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Extract YTM playback history from Google Takeout JSON as CSV
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| import json, re, sys | |
| items = json.load(open('watch-history.json')) | |
| music = (list(x for x in items if x['header'] == 'YouTube Music')) | |
| known_music_channels = { | |
| 'Reol Official': 'Reol' | |
| } | |
| counters = { | |
| 'Total': len(music), | |
| 'Native (GPM/YTM)': 0, | |
| 'Known': 0, | |
| 'Guessed': 0, | |
| 'Fallback': 0, | |
| 'Removed': 0, | |
| 'Without metadata': 0, | |
| } | |
| for track in music: | |
| if not track['title'].startswith('Watched '): | |
| print(track) | |
| exit(1) | |
| fullname = track['title'][8:] | |
| parts = re.split('\\s+[–—-]\\s+', fullname) | |
| artist = 'unknown' | |
| title = 'unknown' | |
| if len(parts) < 2: | |
| if 'subtitles' in track and track['subtitles'][0]['name'].endswith(' - Topic'): | |
| # Native YTM/GPM artist | |
| artist = track['subtitles'][0]['name'][0:-8] | |
| title = fullname | |
| counters['Native (GPM/YTM)'] += 1 | |
| elif 'watch?' in track['title']: | |
| # no metadata at all :shrug: | |
| counters['Without metadata'] += 1 | |
| continue | |
| elif 'a video that has been removed' in track['title']: | |
| # :shrug: | |
| counters['Removed'] += 1 | |
| continue | |
| elif 'subtitles' in track and track['subtitles'][0]['name'] in known_music_channels: | |
| # known authors on youtube | |
| title = fullname | |
| artist = known_music_channels[track['subtitles'][0]['name']] | |
| counters['Known'] += 1 | |
| else: | |
| # 3rd-party upload without ' - ' sign | |
| # trying to guess | |
| # 1. Asian-style | |
| match_quotes_a = re.search('「.*?」', fullname) | |
| match_quotes_b = re.search('【.*?】', fullname) | |
| match_quotes_c = re.search('『.*?』', fullname) | |
| if match_quotes_a: | |
| title = match_quotes_a[0][1:-1] | |
| if match_quotes_b: | |
| artist = match_quotes_b[0][1:-1] | |
| if match_quotes_c: | |
| artist = match_quotes_c[0][1:-1] | |
| title = fullname[match_quotes_c.end():].strip() | |
| # 2. artist: title style | |
| n_parts = re.split(':\\s+', fullname) | |
| if len(n_parts) == 2: | |
| artist = n_parts[0] | |
| title = n_parts[1] | |
| # 3. title by artist style | |
| n_parts = re.split('\\s+by\\s+', fullname) | |
| if len(n_parts) == 2: | |
| artist = n_parts[1] | |
| title = n_parts[0] | |
| if (title != 'unknown') and (artist != 'unknown'): | |
| counters['Guessed'] += 1 | |
| else: | |
| title = parts[1] | |
| artist = parts[0] | |
| counters['Guessed'] += 1 | |
| # fallback | |
| if artist == 'unknown' or title == 'unknown': | |
| counters['Fallback'] += 1 | |
| if artist == 'unknown' and 'subtitles' in track: | |
| artist = track['subtitles'][0]['name'] | |
| if title == 'unknown': | |
| title = fullname | |
| # clean mess | |
| artist = re.sub('【.*】', '', artist) | |
| artist = artist.strip() | |
| title = title.strip() | |
| #print('"{}","{}","","{}","",""'.format(artist,title,re.sub('\\.\\d{3}$', '', track['time'].replace('T', ' ').replace('Z', '')))) | |
| print(artist, '\t', title) | |
| print('-----------------', file=sys.stderr) | |
| for (counter, value) in counters.items(): | |
| print('{}: {}'.format(counter, value), file=sys.stderr) |
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