【Rollo的Python之路】Python 装饰器学习笔记

Python 装饰器：

 

import time

def foo():
    print("foo.....")
    time.sleep(2)

def bar():
    print("bar...")
    time.sleep(3)

def show_time(f):
    start = time.time()
    f()
    end = time.time()
    print("spend %s" % (end-start))

show_time(foo)

show_time(bar)