>>>subprocess.run(["ls","-l"])# doesn't capture outputCompletedProcess(args=['ls','-l'],returncode=0)>>>subprocess.run("exit 1",shell=True,check=True)Traceback(most recent call last):...subprocess.CalledProcessError:Command'exit 1'returned non-zero exit status1>>>subprocess.run(["...
importsubprocess#args传入str的方式 有参数传入需shell=True,encoding可以指定capture_output(stdin、stdout、stderr)的编码格式ret = subprocess.run('ls -l', shell=True, capture_output=True, encoding='utf-8')print(ret)#ret.returncode 返回int类型,0 则表示执行成功print('ret.returncode:', ret.returnc...
>>>ret = subprocess.check_output(['ls','-l'])>>>print(ret)b' \xe5\x85\xac\xe5\x85\xb1\xe7\x9a\x84\ndrwxr-xr-x 2 wader wader 4096 12\xe6\x9c\x88 7 2015 \xe6\xa8\xa1\xe6\x9d\xbf\ndrwxr-xr-x 2 wader wader 4096 12\xe6\x9c\x88 7 2015 \xe8\xa7\x86\xe9\xa2\...
目的很简单,就是通过读取记录IP的csv文件进行ping测试。 使用的是subprocess模块的run来进行,因为根据python3.5的手册: Thesubprocessmodule allows you to spawn new processes, connect to their input/output/error pipes, and obtain their return codes. This module intends to replace several older modules and ...
0.30319csc.exe /out:"$(CURRENT_DIRECTORY)$(NAME_PART).epython的subprocess模块subprocess最早在2...
subprocess是Python 2.4中新增的一个模块,它允许你生成新的进程,连接到它们的 input/output/error 管道,并获取它们的返回(状态)码。这个模块的目的在于替换几个旧的模块和方法,如: os.system os.spawn* 1. subprocess模块中的常用函数 说明: 在Python 3.5之后的版本中,官方文档中提倡通过subprocess.run()函数替代...
>>>import shlex, subprocess >>>command_line = raw_input() /bin/cat -input test.txt -output "diege.txt" -cmd "echo '$MONEY'" >>>args = shlex.split(command_line) >>> print args ['/bin/cat', '-input', 'test.txt', '-output', 'diege.txt', '-cmd', "echo '$MONEY'"] ...
subprocess.check_output() 父进程等待子进程完成 返回子进程向标准输出的输出结果 检查退出信息,如果returncode不为0,则举出错误subprocess.CalledProcessError,该对象包含有returncode属性和output属性,output属性为标准输出的输出结果,可用try…except…来检查。
import subprocess result = subprocess.run(['ls', '-l'], capture_output=True, text=True) print(result.stdout) 复制代码 检查subprocess.run()的返回码: import subprocess result = subprocess.run(['ls', '-l'], capture_output=True, text=True) if result.returncode != 0: print(f"Error oc...