Changelog for libpff-20180714-4.fc30.x86_64.rpm :

* Tue Apr 09 2019 Lawrence R. Rogers 20180714-4
* Release 20180714-4 Release 4 - Rebuilt for Python 3.6 for CentOS/RHEL 7
* Tue Feb 12 2019 Lawrence R. Rogers 20180714-3
* Release 20180714-3 Release 3 - Removed conflicts when that arise when python2 and python3 versions are attempted to be installed on a system. Also, -python packages renamed to -python2.
* Sat Jul 14 2018 Lawrence R. Rogers 20180714-1
* Release 20180714-1 Version from 20180714