[Python-Dev] Benchmarking Python 3.3 against Python 2.7 (wide build) (original) (raw)

Brett Cannon brett at python.org
Mon Oct 1 14:23:59 CEST 2012

On Mon, Oct 1, 2012 at 7:54 AM, Antoine Pitrou <solipsis at pitrou.net> wrote:

On Sun, 30 Sep 2012 21:49:20 -0400 Brett Cannon <brett at python.org> wrote: > > Note that Mako can use the Markupsafe library for faster operation. > > This will skew the result if one of your Pythons has Markupsafe > > installed and the other does not. > > > > Should probably have the benchmark print out a warning when markupsafe is > used. Turns out I have it installed in my user directory for Python 2.7 so > that probably came into play. > > > > > > Perhaps the benchmark runner should launch its subtests in a controlled > > environment to avoid such issues? > > > > If we had venv in Python 2.7 that might be easy to do, but otherwise is > there an easy way without having to try to pull in virtualenv or something > crazy like a chroot or something?

The mako benchmark could manually exclude markupsafe from sys.modules. That only addresses that specific benchmark, though)

Good point. Might be a good short term fix but it would be nice to have a solution to prevent similar issues in the future. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mail.python.org/pipermail/python-dev/attachments/20121001/c3a13214/attachment.html>

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