Message 171612 - Python tracker

Attaching patch updated for backport to 2.7.

In cases where the 2.7 language was substantively different, I preserved the 2.7 language (e.g. I preserved the reference to plain and long integers).  I also added the lone "0" prefix for octals, which is a difference from 3.x: ``0o``/``0O``/``0``.