Re: creating size-limited tar files

From	Kushal Kumaran <kushal.kumaran+python@gmail.com>
Subject	Re: creating size-limited tar files
References	(7 earlier) <CAF_E5Jas3ObdX=Mhusj63R_Xcm0e1JwjPEuOgZoggON6-cttjA@mail.gmail.com> <CAF_E5JZFJ+TPmF0LUEFU8AVqbOWfJbH9Yy60CKkcrDNnWATiVg@mail.gmail.com> <CALwzidnrTcSK+Z0cGf5WpTN2sLqVgbpbt2i1DcdUFnGQYEvKQg@mail.gmail.com> <87lie4lnxr.fsf@nitrogen.i-did-not-set--mail-host-address--so-tickle-me> <CALwzidkfARHC5Twpw01xQrOWe4msWdLSH2B=5i4oMwadPyQniA@mail.gmail.com>
Date	2012-11-14 14:21 +0530
Newsgroups	comp.lang.python
Message-ID	<mailman.3673.1352883102.27098.python-list@python.org> (permalink)

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Ian Kelly <ian.g.kelly@gmail.com> writes:

> On Tue, Nov 13, 2012 at 11:05 PM, Kushal Kumaran
> <kushal.kumaran+python@gmail.com> wrote:
>> Or, you could just change the p1's stderr to an io.BytesIO instance.
>> Then call p2.communicate *first*.
>
> This doesn't seem to work.
>
>>>> b = io.BytesIO()
>>>> p = subprocess.Popen(["ls", "-l"], stdout=b)
> Traceback (most recent call last):
>   File "<stdin>", line 1, in <module>
>   File "/usr/lib64/python3.2/subprocess.py", line 711, in __init__
>     errread, errwrite) = self._get_handles(stdin, stdout, stderr)
>   File "/usr/lib64/python3.2/subprocess.py", line 1112, in _get_handles
>     c2pwrite = stdout.fileno()
> io.UnsupportedOperation: fileno
>
> I think stdout and stderr need to be actual file objects, not just
> file-like objects.

Well, well, I was wrong, clearly.  I wonder if this is fixable.

-- 
regards,
kushal

Thread

creating size-limited tar files andrea crotti <andrea.crotti.0@gmail.com> - 2012-11-07 17:13 +0000
  Re: creating size-limited tar files Neil Cerutti <neilc@norwich.edu> - 2012-11-07 18:40 +0000
  Re: creating size-limited tar files Alexander Blinne <news@blinne.net> - 2012-11-07 20:05 +0100
    Re: creating size-limited tar files Roy Smith <roy@panix.com> - 2012-11-07 15:32 -0500
      Re: creating size-limited tar files Andrea Crotti <andrea.crotti.0@gmail.com> - 2012-11-07 21:52 +0000
      Re: creating size-limited tar files Oscar Benjamin <oscar.j.benjamin@gmail.com> - 2012-11-07 23:15 +0000
      Re: creating size-limited tar files andrea crotti <andrea.crotti.0@gmail.com> - 2012-11-08 10:11 +0000
      Re: creating size-limited tar files andrea crotti <andrea.crotti.0@gmail.com> - 2012-11-08 10:29 +0000
      Re: creating size-limited tar files andrea crotti <andrea.crotti.0@gmail.com> - 2012-11-09 10:39 +0000
      Re: creating size-limited tar files andrea crotti <andrea.crotti.0@gmail.com> - 2012-11-13 10:31 +0000
      Re: creating size-limited tar files Ian Kelly <ian.g.kelly@gmail.com> - 2012-11-13 09:07 -0700
      Re: creating size-limited tar files Ian Kelly <ian.g.kelly@gmail.com> - 2012-11-13 09:25 -0700
      Re: creating size-limited tar files Ian Kelly <ian.g.kelly@gmail.com> - 2012-11-13 09:30 -0700
      Re: creating size-limited tar files Kushal Kumaran <kushal.kumaran+python@gmail.com> - 2012-11-14 11:35 +0530
      Re: creating size-limited tar files Ian Kelly <ian.g.kelly@gmail.com> - 2012-11-14 00:22 -0700
      Re: creating size-limited tar files Kushal Kumaran <kushal.kumaran+python@gmail.com> - 2012-11-14 14:21 +0530
      Re: creating size-limited tar files andrea crotti <andrea.crotti.0@gmail.com> - 2012-11-14 11:52 +0000
      Re: creating size-limited tar files andrea crotti <andrea.crotti.0@gmail.com> - 2012-11-14 15:56 +0000
      Re: creating size-limited tar files Dave Angel <d@davea.name> - 2012-11-14 11:10 -0500
      Re: creating size-limited tar files andrea crotti <andrea.crotti.0@gmail.com> - 2012-11-14 16:16 +0000
  Re: creating size-limited tar files Dave Angel <d@davea.name> - 2012-11-14 11:33 -0500
  Re: creating size-limited tar files Andrea Crotti <andrea.crotti.0@gmail.com> - 2012-11-14 20:43 +0000
  Re: creating size-limited tar files Dave Angel <d@davea.name> - 2012-11-14 15:57 -0500

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