wheezy.captcha is a python package written in pure Python code. It is a lightweight captcha library that provides integration with (one of below must be installed):

• PIL - Python Imaging Library 1.1.7.
• Pillow - Python Imaging Library (fork).

It is optimized for performance, well tested and documented.

Resources:

• source code, examples and issues tracker are available on bitbucket
• documentation, readthedocs
• eggs on pypi

wheezy.captcha requires python version 2.4 to 2.7 or 3.2+. It is independent of operating system. You can install it from pypi site using setuptools (you need specify extra requirements per imaging library of your choice):

$ easy_install wheezy.captcha
$ easy_install wheezy.captcha[PIL]
$ easy_install wheezy.captcha[Pillow]

If you are using virtualenv:

$ virtualenv env
$ env/bin/easy_install wheezy.captcha

If you run into any issue or have comments, go ahead and add on bitbucket.