For python314 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:languages:python/python314/devel:languages:python.repo
zypper refresh
zypper install python-mitmproxy-wireguard
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:languages:python/openSUSE_Tumbleweed/devel:languages:python.repo
zypper refresh
zypper install python-mitmproxy-wireguard
For 16.0 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:languages:python/16.0/devel:languages:python.repo
zypper refresh
zypper install python-mitmproxy-wireguard
For 15.7 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:languages:python/15.7/devel:languages:python.repo
zypper refresh
zypper install python-mitmproxy-wireguard