List[Tuple[:class:`int`, :class:`float`]]: A list of latencies between a HEARTBEAT and a HEARTBEAT_ACK in seconds.

        This returns a list of tuples with elements ``(shard_id, latency)``.

def latencies(self):
        """List[Tuple[:class:`int`, :class:`float`]]: A list of latencies between a HEARTBEAT and a HEARTBEAT_ACK in seconds.

        This returns a list of tuples with elements ``(shard_id, latency)``.
        """
        return [(shard_id, shard.ws.latency) for shard_id, shard in self.shards.items()]