python-ironicclient from Cloud:OpenStack:Factory project
Select Your Operating System
Add repository and install manually
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/Cloud:OpenStack:Factory/openSUSE_Tumbleweed/Cloud:OpenStack:Factory.repo zypper refresh zypper install python-ironicclient