docs: def register_for_reply(self, message, callback, *args, **kwargs):
          """
          Registers a callback function to be notified when a reply to `message` arrives.
  
          Warning: In case `callback` as lambda function, saving reply handlers will not work.
  
          :param message:     The message for which we are awaiting a reply.
          :param callback:    The callback function to be called when a reply arrives. Must accept one `message`
                              parameter, which will contain the replied message.
          """
          message_id = message.message_id
          self.register_for_reply_by_message_id(message_id, callback, *args, **kwargs)