Para openSUSE Tumbleweed corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/devel:languages:python:django/openSUSE_Tumbleweed/devel:languages:python:django.repo
zypper refresh
zypper install python-django-prometheus
Para 15.5 corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/devel:languages:python:django/15.5/devel:languages:python:django.repo
zypper refresh
zypper install python-django-prometheus
Para 15.4 corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/devel:languages:python:django/15.4/devel:languages:python:django.repo
zypper refresh
zypper install python-django-prometheus