subprocess problem
Uri Nix
Uri.Nix at gmail.com
Wed Sep 28 02:10:27 EDT 2005
Hi,
I had a similar problem recently, and found that using pipes with
os.popen* helped in my case.
You can check the thread at:
http://mail.python.org/pipermail/python-list/2005-September/300744.html.
Cheers,
Uri
Do Re Mi chel La Si Do wrote:
> Hi!
>
> This script (under Win-XP + P-2.4.1) :
> import subprocess
> p1=subprocess.Popen(r'cmd /cdir *.* /S /W /B', stdout=subprocess.PIPE)
> chaineretour=p1.stdout.read()
>
> run OK if called from DOS-console. But, from another Python's script (by COM
> + exec) give me an error.
>
> Here, the traceback :
>
> Traceback (most recent call last):
> File "D:\dev\Python\ponx.py", line 4446, in PRun
> exec(ccod,globals(),globals())
> File "C:\Python24\lib\subprocess.py", line 546, in __init__
> (p2cread, p2cwrite,
> File "C:\Python24\lib\subprocess.py", line 606, in __get_handles__
> p2cread = self._make_inheritable(p2cread)
> File "C:\Python24\lib\subprocess.py", line 647, in _make_inheritable
> DUPLICATE_SAME_ACCESS)
> error: (6, 'DuplicateHandle','Descripteur non valide')
>
>
> I know the bug-signaled : http://python.org/sf/1124861
>
>
> But... a idea for a solution ?
>
> Thanks, and sorry for my bad english.
>
>
> Michel Claveau
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