How can I use Tornado and Redis asynchronously?

Question

I\'m trying to find how can I use Redis and Tornado asynchronously. I found the tornado-redis but I need more than just add a yield in the code.

I have the

Answer 1

You should not use Redis pub/sub in the main Tornado thread, as it will block the IO loop. You can handle the long polling from web clients in the main thread, but you should create a separate thread for listening to Redis. You can then use ioloop.add_callback() and/or a threading.Queue to communicate with the main thread when you receive messages.