How to use the rq.queue.Queue function in rq

def test_fetch_dependencies_watches(self):
        queue = Queue(connection=self.testconn)
        dependency_job = queue.enqueue(fixtures.say_hello)
        dependent_job = Job.create(func=fixtures.say_hello, depends_on=dependency_job)

        dependent_job.register_dependency()
        dependent_job.save()

        with self.testconn.pipeline() as pipeline:
            dependent_job.fetch_dependencies(
                watch=True,
                pipeline=pipeline
            )

            pipeline.multi()

            with self.assertRaises(WatchError):
                self.testconn.set(dependency_job.id, 'somethingelsehappened')

def test_create_and_cancel_job(self):
        """test creating and using cancel_job deletes job properly"""
        queue = Queue(connection=self.testconn)
        job = queue.enqueue(fixtures.say_hello)
        self.assertEqual(1, len(queue.get_jobs()))
        cancel_job(job.id)
        self.assertEqual(0, len(queue.get_jobs()))

def _add_jobs_to_queue(self, queue_name, num):
		queue = Queue(queue_name, connection=Redis())
		for _ in range(num):
			queue.enqueue(self._dummy_func)

def test_enqueue_job_async_status_finished(self):
        queue = Queue(is_async=False)
        job = Job.create(func=fixtures.say_hello)
        job = queue.enqueue_job(job)
        self.assertEqual(job.result, 'Hi there, Stranger!')
        self.assertEqual(job.get_status(), JobStatus.FINISHED)

def test_pin_installation(self):
        patch()
        import rq
        assert Pin.get_from(rq) is not None
        assert Pin.get_from(rq.job.Job) is not None
        assert Pin.get_from(rq.Queue) is not None
        assert Pin.get_from(rq.queue.Queue) is not None
        assert Pin.get_from(rq.Worker) is not None
        assert Pin.get_from(rq.worker.Worker) is not None

def test_fetch_dependencies_returns_dependency_jobs(self):
        queue = Queue(connection=self.testconn)
        dependency_job = queue.enqueue(fixtures.say_hello)
        dependent_job = Job.create(func=fixtures.say_hello, depends_on=dependency_job)

        dependent_job.register_dependency()
        dependent_job.save()

        dependencies = dependent_job.fetch_dependencies(pipeline=self.testconn)

        self.assertListEqual(dependencies, [dependency_job])

def test_get_queue(self):
        """registry.get_queue() returns the right Queue object."""
        registry = StartedJobRegistry(connection=self.testconn)
        self.assertEqual(registry.get_queue(), Queue(connection=self.testconn))

        registry = StartedJobRegistry('foo', connection=self.testconn)
        self.assertEqual(registry.get_queue(),
                         Queue('foo', connection=self.testconn))

def test_invalid_job(self):
        """Requeuing a job that's not in FailedJobRegistry raises an error."""
        queue = Queue(connection=self.testconn)
        job = queue.enqueue(say_hello)

        registry = FailedJobRegistry(connection=self.testconn)
        with self.assertRaises(InvalidJobOperation):
            registry.requeue(job)

def test_can_count_queues_properly(self):
		try:
			loaded_procs.clear()
			for idx, queue_name in enumerate(['high', 'bottom']):
				queue = Queue(queue_name, connection=Redis())
				queue.empty()

			# Put some jobs on the queue
			self._add_jobs_to_queue('high', 2)
			self._add_jobs_to_queue('bottom', 4)

			# Now fake a job being active for one of them
			for idx, queue_name in enumerate(['high', 'bottom']):
				queue = Queue(queue_name, connection=Redis())
				registry = StartedJobRegistry(queue_name, queue.connection)
				# Passing in a negative score is important here, otherwise the job will be recognized as expired
				registry.connection.zadd(registry.key, {'job_id_{}'.format(idx): -1})

			# Load the HF procs
			procs = load_procs(*(
				'tests.contrib.django.testapp.rq_test_procs.WorkerProc',
				'tests.contrib.django.testapp.rq_test_procs.AnotherWorkerProc'
			))

			# Total should be all queued + 1 active for each
			assert sum([proc.quantity() for proc_name, proc in procs.items()]) == 8
		finally:
			loaded_procs.clear()
			for idx, queue_name in enumerate(['high', 'bottom']):
				queue = Queue(queue_name, connection=Redis())

def enqueue_scheduled_jobs(self):
        """Enqueue jobs whose timestamp is in the past"""
        self._status = self.Status.WORKING
        for registry in self._scheduled_job_registries:
            timestamp = current_timestamp()

            # TODO: try to use Lua script to make get_jobs_to_schedule()
            # and remove_jobs() atomic
            job_ids = registry.get_jobs_to_schedule(timestamp)

            if not job_ids:
                continue

            queue = Queue(registry.name, connection=self.connection)

            with self.connection.pipeline() as pipeline:
                # This should be done in bulk
                for job_id in job_ids:
                    job = Job.fetch(job_id, connection=self.connection)
                    queue.enqueue_job(job, pipeline=pipeline)
                registry.remove_jobs(timestamp)
                pipeline.execute()
        self._status = self.Status.STARTED