======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '81'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  'Burundi : Musiques traditionnelles'
                                           'title'  'Ubuhua 1'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-1', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '17'
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'loc-africa-burundi'
                                             'bpm'  '144.955'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000128 00000122 00000FEB 00000904 0000C800 000027B1 0000397B 00003C3F '
 '00006E68 00009BB6')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000AA4 000000000036D8CC 00000000 0031AA4A 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '17+75F2A645D6071902B51F695143B08F19+884027'
'TALB' (Album/Movie/Show title)                     'Burundi : Musiques traditionnelles'
'TBPM' (BPM (beats per minute))                     '144.955'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-africa-burundi'
'TDOR' (Original release time)                      '1968'
'TDRC' (Recording time)                             '1968'
'TENC' (Encoded by)                                 'iTunes v7.0.1'
'TIT2' (Title/songname/content description)         'Ubuhua 1'
'TKEY' (Initial key)                                '11A'
'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)               '3/17'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       '[unknown]'
'TXXX:ASIN'                                         'B00PR2CLI0'
'TXXX:Artists'                                      '[unknown]'
'TXXX:BARCODE'                                      '3149028060522'
'TXXX:CATALOGNUMBER'                                'C 582003'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '55ab69c4-e8d3-44ac-93fa-2cd57a250a4d'
'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'                 'bdcad3de-4c4d-4167-b938-49f3838f24e1'
'TXXX:MusicBrainz Release Track Id'                 '91727f13-7f0d-4a94-b5d4-4da69148f159'
'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'                                 '1968'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '1'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.26 dB'
'TXXX:replaygain_track_peak'                        '0.559481'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'acf6e666-7407-4c61-a51f-d2481a05a5cd')

========================== row from database ==========================
                                              'id'  470995
                                            'path'  /data/Music/Bulk/00localcharacter/VA. World 1： Trad/Burundi： Musiques Traditionnelles (Ocora, 1967) [320k]/03 Ubuhuha1.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  81
                                           'genre'  loc-africa-burundi
                                        'filesize'  3365076
                                           'mtime'  1620586304
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter VA. World 1： Trad Burundi： Traditionnelles (Ocora, 1967) [320k] 03 Ubuhuha1 loc africa burundi
                                      'tag_artist'  [unknown]
                                     'tag_release'  Burundi : Musiques traditionnelles
                                       'tag_title'  Ubuhua 1
                                             'bpm'  144.955
                                    'search_title'  '1':2 'ubuhua':1
                                   'search_artist'  'unknown':1,2
                                  'search_release'  'burundi':1 'musiques':2 'traditionnelles':3
                                     'search_rest'  '1':4,5,6 '1967':14,15 '320k':16,17 'africa':20 'burundi':8,9,10 'loc':19 'ocora':12,13 'trad':7 'traditionnelles':11 'ubuhuha1':18 'va':1,2 'world':3
                                    'search_combo'  '1':2A,11,12,13 '1967':21,22 '320k':23,24 'africa':27 'burundi':5C,15,16,17 'loc':26 'musiques':6C 'ocora':19,20 'trad':14 'traditionnelles':7C,18 'ubuhua':1A 'ubuhuha1':25 'unknown':3B,4B 'va':8,9 'world':10
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-1', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['mysterious', 'unknown', 'all', 'mistagged artist', 'rock']
                                        'tag_date'  1968
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586304.3648195  (2021-05-09 20:51:44)
                             'size'  3365076