python 计时time

Python计算程序运行时长可用time模块。

例子：

import time

start = time.time()
for i in range(10000000):
    pass
stop = time.time()
running_time = stop - start
print('running time: {}'.format(running_time))

运行结果：

running time: 0.5099999999999909

参考python计算程序运行时间。