code: def sagemaker_session():
      return create_sagemaker_session()
  
imports: from __future__ import absolute_import
  import datetime
  import os
  import uuid
  import pytest
  from mock import Mock
  from sagemaker.analytics import AnalyticsMetricsBase, HyperparameterTuningJobAnalytics, TrainingJobAnalytics
  from sagemaker.session_settings import SessionSettings
label_desc: Use image node_id 1 for calling a global function with example usage: sagemaker_session() and returns: create_sagemaker_session