Changelog for cantoolz-3.7.0-2.fc31.noarch.rpm :

* Wed Jul 24 2019 Fedora Release Engineering - 3.7.0-2- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
* Fri May 24 2019 Fabian Affolter - 3.7.0-1- Initial package for Fedora