python-coverage from spins:invis:testing:python-packages project

对于 openSUSE 42.1，请以根用户 root 运行下面命令：

zypper addrepo https://download.opensuse.org/repositories/spins:invis:testing:python-packages/openSUSE_42.1/spins:invis:testing:python-packages.repo
zypper refresh
zypper install python-coverage