def _fn_user_role(self, me):
        if self.fn_user_role:
            try:
                return self.fn_user_role(me)
            except Exception as ex:
                logger.exception(
                    "Error raised when get user_role: %s" % str(ex))
        return None
Returns the class of the request protocol message.
dataset/ETHPy150Open guyskk/flask-restaction/flask_restaction/auth.py/Auth._fn_user_role--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/net/proto2/python/public/service_reflection.py/_ServiceBuilder._GetRequestClass