How to use the pomoxis.provider.replayfast5 function in pomoxis

def poll_data(port):
        align_client = yield from bwa.align_client(align_port) 
        replay_client = yield from replayfast5.replay_client(replay_port)
        yield from asyncio.sleep(5)
        start_time = now()
        target_count = 0
        while True:
            time_saved = yield from replay_client.call.time_saved()
            total_pore_time = (now() - start_time) * len(channels)
            total_strand_time = yield from replay_client.call.cumulative_good_read_time()
            try:
                pore_time_saved = time_saved/total_pore_time
            except:
                pore_time_saved = 0
            try:
                strand_time_saved = time_saved/total_strand_time
            except:
                strand_time_saved = 0
            logger.info("Total pore time saved: {:.2f}% [{:.2f}/{:.2f}]".format(

aligning to these references will be ejected. If `whitelist` is `True`
        any read alinging to a reference other than those contained in this
        list will be ejected. Unidentified reads are never ejected.
    :param whitelist: see `target`.
    """

    logger = logging.getLogger('ReadUntil App')
    good_class = 'strand'
    time_warp=2
    event_loop = asyncio.get_event_loop()
    set_wakeup()

    port = start_port
    # Setup replay service
    replay_port = port
    replay_server = event_loop.create_task(replayfast5.replay_server(
        fast5, channels, replay_port, good_class, time_warp=time_warp
    ))
    port += 1
    # Setup alignment service
    align_port = port
    align_server = event_loop.create_task(bwa.align_server(
        bwa_index, align_port
    ))


    identified_reads = {}
    unidentified_reads = defaultdict(list)
    unblocks = Counter()

    ###
    # The read until app