带参数的要用三层def,第一层写注解里的参数,第二层写函数,第三层写具体逻辑。
如果是不带参数的注解,直接使用后两层即可
def needPermission(permissionstr): def decorator(func): def hasPermission(self,*args, **kw): sessionid = self.get_cookie("session_id") verification = self.get_cookie("verification") # print(sessionid) # print(verification) islogin, content = AuthSdk().isLogin(sessionid, verification) permissionList = [] if islogin: permissionList = content["permissions"] else: self.set_status(401) self.write(R().errorCodeMsg(401, "认证不通过,请确认是否登录")) return # print('%s %s %s():' % (self, permissionstr, func.__name__)) if permissionstr not in permissionList: self.set_status(403) self.write(R().errorCodeMsg(403, "没有访问权限")) return else: return func(self, *args, **kw) return hasPermission return decorator