[2015-03-12] emerge python3.4 in Funtoo

insert the following line into /etc/make.conf

PYTHON_ABIS="2.7 3.4"
PYTHON_SINGLE_TARGET="python3_4"

and unmask python 3.4, either with

emerge -auDN @world --autounmask-write
etc-update

or just edit the /etc/portage/package.unmask and insert the line your self

then update your world

emerge -auDN @world

[Update:] added PYTHON_SINGLE_TARGET to make.conf