Python中装饰器的用法

1 def func1(test):
2     def deco():
3         #progress
4     return deco#返回函数的地址，达到不改变调用方式的目的

# __Author__Panda-J____

import time


def timer(func):  # for test1 & 2
    start_time = time.time()
    func()  # run func and test its running time
    end_time = time.time()
    print("this func running time is %s" % (end_time - start_time))
return func

@timer
def test1():
    time.sleep(1)
    print("this is test1")


@timer
def test2():
    time.sleep(1)
    print("this is test2")


test1()
test2()