docs: def get_dir(path_name, *, greedy=False, override=None, identity=None):
      """
      Gets the directory path of the given path name. If the argument 'greedy'
      is specified as True, then if the path name represents a directory itself,
      the function will return the whole path
      """
      if identity is None:
          identity = identify(path_name, override=override)
  
      path_name = os.path.normpath(path_name)
  
      if greedy and identity == ISDIR:
          return path_name
      else:
          return os.path.dirname(path_name)