docs: def load_config(path=None, load_user=True):
      """
      Load configuration information from a config directory. Tries directories in this order:
  
      - A path provided as an argument
      - A path specified by the AMBRY_CONFIG environmenal variable
      - ambry in a path specified by the VIRTUAL_ENV environmental variable
      - /etc/ambry
      - ~/ambry
  
      :param path: An iterable of additional paths to load.
      :return: An `AttrDict` of configuration information
      """
  
      from os.path import getmtime
  
      config = AttrDict()
  
      if not path:
          path = ROOT_DIR
  
      config_file = find_config_file(CONFIG_FILE, extra_path=path, load_user=load_user)
  
      if os.path.exists(config_file):
  
          config.update_yaml(config_file)
          config.loaded = [config_file, getmtime(config_file)]
  
      else:
          # Probably never get here, since the find_config_dir would have thrown a ConfigurationError
          config = AttrDict()
          config.loaded = [None, 0]
  
      return config