“Aioredis Pubsub Beispiel” Code-Antworten

Aioredis Pubsub Beispiel


import asyncio
import aioredis

async def handle_msg(msg):
    print('Got Message:', msg)
    i = int(msg['sleep_for'])
    print('Sleep for {}'.format(i))
    await asyncio.sleep(i)
    print('End sleep')

async def reader(ch):
    while (await ch.wait_message()):
        msg = await ch.get_json()
        asyncio.ensure_future(handle_msg(msg))

async def main():
    sub = await aioredis.create_redis(('localhost', 6379))
    res = await sub.subscribe('chan:1')
    ch1 = res[0]
    tsk = await reader(ch1)


loop = asyncio.get_event_loop()
loop.run_until_complete(main())
loop.close()
Silly Starling

Aioredis Pubsub Beispiel

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())
Anies

Ähnliche Antworten wie “Aioredis Pubsub Beispiel”

Fragen ähnlich wie “Aioredis Pubsub Beispiel”

Durchsuchen Sie beliebte Code-Antworten nach Sprache

Durchsuchen Sie andere Codesprachen

Shell/Bash
C#
C++
C
CSS
HTML
Java
JavaScript
Objective-C
PHP
Python
Sql
Swift
Ruby
TypeScript
Go
Kotlin
Assembly
R
VBA
Scala
Rust
Dart
Elixir
Clojure
Haskell
Matlab
Erlang
Cobol
Fortran
Scheme
Perl
Groovy
Lua
Julia
Delphi
Abap
Lisp
Prolog
Pascal
ActionScript
Basic
Solidity
PowerShell
GDScript
Excel