======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '174'
                                          'artist'  'Vielleux du Bourbonnais'
                                     'text_people'  ''
                                         'release'  'Vielleux du Bourbonnais'
                                           'title'  "Bourrie croisie du Morvan - Bourrie d'Aumont"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['bagpipe', 'celtic', 'folk', 'french', 'french folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '12'
                                            'date'  '1979'
                                        'comments'  ''
                                           'genre'  'loc-eur-france;mi-bagpipe'
                                             'bpm'  '84.210'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Vielleux du Bourbonnais'
'TBPM' (BPM (beats per minute))                     '84.210'
'TCON' (Content type, a.k.a. Genre)                 ['loc-eur-france', 'mi-bagpipe']
'TDOR' (Original release time)                      '1979'
'TDRC' (Recording time)                             '1979'
'TIT2' (Title/songname/content description)         "Bourrie croisie du Morvan - Bourrie d'Aumont"
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Vielleux du Bourbonnais'
'TPE2' (Band/orchestra/accompaniment)               'Vielleux du Bourbonnais'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Hexagone'
'TRCK' (Track number/Position in set)               '7/12'
'TSO2'                                              'Vielleux du Bourbonnais'
'TSOP' (Performer sort order)                       'Vielleux du Bourbonnais'
'TXXX:CATALOGNUMBER'                                '883030'
'TXXX:MusicBrainz Album Artist Id'                  'edf7e88f-585c-4bec-81dd-3f438eb92908'
'TXXX:MusicBrainz Album Id'                         '04610780-7604-4f9d-80bf-d285af18abf3'
'TXXX:MusicBrainz Album Release Country'            'FR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'edf7e88f-585c-4bec-81dd-3f438eb92908'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['bagpipe', 'celtic', 'folk', 'french', 'french folk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.39 dB'
'TXXX:replaygain_track_peak'                        '0.721395'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f684b015-a87a-4347-bc6b-4b31bc16c07e')

========================== row from database ==========================
                                              'id'  1505617
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/Vielleux Du Bourbonnais/07 - Bourrée Croisée Du Morvan;  Bourrée D_aumont.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  174
                                           'genre'  loc-eur-france;mi-bagpipe
                                        'filesize'  4191262
                                           'mtime'  1620528130
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe Du 07 Bourrée Croisée Du Morvan; Bourrée D_aumont loc eur france;mi bagpipe
                                      'tag_artist'  Vielleux du Bourbonnais
                                     'tag_release'  Vielleux du Bourbonnais
                                       'tag_title'  Bourrie croisie du Morvan - Bourrie d'Aumont
                                             'bpm'  84.21
                                    'search_title'  'aumont':6 'bourrie':1 'croisie':2 'd':5 'daumont':7 'du':3 'morvan':4
                                   'search_artist'  'bourbonnais':3 'du':2 'vielleux':1
                                  'search_release'  'bourbonnais':3 'du':2 'vielleux':1
                                     'search_rest'  '00mid':1 'aumont':12 'bagpipe':19 'bourree':5,6 'croisee':7,8 'd':11 'du':4 'eur':14 'europe':3 'france':15,17 'loc':13 'mi':16,18 'morvan':9,10 'north':2
                                    'search_combo'  '00mid':14 'aumont':6A,25 'bagpipe':32 'bourbonnais':10B,13C 'bourree':18,19 'bourrie':1A 'croisee':20,21 'croisie':2A 'd':5A,24 'daumont':7A 'du':3A,9B,12C,17 'eur':27 'europe':16 'france':28,30 'loc':26 'mi':29,31 'morvan':4A,22,23 'north':15 'vielleux':8B,11C
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['bagpipe', 'celtic', 'folk', 'french', 'french folk']
                                        'tag_date'  1979
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528130.2533238  (2021-05-09 04:42:10)
                             'size'  4191262