from sanic import Sanic, response
from sanic_amqp_ext import AmqpExtension, AmqpWorker


app = Sanic(__name__)
# Configuration for RabbitMQ
app.config.update({
    "AMQP_USERNAME": "guest",
    "AMQP_PASSWORD": "guest",
    "AMQP_HOST": "localhost",
    "AMQP_PORT": 5672,
    "AMQP_VIRTUAL_HOST": "vhost",
    "AMQP_USING_SSL": False,
})
AmqpExtension(app) # AMQP is available as `app.amqp` or `app.extensions['amqp']`


class CustomWorker(AmqpWorker):

    async def run(self, *args, **kwargs):
        transport, protocol = await self.connect()  # create a new connection
        # and do some stuff here ...

# Register workers after initializing the extension
app.amqp.register_worker(CustomWorker(app))


@app.route("/")
async def handle(request):
    transport, protocol = await request.app.amqp.connect()  # create a new connection
    # do some stuff here ...
    # P.S. but don't forget to close the connection after using
    return response.text("It's works!")