Would be interesting as it uses new python eclasses. Thanks
The current version of QGIS is 2.8.1 (See bug #485868). The 1.8.0 is obsolete. I suggest to change to status of this bug to "WON'T FIX" and to put the 2.8.1 ebuild into the main portage tree.
amd64 stable
x86 stable, closing