修饰器练习
import time
# def foo():
# print("in the foo")
# bar()
# #foo()
# def bar():
# print("in the bar")
#
# foo()
# bar()
def bar(): #基本函数
time.sleep(4)
print("in the bar")
def test1(func1): #装饰器--用来装饰基本函数,为其增加了计时器的功能
start_time = time.time()
func1() #func1 = bar -- print("in the bar")
stop_time = time.time()
print("func1 is running %s" %(stop_time - start_time))
def test2(func2):
print(func2)
return func2
print(test2(bar)) #bar 传的是bar对应的内存地址
test2(bar()) #bar()传的是bar()函数的内容