For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:cabelo:jax/openSUSE_Tumbleweed/home:cabelo:jax.repo
zypper refresh
zypper install python-expandvars
For openSUSE Slowroll run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:cabelo:jax/openSUSE_Slowroll/home:cabelo:jax.repo
zypper refresh
zypper install python-expandvars
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:cabelo:jax/15.6/home:cabelo:jax.repo
zypper refresh
zypper install python-expandvars