code: def test_describe_undefined_pipeline():
      with pytest.raises(ClientError) as e:
          LocalSession().sagemaker_client.describe_pipeline(
              "UndefinedPipeline"
          )
      assert "Pipeline UndefinedPipeline does not exist" in str(e.value)
  
imports: from __future__ import absolute_import
  import jsonschema
  import pytest
  import urllib3
  import os
  from botocore.exceptions import ClientError
  from mock import Mock, patch
  from tests.unit import DATA_DIR, SAGEMAKER_CONFIG_SESSION
  import sagemaker
  from sagemaker.workflow.parameters import ParameterString
  from sagemaker.workflow.pipeline import Pipeline
  from tests.unit.sagemaker.workflow.helpers import CustomStep
  from sagemaker.local.local_session import LocalSession
  from sagemaker.local.entities import _LocalPipelineExecution
label_desc: Use image node_id 36 for calling a global function with example usage: test_describe_undefined_pipeline() without return types