def cmd_currentsong(self, conn):
        if self.current_index != -1:  # -1 means stopped.
            track = self.playlist[self.current_index]
            yield self._item_info(track)
Sends information about the currently-playing song.
dataset/ETHPy150Open beetbox/beets/beetsplug/bpd/__init__.py/BaseServer.cmd_currentsong