code: def ctcp_reply(self, command, dst, message=None):
          
          if message is None:
              raw_cmd = u'\x01{0}\x01'.format(command)
          else:
              raw_cmd = u'\x01{0} {1}\x01'.format(command, message)
          self.notice(dst, raw_cmd)
docs: Sends a reply to a CTCP request.
  
          :param command: CTCP command to use.
          :type command: str
          :param dst: sender of the initial request.
          :type dst: str
          :param message: data to attach to the reply.
          :type message: str