sanction [sangk-shuhn]: authoritative permission or approval, as for an action. 

sanction is a ridiculously easy to use OAuth 2.0 client intended for rapid
development against OAuth 2.0 providers with minimal keyboard bashing. 

Docs are available at readthedocs: http://sanction.readthedocs.org.