Changelog for python36-ply-3.9-2.el7.noarch.rpm :

* Thu Mar 07 2019 Troy Dawson - Rebuilt to change main python from 3.4 to 3.6
* Tue Nov 08 2016 Orion Poplawski - 3.9-1- Update to 3.9
* Wed Oct 12 2016 Orion Poplawski - 3.8-1- Initial EPEL version