Aioredis pubsub example

import asyncio

import async_timeout

import aioredis

STOPWORD = "STOP"


async def reader(channel: aioredis.client.PubSub):
    while True:
        try:
            async with async_timeout.timeout(1):
                message = await channel.get_message(ignore_subscribe_messages=True)
                if message is not None:
                    print(f"(Reader) Message Received: {message}")
                    if message["data"].decode() == STOPWORD:
                        print("(Reader) STOP")
                        break
                await asyncio.sleep(0.01)
        except asyncio.TimeoutError:
            pass


async def main():
    redis = aioredis.from_url("redis://localhost")
    pubsub = redis.pubsub()
    await pubsub.subscribe("channel:1", "channel:2")

    future = asyncio.create_task(reader(pubsub))

    await redis.publish("channel:1", "Hello")
    await redis.publish("channel:2", "World")
    await redis.publish("channel:1", STOPWORD)

    await future


if __name__ == "__main__":
    asyncio.run(main())

Source: aioredis.readthedocs.io

Similar codes

1 vote239 views1 answer
Google colab power level
Python
82 votes237 views6 answers
How to create a for loop in python
Python
0 vote269 views2 answers
Welcome system
Python
9 votes254 views2 answers
Flask flash
Python
23 votes253 views4 answers
Delete last few items from a list python
Python
1 vote244 views1 answer
Ipywidegtes dropdown
Python
0 vote259 views1 answer
How to get a list of all values in a column df
Python
0 vote261 views1 answer
How to draw squircle python
Python
0 vote245 views1 answer
How to make a python file that prints out a random element from a list
Python
0 vote246 views1 answer
Jupyter notebook cell background color
Python