Due an update, please proceed
amd64 stable
x86 stable
ia64 stable
ppc stable
arm stable
ppc64 stable
Stable for HPPA.
alpha stable
sparc stable
Please note there are rdeps (dev-python/matplotlib specifically) that have an upper limit of <=numpy-1.8.x ... likely a newer matplotlib should be stabilized too.
(In reply to Ian Stakenvicius from comment #10) See bug 530538.