Handle here the asynchronous part of the init.

async def async_init(self):
        """
        Handle here the asynchronous part of the init.
        """

        self.pool = await aioredis.create_pool(
            (self.host, self.port),
            db=self.db_id,
            minsize=self.min_pool_size,
            maxsize=self.max_pool_size,
            loop=asyncio.get_event_loop(),
        )