Notes on managing Google Music from Python

README.md

Good source: How to remove duplicates from your Google Music library using the gmusicapi, Python 3.5 and the Windows 10 Anniversary Update

googlemusic_playlister.py

import sys
from gmusicapi import Mobileclient

playlistname = sys.argv[1]
email = sys.argv[2]
passwd = sys.argv[3]

api = Mobileclient()
api.login(email, passwd, Mobileclient.FROM_MAC_ADDRESS)

plc = api.get_all_user_playlist_contents()
target = next((p for p in plc if p['name'] == playlistname))
print('Pulling library...', file=sys.stderr)
library = { i['id']: i for i in api.get_all_songs() }

tracknames = set()

for t in target['tracks']:
    if t['trackId'] in library:
        l = library[t['trackId']]
        title = l.get('title')
        dupmsg = '[duplicate]' if title in tracknames else ''
        tracknames.add(title)
        print(l.get('artist'), '/', l.get('albumArtist'), '-', l.get('title'), dupmsg)
    else:
        #pass
        print('Library mismatch:', t)