code: def setUp(self):
      super().setUp()
      self._schema_base_dir = os.path.join(
          os.path.dirname(__file__), "artifact_types"
      )
  
imports: import os
  from absl.testing import parameterized
  from kfp.pipeline_spec import pipeline_spec_pb2
  import tensorflow
  from tfx.dsl.io import fileio
  from tfx.orchestration import data_types
  from tfx.orchestration.kubeflow.v2 import compiler_utils
  from tfx.types import artifact
  from tfx.types import channel
  from tfx.types import channel_utils
  from tfx.types import standard_artifacts
  from tfx.types.experimental import simple_artifacts
  import yaml
  from google.protobuf import text_format
label_desc: Use image node_id 1 for calling the CompilerUtilsTest obj's underlying member method code with example usage: obj.setUp() without return types