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

29 votes160 views5 answers
Python date and time
Python
0 vote163 views1 answer
Merge the tool hacker rank solution
Python
0 vote160 views1 answer
Copy files to a directory using text file
Python
1 vote228 views3 answers
Exponential python
Python
1 vote132 views1 answer
_reverse_with_prefix() argument after * must be an iterable, not int
Python
11 votes160 views3 answers
Reorder columns in python
Python
28 votes169 views2 answers
Tofixed in python
Python
1 vote166 views1 answer
Sha256 pandas
Python
43 votes163 views6 answers
Create a dataframe python
Python
45 votes162 views6 answers
How to increase the figure size in matplotlib
Python