code: def s3_files_kms_key(sagemaker_session):
      return get_or_create_kms_key(sagemaker_session=sagemaker_session)
  
file_path: sagemaker-python-sdk/tests/integ/test_s3.py
imports: from __future__ import absolute_import
  import io
  import os
  import uuid
  import pytest
  from sagemaker.s3 import S3Uploader
  from sagemaker.s3 import S3Downloader
  from tests.integ.kms_utils import get_or_create_kms_key
label_desc: Use image node_id 1 for calling a global function with example usage: s3_files_kms_key(sagemaker_session) and returns: get_or_create_kms_key