@validation.number("repetitions", minval=1)
    @validation.required_openstack(users=True)
    @scenario.configure()
    def validate_nova(self, repetitions):
        nova_client = self.clients("nova")
        with atomic.ActionTimer(self, "authenticate.validate_nova_%s_times" %
                                repetitions):
            for i in range(repetitions):
                nova_client.flavors.list()
Check Nova Client to ensure validation of token.
dataset/ETHPy150Open openstack/rally/rally/plugins/openstack/scenarios/authenticate/authenticate.py/Authenticate.validate_nova