For openSUSE Factory run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:adrianSuSE:suse-distro-blockchain/openSUSE_Factory/home:adrianSuSE:suse-distro-blockchain.repo
zypper refresh
zypper install python-eth-keyfile
For 16.0 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:adrianSuSE:suse-distro-blockchain/16.0/home:adrianSuSE:suse-distro-blockchain.repo
zypper refresh
zypper install python-eth-keyfile
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:adrianSuSE:suse-distro-blockchain/15.6/home:adrianSuSE:suse-distro-blockchain.repo
zypper refresh
zypper install python-eth-keyfile