_id 4 for calling the TunerTest obj's underlying member method code with example usage: obj.testConstructWithoutCustomConfig() without return types