'The tlid of the track that will be played if calling
:meth:`mopidy.core.PlaybackController.next()`.
For normal playback this is the next track in the tracklist. If repeat
is enabled the next track can loop around the tracklist. When random is
enabled this should be a random track, all tracks should be played once
before the tracklist repeats.
:rtype: :class:`int` or :class:`None`
.. versionadded:: 1.1'

def get_next_tlid(self):

    current_tl_track = self.core.playback.get_current_tl_track()
    return getattr(self.next_track(current_tl_track), u'tlid', None)
