Changelog for python3-subst-0.4.0-lp153.9.6.noarch.rpm :

* Wed Jan 13 2021 pgajdosAATTsuse.com- use %pytest macro
* Tue May 19 2020 Petr Gajdos - %python3_only -> %python_alternative
* Mon May 13 2019 John Vandenberg - Initial spec for v0.4.0