Would be interesting as it uses new python eclasses. Thanks
Note that amd64 stable is now broken, as the only stable version of media-libs/openimageio is 1.1.1, which suffers from https://bugs.gentoo.org/show_bug.cgi?id=479478 Once keyword-unmasked, media-libs/openimageio-1.3.5 builds just fine on my stable amd64 system.
amd64 stable
x86 stable. Closing.