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python – subprocess.Popen – 没有这样的文件或目录
参见英文答案 > Python subprocess.Popen() error (No such file or directory)                                    2个
码:

import subprocess

process = subprocess.Popen('echo 5')

错误:

Traceback (most recent call last):
  File "test.py", line 3, in <module>
    process = subprocess.Popen('echo 5')
  File "/usr/lib64/python2.6/subprocess.py", line 642, in __init__
    errread, errwrite)
  File "/usr/lib64/python2.6/subprocess.py", line 1238, in _execute_child
    raise child_exception
OSError: [Errno 2] No such file or directory

有人可以建议上面的代码有什么问题吗?

最佳答案
重写代码如下

import subprocess

process = subprocess.Popen(['echo', '5'])

命令应该是一个列表

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