Para SLE 11 SP4 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:ghostlyrat/SLE_11_SP4/home:ghostlyrat.repo
zypper refresh
zypper install python-sip
Para SLE 11 SP2 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:ghostlyrat/SLE_11_SP2/home:ghostlyrat.repo
zypper refresh
zypper install python-sip
Para SLE-11 SP3 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:ghostlyrat/SLE-11_SP3/home:ghostlyrat.repo
zypper refresh
zypper install python-sip