code: def get_config():
      """Retrieve global configuration values set by set_config.
  
      Returns
      -------
      config : dict
          Keys are parameter names that can be passed to set_config.
  
      See Also
      --------
      set_config : set global dabl configuration.
      """
      return _global_config.copy()
  
label_desc: Use image node_id 1 for calling a global function with example usage: get_config() and returns: _global_config