python 定时器，如何进行周期性的函数运行、状态检查，百分比计算？

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schedule 执行定时任务

https://stackoverflow.com/questions/373335/how-do-i-get-a-cron-like-scheduler-in-python
https://docs.python.org/3/library/sched.html

sche

schedule

import schedule
import time

def job():
    print("I'm working..."