cli.py 文件源码

def cmdloop_with_history(self):
      """
      Better command loop, with history file and tweaked readline
      completion delimiters.
      """

      old_completer_delims = readline.get_completer_delims()
      if self.histfile is not None:
        try:
          readline.read_history_file(self.histfile)
        except IOError:
          pass
      try:
        readline.set_completer_delims("".join(set(old_completer_delims) - set(self.identchars)))
        self.cmdloop()
      finally:
        if self.histfile is not None and readline.get_current_history_length():
          readline.write_history_file(self.histfile)
        readline.set_completer_delims(old_completer_delims)