Changelog for python3-poppler-qt4-0.18.1-21.fc32.x86_64.rpm :

* Mon Aug 19 2019 Miro Hrončok - 0.18.1-21- Rebuilt for Python 3.8
* Fri Jul 26 2019 Fedora Release Engineering - 0.18.1-20- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
* Sat Feb 02 2019 Fedora Release Engineering - 0.18.1-19- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
* Mon Dec 10 2018 Miro Hrončok - 0.18.1-18- Remove remaining Python 2 bits
* Thu Oct 11 2018 Zbigniew Jędrzejewski-Szmek - 0.18.1-17- Python2 binary package has been removed See https://fedoraproject.org/wiki/Changes/Mass_Python_2_Package_Removal
* Sat Jul 14 2018 Fedora Release Engineering - 0.18.1-16- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
* Tue Jun 19 2018 Miro Hrončok - 0.18.1-15- Rebuilt for Python 3.7
* Fri Feb 09 2018 Fedora Release Engineering - 0.18.1-14- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
* Sat Aug 19 2017 Zbigniew Jędrzejewski-Szmek - 0.18.1-13- Python 2 binary package renamed to python2-poppler-qt4 See https://fedoraproject.org/wiki/FinalizingFedoraSwitchtoPython3