On Fri, Sep 07, 2012 at 01:27:38PM -0400, Tres Seaver wrote: > On 09/06/2012 03:08 PM, Stefan H. Holek wrote: > > On 06.09.2012, at 10:58, Marius Gedminas wrote: > > > >> How do you redirect the stderr of a process spawned with > >> suprocess.Popen(shell=False) to /dev/null in a cross-platform > >> manner? > > > > os.devnull perhaps? Or rather, what about subprocess.Popen(cmd, > > stderr=subprocess.PIPE)?
os.devnull was what I was looking for. subprocess.Popen(stderr=subprocess.PIPE) was what I went with when I didn't find os.devnull in time. > subprocess.PIPE is no good -- it sets up stderr to be read from the > parent process. If enough stuff gets written without the parent reading, > the child will block. I believe subprocess.Popen.communicate() takes care of that. Marius Gedminas -- http://pov.lt/ -- Zope 3/BlueBream consulting and development
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