The current release is version 3.105 (~117KB). The list of changes since the last released version are given in detail, as well as some installation notes and Emacs/XEmacs compatibility details. If you're having problems with font-lock in python-mode, read the FAQ.

Other Useful Links

Here are some other links that might be useful to the modern Pythoneer that X/Emacs user.

OO-Browser, a X/Emacs class browser for object oriented programming languages. Supports Python.
A paper by Harri Pasanen, presented at the International Python Conference IV, June 1996, which gives a short introduction to using OO-Browser with Python.
Harri Pasanen's neat Python Library Reference Hot-Key Help System for XEmacs (or PLRHKHSX for short ;).
T. V. Raman's emacspeak-python.el is a pre-release version of emacspeak support for Python, which will work with the emacspeak 7.0 release of November 1997. Here is more information on the full emacspeak system.

It's also been pointed out that as of version 0.99-8, the JED editor has a Python mode, with many of the same features as the X/Emacs Python mode. Howard Oakley has also made available a Python mode for the Alpha editor (right-click to save).