装饰器相关

# 装饰器相关

def auth(func):
    def inner(*args,**kwargs):
        return func(*args,**kwargs)
    return inner

@auth
def login():
    pass

print(login.__name__) # inner

# 使用functools，虽然执行的还是inner函数，但名字不叫inner
import functools

def auth(func):
    @functools.wraps(func)
    def inner(*args,**kwargs):
        return func(*args,**kwargs)
    return inner

@auth
def login():
    pass

@auth
def index():
    pass

print(login.__name__) # login
print(index.__name__) # index

 1 # 一个函数可以被多个装饰器装饰
 2 # 先执行离他最近的装饰器，
 3 
 4 import functools
 5 
 6 def auth0(func):
 7     print("00000000000")
 8     @functools.wraps(func)
 9     def inner(*args,**kwargs):
10         return func(*args,**kwargs)
11     return inner
12 
13 def auth1(func):
14     print("1111111111111111111")
15     @functools.wraps(func)
16     def inner(*args,**kwargs):
17         return func(*args,**kwargs)
18     return inner
19 
20 @auth0
21 @auth1
22 def index():
23     pass