def clear(self):
    (self._timestamp, self._latitude, self._longitude, self._altitude, self._sat_count, self._quality, self._speed, self._mf_type, self._pdop, self._vdop, self._hdop) = ((None,) * 11)
def clear(self):
    (self._timestamp, self._latitude, self._longitude, self._altitude, self._sat_count, self._quality, self._speed, self._mf_type, self._pdop, self._vdop, self._hdop) = ((None,) * 11)