Hmm, perhaps I somehow ended up with a really old copy of the code. I downloaded a tar.gz or zip file with a bunch of Python 2-only code (it definitely did not

Hmm, perhaps I somehow ended up with a really old copy of the code. I downloaded a tar.gz or zip file with a bunch of Python 2-only code (it definitely did not run under Python 3, I ran it under `2to3` without issue) directly from the wisc.edu site.