This module has so far only been tested with a Zebra TLP2844 using Python 2.6, Python 2.7 and Python 3.2 on Windows, Linux and MacOSX. I've not had chance to check support for later Zebra printers that use ZPL yet.
Download source:
http://pypi.python.org/pypi/zebra/
Using easy_install:
$ easy_install zebra
Download latest development version (using Mercurial):
$ hg clone http://www.wyre-it.co.uk/hg/zebra/