How to use the kobo.hub.xmlrpc.worker function in kobo

def test_wait(self):
        with self.assertRaises(PermissionDenied):
            worker.wait(_make_request(None, False), 1)

def test_check_wait(self):
        with self.assertRaises(PermissionDenied):
            worker.check_wait(_make_request(None, False), 1)

def test_get_awaited_tasks(self):
        with self.assertRaises(PermissionDenied):
            worker.get_awaited_tasks(_make_request(None, False), [])

def test_get_worker_info(self):
        with self.assertRaises(PermissionDenied):
            worker.get_worker_info(_make_request(None, False))

def test_assign_task(self):
        with self.assertRaises(PermissionDenied):
            worker.assign_task(_make_request(None, False), 1)

def test_fail_task(self):
        with self.assertRaises(PermissionDenied):
            worker.fail_task(_make_request(None, False), 1, None)

def test_update_worker(self):
        with self.assertRaises(PermissionDenied):
            worker.update_worker(_make_request(None, False), True, True, 0)

def test_get_task_no_verify(self):
        with self.assertRaises(PermissionDenied):
            worker.get_task_no_verify(_make_request(None, False), 1)

def test_timeout_tasks(self):
        with self.assertRaises(PermissionDenied):
            worker.timeout_tasks(_make_request(None, False), [])

def test_get_tasks_to_assign(self):
        with self.assertRaises(PermissionDenied):
            worker.get_tasks_to_assign(_make_request(None, False))