Changelog for python3-backoff-1.5.0-3.1.noarch.rpm :

* Wed May 09 2018 toddrme2178AATTgmail.com- Update to 1.5.0
* Add max_time keyword argument- Use license tag
* Tue Sep 26 2017 t.grunerAATTkatodev.de- Initial release version 1.4.3