The original upstream author for this package seems to have gone AWOL, but there is a newly active upstream fork here:
including a (halfway-complete) port to Python 3. I finished it off for them and have posted a pull request:
Can you please update the Fedora package to use this new upstream and include a Python 3 subpackage. Here is a dist-git PR:
Note there is a cyclical dependency between this and python-zbase32, but I've ported that one too. Will file a bug against it as well.
Thank you for submitting a patch, I have merged your patch
That was fast, thanks. :-)
I just noticed I missed one thing though. We will need a Conflicts in the python3 subpackage because the binaries moved from pyutil to python3-pyutil.