======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '210'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  'Chine: Musique classique'
                                           'title'  'La vague nettoie la plage (Dalang tao sha)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '17'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'loc-asia-china'
                                             'bpm'  '116.320'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Chine: Musique classique'
'TBPM' (BPM (beats per minute))                     '116.320'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-china'
'TDOR' (Original release time)                      '1988'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'La vague nettoie la plage (Dalang tao sha)'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Ocora'
'TRCK' (Track number/Position in set)               '11/17'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       '[unknown]'
'TXXX:Artists'                                      '[unknown]'
'TXXX:BARCODE'                                      '794881648221'
'TXXX:CATALOGNUMBER'                                'C 582039'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'be731ccb-cd65-43e5-a0f7-dac8aa4053c0'
'TXXX:MusicBrainz Album Release Country'            'FR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '125ec42a-7229-4250-afc5-e057484327fe'
'TXXX:MusicBrainz Release Group Id'                 '6ec12338-58b2-4e39-b85d-52db863dd651'
'TXXX:MusicBrainz Release Track Id'                 '7900c65d-d44b-4a29-a1bc-efe8dc6b5de9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '1988'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'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'                        '+1.12 dB'
'TXXX:replaygain_track_peak'                        '0.730128'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9e55efde-d4e5-479b-9cbe-bce495dac5d7')

========================== row from database ==========================
                                              'id'  1396739
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/CHINE - Musique Classique/11. Dalang tao sha - La Vague nettoie la plage - Luth à trois cordes sanxian - Li Yi.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  210
                                           'genre'  loc-asia-china
                                        'filesize'  6859367
                                           'mtime'  1621626981
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia CHINE Classique 11. Vague Luth à trois cordes sanxian Li Yi loc asia china
                                      'tag_artist'  [unknown]
                                     'tag_release'  Chine: Musique classique
                                       'tag_title'  La vague nettoie la plage (Dalang tao sha)
                                             'bpm'  116.32
                                    'search_title'  'dalang':5,6 'la':1 'nettoie':3 'plage':4 'sha':8,9 'tao':7 'vague':2
                                   'search_artist'  'unknown':1,2
                                  'search_release'  'chine':1,2 'classique':4 'musique':3
                                     'search_rest'  '00asia':1 '11':4,5 'a':8,9 'asia':16 'china':17 'chine':2 'classique':3 'cordes':11 'li':13 'loc':15 'luth':7 'sanxian':12 'trois':10 'vague':6 'yi':14
                                    'search_combo'  '00asia':16 '11':19,20 'a':23,24 'asia':31 'china':32 'chine':12C,13C,17 'classique':15C,18 'cordes':26 'dalang':5A,6A 'la':1A 'li':28 'loc':30 'luth':22 'musique':14C 'nettoie':3A 'plage':4A 'sanxian':27 'sha':8A,9A 'tao':7A 'trois':25 'unknown':10B,11B 'vague':2A,21 'yi':29
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['mysterious', 'unknown', 'all', 'mistagged artist', 'rock']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621626980.508982  (2021-05-21 21:56:20)
                             'size'  6859367