gpsdpoller.py 文件源码

def __init__(self, nmea):
        self.nmea = nmea

        self.process = False
        self.devices = []
        nmea.serialprobe.gpsdevices = self.devices

        self.process = GpsProcess()
        self.process.start()
        READ_ONLY = select.POLLIN | select.POLLHUP | select.POLLERR
        self.poller = select.poll()
        self.poller.register(self.process.pipe.fileno(), READ_ONLY)