[SciPy-user] optimize.fmin_tnc - how to catch its output?

Jan Groenewald jan@aims.ac...
Mon Jul 21 22:10:54 CDT 2008


Hi Stéfan,

On Tue, Jul 22, 2008 at 12:56 AM, Stéfan van der Walt <stefan@sun.ac.za> wrote:
> python optimise_script.py 2>&1 | cat > out.txt

http://en.wikipedia.org/wiki/Cat_(Unix)#cat_and_UUOC ?
You don' t need the "| cat".

Never mind the pipecat, there is a shortcut for "2>&1 >" and it is "&>".

> Otherwise, the C-code will have to be modified.  Does anybody know
> what the best way is to write to sys.stdout and sys.stderr (not printf
> that goes to /dev/stdout) via the Python C API?

I don't know but found this interesting so googled it:
http://www.ragestorm.net/tutorial?id=21#9
or
http://docs.python.org/lib/module-subprocess.html

regards,
Jan


More information about the SciPy-user mailing list