Changelog for python3-backoff-1.6.0-1.fc29.noarch.rpm :

* Mon Jul 30 2018 Randy Barlow - 1.6.0-1- Update to 1.6.0 (#1566766).- https://github.com/litl/backoff/blob/v1.6.0/CHANGELOG.md- Import a patch from an upstream pull request to solve a Python 3.7 compatibility issue (#1605610).
* Fri Jul 13 2018 Fedora Release Engineering - 1.4.3-3- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
* Tue Jun 19 2018 Miro Hrončok - 1.4.3-2- Rebuilt for Python 3.7
* Thu Mar 08 2018 Randy Barlow - 1.4.3-1- Initial release (#1553447).