For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:jayvdb:branches:devel:languages:python/openSUSE_Tumbleweed/home:jayvdb:branches:devel:languages:python.repo
zypper refresh
zypper install python-pycxx
For openSUSE Leap 15.2 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:jayvdb:branches:devel:languages:python/openSUSE_Leap_15.2/home:jayvdb:branches:devel:languages:python.repo
zypper refresh
zypper install python-pycxx
For openSUSE Factory zSystems run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:jayvdb:branches:devel:languages:python/openSUSE_Factory_zSystems/home:jayvdb:branches:devel:languages:python.repo
zypper refresh
zypper install python-pycxx
For openSUSE Factory PowerPC run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:jayvdb:branches:devel:languages:python/openSUSE_Factory_PowerPC/home:jayvdb:branches:devel:languages:python.repo
zypper refresh
zypper install python-pycxx