======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '64'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  'Garland Encyclopedia - Africa'
                                           'title'  "Somali caayar 'dhaanto' 2"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', 'Q-LOCALNESS-4', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'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'  '16'
                                      'tracktotal'  '21'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-africa'
                                             'bpm'  '122.957'
                                             'key'  '6A'
                                        'acoustid'  'aeb67b39-2643-435c-82b7-b0d9d09e1435'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Garland Encyclopedia - Africa'
'TBPM' (BPM (beats per minute))                     '122.957'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-africa'
'TIT2' (Title/songname/content description)         "Somali caayar 'dhaanto' 2"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '16/21'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       '[unknown]'
'TXXX:Acoustid Id'                                  'aeb67b39-2643-435c-82b7-b0d9d09e1435'
'TXXX:Artists'                                      '[unknown]'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'b99568c2-5898-4899-a308-21ea1fe1e0f9'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '125ec42a-7229-4250-afc5-e057484327fe'
'TXXX:MusicBrainz Release Group Id'                 '66e8bc12-c690-3f8c-b21a-3285603a126d'
'TXXX:MusicBrainz Release Track Id'                 '2107d7e7-f9ab-339a-bdbe-5b48fc702b72'
'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: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'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.66 dB'
'TXXX:replaygain_track_peak'                        '0.505019'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'81baccc8-eff3-4e5b-8c12-c9b97310720d')

========================== row from database ==========================
                                              'id'  471812
                                            'path'  /data/Music/Bulk/00localcharacter/VA. World 1： Trad/African Original Ethno Music [128k]/16. Somali caayar excerpt 2 (Somalia).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  64
                                           'genre'  loc-africa
                                        'filesize'  1036063
                                           'mtime'  1620586263
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter VA. World 1： Trad African Original Ethno Music [128k] 16. excerpt (Somalia) loc africa
                                      'tag_artist'  [unknown]
                                     'tag_release'  Garland Encyclopedia - Africa
                                       'tag_title'  Somali caayar 'dhaanto' 2
                                             'bpm'  122.957
                                    'search_title'  '2':5 'caayar':2 'dhaanto':3,4 'somali':1
                                   'search_artist'  'unknown':1,2
                                  'search_release'  'africa':3 'encyclopedia':2 'garland':1
                                     'search_rest'  '1':4,5,6 '128k':12,13 '16':14,15 'africa':20 'african':8 'ethno':10 'excerpt':16 'loc':19 'music':11 'original':9 'somalia':17,18 'trad':7 'va':1,2 'world':3
                                    'search_combo'  '1':14,15,16 '128k':22,23 '16':24,25 '2':5A 'africa':10C,30 'african':18 'caayar':2A 'dhaanto':3A,4A 'encyclopedia':9C 'ethno':20 'excerpt':26 'garland':8C 'loc':29 'music':21 'original':19 'somali':1A 'somalia':27,28 'trad':17 'unknown':6B,7B 'va':11,12 'world':13
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['mysterious', 'unknown', 'all', 'mistagged artist', 'rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586263.253944  (2021-05-09 20:51:03)
                             'size'  1036063