代码语言:javascript复制
import time
from functools import wraps
def time_this_function(func):
#作为装饰器使用,返回函数执行需要花费的时间
@wraps(func)
def wrapper(*args,**kwargs):
start=time.time()
result=func(*args,**kwargs)
end=time.time()
print("函数:",func.__name__,"运行时间:",round(end-start,4),"s")
return result
return wrapper
if __name__=='__main__':
@time_this_function
def count_number(n):
while n>0:
time.sleep(0.1)
n =-1
count_number(10)
输出:函数: count_number 运行时间: 1.0036 s