摘要：
语法糖 import time def timer(f): def innner(): s = time.time() f() e = time.time() print(e - s) return innner @timer#语法糖，@装饰器函数名 def fuc():#被装饰的函数 time.s 阅读全文
摘要：
import time def fuc(): time.sleep(0.01) print("大象你好") def timer(f): def innner(): s = time.time() f() e = time.time() print(e - s) return innner fuc= 阅读全文