code: def test_access_to_config():
      """Test that access to _config returns properly _config.
  
      This is because getattr() could grasp any key including `_config` and makes
      it impossible to access the later
      """
      assert Configuration()._config == {}
  
imports: import argparse
  import logging
  import os
  import pytest
  import yaml
  from orion.core.io.config import Configuration, ConfigurationError
label_desc: Use image node_id 5 for calling a global function with example usage: test_access_to_config() without return types