'Returns identifying metadata about the current choice. For
albums, this is an (artist, album) pair. For items, this is
(artist, title). May only be called when the choice flag is ASIS
or RETAG (in which case the data comes from the files\' current
metadata) or APPLY (data comes from the choice).'

def chosen_ident(self):

    if (self.choice_flag in (action.ASIS, action.RETAG)):
        return (self.cur_artist, self.cur_album)
    elif (self.choice_flag is action.APPLY):
        return (self.match.info.artist, self.match.info.album)
