Para openSUSE Tumbleweed corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/devel:languages:python/openSUSE_Tumbleweed/devel:languages:python.repo
zypper refresh
zypper install python-notify2
Para openSUSE Factory zSystems corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/devel:languages:python/openSUSE_Factory_zSystems/devel:languages:python.repo
zypper refresh
zypper install python-notify2
Para openSUSE Factory PowerPC corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/devel:languages:python/openSUSE_Factory_PowerPC/devel:languages:python.repo
zypper refresh
zypper install python-notify2
Para 15.6 corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/devel:languages:python/15.6/devel:languages:python.repo
zypper refresh
zypper install python-notify2