def post(self): o = self.json if not o.name: self.err.name = '请填写姓名' if not o.user_name: self.err.name = '请填写用户名' if not o.password: self.err.name = '请填写密码' if not self.err: User.user_new(o.name, o.user_name, o.password) self.finish(dict(err=self.err.to_dict()))