Return a list of (arrival_secs, departure_secs, stop) tuples.

    Caution: arrival_secs and departure_secs may be 0, a false value meaning a
    stop at midnight or None, a false value meaning the stop is untimed.

def GetTimeStops(self):
    """Return a list of (arrival_secs, departure_secs, stop) tuples.

    Caution: arrival_secs and departure_secs may be 0, a false value meaning a
    stop at midnight or None, a false value meaning the stop is untimed."""
    return [(st.arrival_secs, st.departure_secs, st.stop) for st in
            self.GetStopTimes()]