code: def datetime_obj():
      return datetime.datetime(2017, 6, 16, 15, 55, 0)
  
imports: from __future__ import absolute_import
  import botocore.exceptions
  import pytest
  import unittest.mock
  import datetime
  from unittest.mock import patch
  from sagemaker import Session
  from sagemaker.experiments import experiment
  from sagemaker.experiments._api_types import TrialSummary
label_desc: Use image node_id 1 for calling a global function with example usage: datetime_obj() and returns: datetime