code: def test_get_tfx_pipeline_metadata_store_stats_artifact_exists(self):
      stats = self.store.get_artifacts_by_id(
          [tf_testdata_utils.TFX_0_21_STATS_ARTIFACT_ID]
      )
      self.assertLen(stats, 1)
      self.assertTrue(os.path.exists(stats[-1].uri))
  
file_path: model-card-toolkit/model_card_toolkit/utils/testdata/tf_testdata_utils_test.py
imports: import os
  from absl.testing import absltest
  from model_card_toolkit.utils.testdata import tf_testdata_utils
label_desc: Use image node_id 3 for calling the TfTestDataUtilsTest obj's underlying member method code with example usage: obj.test_get_tfx_pipeline_metadata_store_stats_artifact_exists() without return types