From this (last year), Python 2.6 is bigger than 3:
https://caremad.io/2015/04/a-year-of-pypi-downloads/
>I'm guessing that most people who use Python 3 are using recent versions of pip that have caching built in, so that may skew the results a bit.
Since pip updates itself too, why wouldn't people using Python 2 also have newer versions?
Re:PyPy 5.1 released
by collinmanderson on Saturday April 23, 2016 @08:58AM
(#11555360)
I'm guessing a lot of people who are stuck on Python 2.6 are also stuck on old versions of pip.
I'm guessing that most people who use Python 3 are using recent versions of pip that have caching built in, so that may skew the results a bit.