python调用函数超时设置

By | July 7, 2020

1、Windows中sign报错,Linux能很好的使用:
https://pypi.python.org/pypi/timeout-decorator

import time
import timeout_decorator

@timeout_decorator.timeout(5)
def mytest():
    print("Start")
    for i in range(1,10):
        time.sleep(1)
        print("{} seconds have passed".format(i))

if __name__ == '__main__':
    mytest()

2、Windows可以使用,Linux报错不能导入包
https://pypi.python.org/pypi/func_timeout

from func_timeout import func_set_timeout, FunctionTimedOut
@func_set_timeout(2.5)
def mytest2():
    print("Start")
    for i in range(1, 10):
        print("%d seconds have passed" % i)
        time.sleep(10)
if __name__ == '__main__':
    try:
        mytest2()
    except FunctionTimedOut as e:
        print('mytest2:::', e)

调用函数时捕获异常,可以在程序暂停时产生作用。

3、Windows、Linux都可以使用的
https://pypi.python.org/pypi/stopit

import stopit
@stopit.threading_timeoutable()
def infinite_loop():
    # As its name says...
    try:
        print("Start")
        for i in range(1, 10):
            print("%d seconds have passed" % i)
            time.sleep(10)
    except Exception as e:
        traceback.print_exc()

if __name__ == '__main__':
  infinite_loop(timeout=1)

超时会抛出异常,我们可以设置 try except 捕获。
程序运行中可以抛出异常。如果暂停或者卡住,就无效了。

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