code: def testPatcherWithoutRealRun(self, mock_run):
      patcher = _DummyDagRunnerPatcher(self, False)
      with patcher.patch() as _:
          _DummyDagRunner().run(
              tfx_pipeline.Pipeline(_PIPELINE_NAME, "")
          )
          mock_run.assert_not_called()
  
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 2 for calling the DagRunnerPatcherTest obj's underlying member method code with example usage: obj.testPatcherWithoutRealRun(mock_run) without return types