Terminating processes on Windows (handles and IDs)

Val-Amart e.yunak at gmail.com
Tue Jun 24 00:26:49 CEST 2008


On Jun 23, 6:33 pm, geoffbache <geoff.ba... at jeppesen.com> wrote:
> Hi all,
>
> I've always wondered why os.kill isn't supported on Windows. I found a
> discussion somewhere from 2006 about this so it seems others have
> wanted it, but still nothing. So I have a half-baked solution
> involving calling "taskkill" on Windows Vista or "tskill" on Windows
> XP via the shell. I feel there has to be a better way.
>
> I'm also fairly confused about when I've got an ID and when I've got a
> handle. The subprocess module gives me IDs which the above programs
> accept, but other ways of spawning processes give me process handles
> (while referring to them as process IDs in the docs...) and I don't
> know how to kill a process with these. Besides, I've found an
> amazingly useful PyGTK method, gobject.child_watch_add, which does
> exactly what I want on UNIX but wants process handles on Windows. So I
> can't use it in conjunction with subprocess there, and if I use some
> other way of spawning processes I can't clean them up later.
>
> Is there any way to convert one of these numbers to the other? Or to
> get a process handle out of subprocess?
> (There must be one down there somewhere, surely?)
>
> Sorry for rambling a bit, am confused.
>
> Regards,
> Geoff Bache

My way to do it is using excellent wmi module by Tim Golden, which
relies on Mark Hammond's pywin32 and Windows native wmi functionality.
Here is the link - http://tgolden.sc.sabren.com/python/wmi.html
Maybe, there is a more elegant way of doing that, but it works for me,
and i feel nice with wmi.



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