code: def auto_mirrored_strategy(self):
      return tfc.run(
          entry_point=os.path.join(
              self.test_data_path, "mnist_example_using_fit.py"
          ),
          requirements_txt=os.path.join(
              self.test_data_path, "requirements.txt"
          ),
          chief_config=tfc.MachineConfig(
              cpu_cores=8,
              memory=30,
              accelerator_type=tfc.AcceleratorType.NVIDIA_TESLA_K80,
              accelerator_count=2,
          ),
      )
  
imports: import os
  import mock
  import tensorflow
  import tensorflow_cloud
  from tensorflow_cloud.utils import google_api_client
label_desc: Use image node_id 3 for calling the RunOnScriptTest obj's underlying member method code with example usage: obj.auto_mirrored_strategy() and returns: tfc