装饰器 未整理

import time
def cal_time(func):  #计算时间的装饰器
    def wrapper(*args,**kwargs):
        t1 = time.time()
        res = func(*args,**kwargs)
        t2 = time.time()
        print('函数%s运行时间:%s'%(func.__name__,t2 - t1))
        return res

    return wrapper

def home():
print('-------欢迎登录-------')
def america():
print('-------美国专区-------')
user_status = False

def login(s):
def outer(func):
def inner(*arg):
global user_status
if user_status == False:
name = input('用户名..')
pwd = input('密码')
if name == '111' and pwd == '111':
user_status = True
else:
print('账号密码不对')
else:
print('用户已登录，认证通过')
if user_status == True:
func(*arg)
return inner
return outer

login(1)
# @login('qq')
# def henan(style):
# print('-------河南专区-------',style)
# henan('3p')
# xx = login('qq') #xx = 返回outer地址
# henan = xx(henan) # 左边henan = outer(henan)，此时左边henan = inner（*arg）执行henan(*arg)
# henan('3p')

user_status = False  # 用户登录了就把这个改成True
def login(auth_type): #qq

    def outer(func): #henan
        def inner(*args,**kwargs): #3p
            _username = "alex"  # 假装这是DB里存的用户信息
            _password = "abc!23"  # 假装这是DB里存的用户信息
            global user_status
            if user_status == False:
                username = input("user:")
                password = input("pasword:")

                if username == _username and password == _password:
                    print("welcome login....")
                    user_status = True
                else:
                    print("wrong username or password!")
            else:
                print("用户已登录，验证通过...")

            if user_status:
                func(*args,*kwargs) #3p

        return inner
    return outer



def home():
    print("---首页----")

def america():
    print("----欧美专区----")


def japan():
    print("----日韩专区----")


@login('qq') # henan = login('qq')(henan) = inner
def henan(style):
    print("----河南专区----",style)