详解Python3定时器任务代码
发布时间:2020-12-17 17:46:54 所属栏目:Python 来源:网络整理
导读:使用threading写的一个定时器任务demo: import timeimport sysimport signalimport datetimeimport threading#定时器def schedule_update(): t = threading.Timer(0,event_func) t.setDaemon(True) t.start()#执行函数def event_func(): now_time = datetim
使用threading写的一个定时器任务demo: import time import sys import signal import datetime import threading #定时器 def schedule_update(): t = threading.Timer(0,event_func) t.setDaemon(True) t.start() #执行函数 def event_func(): now_time = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S') print(now_time) exec_update() #update_openvas_dbs_from_cache() interval_time = delay_time() t = threading.Timer(interval_time,event_func) t.setDaemon(True) t.start() #取时间点 def delay_time(): # now time now_time = datetime.datetime.now() # tomorrow time next_time = now_time + datetime.timedelta(days=+1) next_year = next_time.date().year next_month = next_time.date().month next_day = next_time.date().day # get tomorrow 00:00 next_time = datetime.datetime.strptime(str(next_year)+"-"+str(next_month)+"-"+str(next_day)+" 00:00:00","%Y-%m-%d %H:%M:%S") # get secondes delay_time = (next_time - now_time).total_seconds() return delay_time def quit_sys(signum,frame): sys.exit() #接收C if __name__ == "__main__": try: signal.signal(signal.SIGINT,quit_sys) signal.signal(signal.SIGTERM,quit_sys) schedule_update() print("schedule_update server starting up...nHit Ctrl-C to quit.n") while 1: time.sleep(1) except Exception as e: print(e) 总结 以上所述是小编给大家介绍的Python3定时器任务代码,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对我们网站的支持! (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |