Hi, The oslo.i18n library already supports standard gettext message. Now the contextual and plural messages are also supported now, which is needed for better translation quality. For more information: http://git.openstack.org/cgit/openstack/oslo.i18n/tree/doc/source/gui delines.rst#n18 http://git.openstack.org/cgit/openstack/oslo-specs/tree/specs/liberty /more-gettext-support.rst Feel free to comment it. Best Regards, Peng Wu