On Fri, Nov 15, 2013 at 6:21 PM, Charles R Harris <charlesr.har...@gmail.com > wrote:
> > > > On Fri, Nov 15, 2013 at 11:05 AM, Frédéric Bastien <no...@nouiz.org>wrote: > >> I found a line like this in the file: >> >> numpy/distutils/fcompiler/__init__.py >> >> I changed the -2 to 2, but it didn't change anything. In fact, this >> line wasn't called. >> >> The fct set_verbosity() is called only once, with the value of 0. The >> default value set at import. If I change that to 2 or -2, it do not >> change anything. >> >> I think that the problem is related to the exec_command as you told. >> It seam it call it in a way that don't take the stdout/stderr set in >> Python. So I can't redirect it. The problem is that is use os.system() >> and we can't redirect its stdout/stderr. >> >> What about replacing the os.system call to subprocess.Popen? This >> would allow us to catch the stdout/stderr. We use this call in Theano >> and it is compatible with python 2.4. >> >> > Numpy 1.8 doesn't support python 2.4 in any case, so that isn't a problem > ;) > > Sure, give it a shot. Looks like subprocess.Popen was intended to replace > os.system in any case. > Except that output is not 'real time' with straight Popen, and doing so reliably on every platform (cough - windows - cough) is not completely trivial. You also have to handle buffered output, etc... That code is very fragile, so this would be quite a lot of testing to change, and I am not sure it worths it. David
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