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Re: redirecting stdout and stderr to /dev/null

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  Re: redirecting stdout and stderr to /dev/null Jim Dodgen <jim@dodgen.us> - 2016-05-07 17:18 -0700

#108310 — Re: redirecting stdout and stderr to /dev/null

Thanks Chris

I now have things working using a version 3.4.3 it finds subprocess.DEVNULL
just fine

*Jim Dodgen*







On Sat, May 7, 2016 at 5:10 PM, Chris Angelico <rosuav@gmail.com> wrote:

> On Sun, May 8, 2016 at 9:54 AM, Jim Dodgen <jim@dodgen.us> wrote:
> > The empty token is needed but useless, it is arg[0] most people just
> repeat
> > the program name
>
> Far from useless. It's how a process learns its own name, and yes,
> repeating the image name is the most common way to provide that.
>
> > One other observation it looks as Popen behaves the same way as my fork
> > exec would
>
> Indeed. In fact, I would strongly recommend never using an explicit
> fork/exec from Python - always use subprocess or equivalent. On
> non-Unix platforms, fork/exec may not be available, but subprocess can
> use other methods of invoking programs.
>
> ChrisA
> --
> https://mail.python.org/mailman/listinfo/python-list
>

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