Migrate your music play counts from Rythmbox 3.4.4. to Tauon 7.1.3

rhythmbox-to-tauon-playcount-migration.py

#!/usr/bin/python3
# SPDX-License-Identifier: CC0-1.0
#
# One-time Rhythmbox to Tauon playcount migration tool

import os
import pickle
import shutil
import urllib.parse as urlparser
import xml.etree.ElementTree as ET

# Customize these two paths
tauon_star_path = '/home/username/.var/app/com.github.taiko2k.tauonmb/data/TauonMusicBox/star.p'
rhythmboxdb_path = '/home/username/.var/app/org.gnome.Rhythmbox3/data/rhythmbox/rhythmdb.xml'

tauon_db = pickle.load(open(tauon_star_path, 'rb'))
rhythmbox_db = ET.parse(rhythmboxdb_path)

changes = False

for entry in rhythmbox_db.getroot().findall('./entry[@type="song"]'):
  play_count = entry.find('./play-count')
  if play_count is None:
    continue
  
  play_count = play_count.text
  
  title = entry.find('./title').text
  artist = entry.find('./artist').text
  duration = entry.find('./duration').text
  location = entry.find('./location').text
  
  if title is None or artist is None or duration is None or location is None:
    continue
  
  changes = True
  
  location = urlparser.unquote(location)
  path = location.split(os.sep)[-1]
  
  try:
    song = tauon_db[(artist, title, path)]
  except KeyError:
    tauon_db[(artist, title, path)]= [0.0, '', 0]
  
  playtime = float(int(duration) * int(play_count))
  song[0] += playtime

if changes:
  shutil.copyfile(tauon_star_path, tauon_star_path + '.pre-rhythmbox-backup')
  print('Warning: Only run this script once! Every time it runs it adds plays to Tauon.')
  
  with open(tauon_star_path, 'wb') as f:
    pickle.dump(tauon_db, f)
else:
  print('Didn’t find any play counts to migrate, sorry.')

Some usage instructions: Taiko2k/Tauon#725