======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '121'
                                          'artist'  'The Beatles'
                                     'text_people'  ''
                                         'release'  'Revolver'
                                           'title'  'And Your Bird Can Sing'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['pop', 'rock', '60s', 'british', 'classic rock']"
                                     'discogstags'  "['rock', 'pop', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '14'
                                            'date'  '1966'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic'
                                             'bpm'  '132.357'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Revolver'
'TBPM' (BPM (beats per minute))                     '132.357'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-classic'
'TDOR' (Original release time)                      '1966'
'TDRC' (Recording time)                             '1966'
'TIT2' (Title/songname/content description)         'And Your Bird Can Sing'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'The Beatles'
'TPE2' (Band/orchestra/accompaniment)               'The Beatles'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Odeon'
'TRCK' (Track number/Position in set)               '9/14'
'TSO2'                                              'Beatles, The'
'TSOP' (Performer sort order)                       'Beatles, The'
'TXXX:Artists'                                      'The Beatles'
'TXXX:CATALOGNUMBER'                                'SMO 74 161'
'TXXX:MusicBrainz Album Artist Id'                  'b10bbbfc-cf9e-42e0-be17-e2c3e1d2600d'
'TXXX:MusicBrainz Album Id'                         'f65afc04-4956-4218-b6cd-65b80664142d'
'TXXX:MusicBrainz Album Release Country'            'CH'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b10bbbfc-cf9e-42e0-be17-e2c3e1d2600d'
'TXXX:MusicBrainz Release Group Id'                 '72d15666-99a7-321e-b1f3-a3f8c09dff9f'
'TXXX:MusicBrainz Release Track Id'                 '54fa3d83-879d-41d9-aa62-98fa630f2e9b'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'pop', 'pop rock']
'TXXX:lastfmtags'                                   ['pop', 'rock', '60s', 'british', 'classic rock']
'TXXX:originalyear'                                 '1966'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.55 dB'
'TXXX:replaygain_track_peak'                        '0.810687'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ab9818a2-509a-4df1-ab63-148ebd6d7d4f')
'USLT::XXX'                                         ("Tell me that you've got everything you want\n"
 'And your bird can sing\n'
 "But you don't get me\n"
 "you don't get me\n"
 '\n'
 "You say you've seen the seven wonders\n"
 'And your bird is green\n'
 "But you can't see me\n"
 "you can't see me\n"
 '\n'
 'When your prized possessions\n'
 'start to weigh you down\n'
 'Look in my direction\n'
 "I'll be round, I'll be round\n"
 '\n'
 'When your bird is broken\n'
 'will it bring you down\n'
 'You may be awoken\n'
 "I'll be round, I'll be round\n"
 '\n'
 "You tell me that you've heard every sound there is\n"
 'And your bird can swing\n'
 "But you can't hear me\n"
 "You can't hear me")

========================== row from database ==========================
                                              'id'  1529135
                                            'path'  /data/Music/Bulk/00poprockelectronic/Beatles/_66-revolver/The Beatles - And your Bird Can Sing.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  121
                                           'genre'  rock-cppex-classic
                                        'filesize'  2441446
                                           'mtime'  1636039055
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic _66 revolver your rock cppex classic
                                      'tag_artist'  The Beatles
                                     'tag_release'  Revolver
                                       'tag_title'  And Your Bird Can Sing
                                             'bpm'  132.357
                                    'search_title'  'and':1 'bird':3 'can':4 'sing':5 'your':2
                                   'search_artist'  'beatles':2 'the':1
                                  'search_release'  'revolver':1
                                     'search_rest'  '00poprockelectronic':1 '66':2 'classic':7 'cppex':6 'revolver':3 'rock':5 'your':4
                                    'search_combo'  '00poprockelectronic':9 '66':10 'and':1A 'beatles':7B 'bird':3A 'can':4A 'classic':15 'cppex':14 'revolver':8C,11 'rock':13 'sing':5A 'the':6B 'your':2A,12
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['pop', 'rock', '60s', 'british', 'classic rock']
                                        'tag_date'  1966
                                     'discogstags'  ['rock', 'pop', 'pop rock']

============================== file details ==============================
                                           'mtime'  1636039055.3259923  (2021-11-04 16:17:35)
                             'size'  2441446