code: def get_role(sagemaker_session):
      return get_execution_role(sagemaker_session)
  
imports: from __future__ import absolute_import
  import os.path
  import tarfile
  import logging
  import nbformat
  import pytest
  from sagemaker import get_execution_role
  from sagemaker.s3 import S3Downloader
  from sagemaker.s3_utils import s3_path_join
  from sagemaker.utils import name_from_base
  from sagemaker.workflow import ParameterString
  from sagemaker.workflow.notebook_job_step import NotebookJobStep
  from sagemaker.workflow.parameters import ParameterInteger, ParameterBoolean
  from sagemaker.workflow.pipeline import Pipeline
  from sagemaker.utils import _tmpdir
  from tests.integ.retry import retries
  from tests.integ.sagemaker.workflow.helpers import wait_pipeline_execution
  from tests.integ import kms_utils
  from sagemaker.workflow.function_step import step
label_desc: Use image node_id 7 for calling a global function with example usage: get_role(sagemaker_session) and returns: get_execution_role