knipknap/SpiffWorkflow — pull request #30 by ztane (2013-11-23 13:07:19+00:00)
Title: Python 3.3 support with minimal effort

I made all the non-celery tests pass on both Python 2.7 and 3.3 using the same codebase,
trying to change as little as possible of the code on Python 2.7.