close_fds=False) result = obj.communicate()print"cost time: %s"% (time.time() - start) [root@wenf-dev subprocess_test]# python subprocess_close_fds.py costtime:0.0025429725647# 设置close_fds=False,执行耗时0.002s 二、问题定位# subprocess.Popen执行系统命令时,总的来说分为七步: 创建四个管道...
returnFalse, error_response(cmd, stderrdata) returnTrue, None 希望对你有用 ^_^