def METHOD_NAME(self):
    delayables = chain(
        self.delayable(
            channel="root.test",
            description="Test",
            eta=15,
            identity_key=identity_exact,
            max_retries=1,
            priority=15,
        ).testing_method(1, foo=2),
        self.delayable().testing_method("x", foo="y"),
        self.delayable().no_description(),
    )
    delayables.delay()