def get_local_track(
            self, artist=None, title=None, album=None, length=None):

        if artist is None:
            artist = ''
        if title is None:
            title = ''
        if album is None:
            album = ''
        if length is None:
            length = -1

        artist = utils.to_char(artist)
        title = utils.to_char(title)
        album = utils.to_char(album)
        sp_track = lib.sp_localtrack_create(artist, title, album, length)

        return spotify.Track(self, sp_track=sp_track, add_ref=False)
The dashboard page of admin site.
dataset/ETHPy150Open mopidy/pyspotify/spotify/session.py/Session.get_local_track--crossover with--dataset/ETHPy150Open pythoncn/june/june/handlers/admin.py/dashboard