Para standard corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:yukoff:openSUSE:Leap:42.1:Backports/standard/home:yukoff:openSUSE:Leap:42.1:Backports.repo
zypper refresh
zypper install python-sphinxcontrib-websupport
Para ports corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:yukoff:openSUSE:Leap:42.1:Backports/ports/home:yukoff:openSUSE:Leap:42.1:Backports.repo
zypper refresh
zypper install python-sphinxcontrib-websupport