code: def get_default_home_dir():
      
      ding0_dir = str(cfg_ding0.get('config',
                                    'config_dir'))
      return os.path.join(os.path.expanduser('~'), ding0_dir)
docs: Return default home directory of Ding0
  
      Returns
      -------
      :any:`str`
          Default home directory including its path