您可以使其成为守护程序。有一个PEP可以提供更完整的解决方案，但是我发现这样做很好。
import os, sysdef become_daemon(our_home_dir='.', out_log='/dev/null', err_log='/dev/null', pidfile='/var/tmp/daemon.pid'): """ Make the current process a daemon. """ try: # First fork try: if os.fork() > 0: sys.exit(0) except OSError, e: sys.stderr.write('fork #1 failed" (%d) %sn' % (e.errno, e.strerror)) sys.exit(1) os.setsid() os.chdir(our_home_dir) os.umask(0) # Second fork try: pid = os.fork() if pid > 0: # You must write the pid file here. After the exit() # the pid variable is gone. fpid = open(pidfile, 'wb') fpid.write(str(pid)) fpid.close() sys.exit(0) except OSError, e: sys.stderr.write('fork #2 failed" (%d) %sn' % (e.errno, e.strerror)) sys.exit(1) si = open('/dev/null', 'r') so = open(out_log, 'a+', 0) se = open(err_log, 'a+', 0) os.dup2(si.fileno(), sys.stdin.fileno()) os.dup2(so.fileno(), sys.stdout.fileno()) os.dup2(se.fileno(), sys.stderr.fileno()) except Exception, e: sys.stderr.write(str(e))
