gnome-keyring contains two python scripts build/tap-gtester and build/tap-driver. These are only used when running the test suites. The unconditional build dependency on python could therefore be dropped Reproducible: Always
+ 28 Dec 2014; Gilles Dartiguelongue <eva@gentoo.org> + gnome-keyring-3.14.0.ebuild: + Make python dependency required for unittests only, bug #533732. + Indeed, thanks for reporting.