Ubuntu下后台持续运行Python程序

#-*- coding: utf-8 -*- import logging import time from logging.handlers import RotatingFileHandler def func(): init_log() while True: print "output to the console" logging.debug("output the debug log") logging.info("output the info log") time.sleep(3); def init_log(): logging.getLogger().setLevel(logging.DEBUG) console = logging.StreamHandler() console.setLevel(logging.DEBUG) formatter = logging.Formatter('%(asctime)s %(filename)s[line:%(lineno)d] %(levelname)s %(message)s') console.setFormatter(formatter) logging.getLogger().addHandler(console) # add log ratate Rthandler = RotatingFileHandler("backend_run.log", maxBytes=10 * 1024 * 1024, backupCount=100, encoding="gbk") Rthandler.setLevel(logging.INFO) # formatter = logging.Formatter('%(asctime)s %(filename)s[line:%(lineno)d] %(levelname)s %(message)s') Rthandler.setFormatter(formatter) logging.getLogger().addHandler(Rthandler) if __name__ == '__main__': func()