code: def setUp(self):
      super().setUp()
      self.enter_context(
          test_case_utils.change_working_dir(self.tmp_dir)
      )
  
file_path: tfx/tfx/examples/penguin/penguin_pipeline_kubeflow_test.py
imports: import os
  from unittest import mock
  from absl.testing import parameterized
  import tensorflow
  from tfx.dsl.io import fileio
  from tfx.examples.penguin import penguin_pipeline_kubeflow
  from tfx.utils import test_case_utils
  from tfx.v1 import orchestration
label_desc: Use image node_id 1 for calling the PenguinPipelineKubeflowTest obj's underlying member method code with example usage: obj.setUp() without return types