======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '364'
                                          'artist'  '[anonymous]'
                                     'text_people'  ''
                                         'release'  'Nōgaku: Japanese Traditional Music 2'
                                           'title'  'Chū no mai'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-1', 'Q-PLAY-2', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['obra cantada em latim', 'a cappella', 'obra cantada em frances', 'moteto', "
 "'early music']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '9'
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan-classical'
                                             'bpm'  '90'
                                             'key'  '9B'
                                        'acoustid'  'cad785ae-3a10-4db7-989a-8d208a5a9a27'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Nōgaku: Japanese Traditional Music 2'
'TBPM' (BPM (beats per minute))                     '90'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-japan-classical'
'TDOR' (Original release time)                      '1990'
'TDRC' (Recording time)                             '1990-09-05'
'TIT2' (Title/songname/content description)         'Chū no mai'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               '[anonymous]'
'TPE2' (Band/orchestra/accompaniment)               '[anonymous]'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Seven Seas'
'TRCK' (Track number/Position in set)               '5/9'
'TSO2'                                              '[anonymous]'
'TSOP' (Performer sort order)                       '[anonymous]'
'TXXX:ASIN'                                         'B00005I2WU'
'TXXX:Acoustid Id'                                  'cad785ae-3a10-4db7-989a-8d208a5a9a27'
'TXXX:Artists'                                      '[anonymous]'
'TXXX:BARCODE'                                      '4988003085162'
'TXXX:CATALOGNUMBER'                                'KICH-2002'
'TXXX:MusicBrainz Album Artist Id'                  'f731ccc4-e22a-43af-a747-64213329e088'
'TXXX:MusicBrainz Album Id'                         'c532dff5-55a3-4240-8d78-918f6b636da7'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f731ccc4-e22a-43af-a747-64213329e088'
'TXXX:MusicBrainz Release Group Id'                 '1f204f2a-b4e8-3de6-9e15-0c1332641302'
'TXXX:MusicBrainz Release Track Id'                 'e9c5d642-d4a7-3c86-a047-759bf8457011'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['obra cantada em latim',
 'a cappella',
 'obra cantada em frances',
 'moteto',
 'early music']
'TXXX:originalyear'                                 '1990'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+3.24 dB'
'TXXX:replaygain_track_peak'                        '0.937193'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'94adaad3-e2f2-401a-99c3-4eadb4d8d94d')

========================== row from database ==========================
                                              'id'  725760
                                            'path'  /data/Music/Bulk/00localcharacter/Japanese Noh/Nôgaku (King Record)/5-CHÛ NO MAI.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  364
                                           'genre'  loc-asia-japan-classical
                                        'filesize'  8794147
                                           'mtime'  1678455921
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Noh Nôgaku (King Record) 5 CHÛ NO MAI loc asia japan classical
                                      'tag_artist'  [anonymous]
                                     'tag_release'  Nōgaku: Japanese Traditional Music 2
                                       'tag_title'  Chū no mai
                                             'bpm'  90.0
                                    'search_title'  'chu':1,2 'mai':4 'no':3
                                   'search_artist'  'anonymous':1,2
                                  'search_release'  '2':8 'japanese':5 'music':7 'nogaku':1,2,3,4 'traditional':6
                                     'search_rest'  '5':8 'asia':14 'chu':9,10 'classical':16 'japan':15 'king':4,5 'loc':13 'mai':12 'no':11 'nogaku':2,3 'noh':1 'record':6,7
                                    'search_combo'  '2':14C '5':22 'anonymous':5B,6B 'asia':28 'chu':1A,2A,23,24 'classical':30 'japan':29 'japanese':11C 'king':18,19 'loc':27 'mai':4A,26 'music':13C 'no':3A,25 'nogaku':7C,8C,9C,10C,16,17 'noh':15 'record':20,21 'traditional':12C
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'Q-OLDST-1', 'Q-PLAY-2', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'Q-PIANO-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-vocals-2', 'q-mixbeat-1']
                                      'lastfmtags'  ['obra cantada em latim', 'a cappella', 'obra cantada em frances', 'moteto', 'early music']
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678455920.840236  (2023-03-10 14:45:20)
                             'size'  8794147