dev-python/six is a mandatory build-time dependency.
Thanks to Fabian Köster for pointing this out
Gentoo-Bugs: 566272
Package-Manager: portage-2.2.24
VALA_MIN_API_VERSION="0.14"
VALA_USE_DEPEND="vapigen"
-PYTHON_COMPAT=( python2_7 )
+PYTHON_COMPAT=( python2_7 python3_4 )
inherit autotools eutils multibuild python-single-r1 vala
"
DEPEND="${RDEPEND}
>=app-emulation/spice-protocol-0.12.10
- dev-lang/python
- dev-python/pyparsing
dev-perl/Text-CSV
+ dev-python/pyparsing[${PYTHON_USEDEP}]
+ dev-python/six[${PYTHON_USEDEP}]
>=dev-util/gtk-doc-am-1.14
>=dev-util/intltool-0.40.0
+ ${PYTHON_DEPS}
>=sys-devel/gettext-0.17
virtual/pkgconfig
vala? ( $(vala_depend) )