Clean duplicate songs from MPD's queue.

clean_mpd_queue.py

#!/usr/bin/env python3

# Dependencies:
# pip install python-musicpd


import musicpd
import collections

def main():

    client = musicpd.MPDClient()
    client.connect()

    dupes = collections.defaultdict(list)
    for song in client.playlistinfo():
        dupes[song["file"]].append(song["id"])

    if all(len(duped) == 1 for duped in dupes.values()):
        return
    
    client.command_list_ok_begin()
    for duped in dupes.values():
        for songid in duped[1:]:
            client.deleteid(songid)
    client.command_list_end()

    client.disconnect()


if __name__ == "__main__":
    main()