[Speed] Update Django from 1.11 to 2.0? What about Python 2.7 and PyPy2?

[Antoine Pitrou]

On Tue, 9 Jan 2018 17:42:34 +0100
Victor Stinner <victor.stinner at gmail.com>
wrote:
> 2018-01-09 16:17 GMT+01:00 Antoine Pitrou <solipsis at pitrou.net>:
> > How do you plan to make numbers comparable if you change the Django
> > version for a given benchmark?  The only solution IMHO is to add a
> > different benchmark.  
> 
> I mostly use performance to compare Python versions, like compare
> Python 3.7 to Python 2.7. If the Django-1.11 benchmark becomes
> different, I'm not able anymore to compare django_template between
> Python 2 and Python 3.

Why would it become different?