code: def __init__(self):
      super().__init__()
      self.bar = "baz"
  
imports: from unittest import mock
  from absl.testing import parameterized
  import tensorflow
  from tfx.dsl.compiler import compiler
  from tfx.orchestration import pipeline
  from tfx.orchestration import tfx_runner
  from tfx.tools.cli.handler import dag_runner_patcher
label_desc: Use image node_id 1 to create a new _DummyDagRunner object from inherited base classes: tfx_runner with example: obj = _DummyDagRunner()