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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 async def _handle_ack(self, sid, namespace, id, data):
 """Handle ACK packets from the client."""

        namespace = namespace or '/'
        self.logger.info('received ack from %s [%s]', sid, namespace)
        await self.manager.trigger_callback(sid, namespace, id, data)