======================== unified (from filesystem) ========================
                                         'bitrate'  '137.95'
                                        'duration'  '208'
                                          'artist'  'M. N. Ghosh'
                                     'text_people'  ''
                                         'release'  ('Indian Talking Machine: 78 RPM Record and Gramophone Collecting on the '
 'Sub-Continent')
                                           'title'  'Baul'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-1', 'Q-JZFKS-1', '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-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '23'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'loc-asia-india'
                                             'bpm'  '96'
                                             'key'  '11B'
                                        'acoustid'  '29c71965-9c8c-4720-91b3-77bd2cedba9a'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     ('Indian Talking Machine: 78 RPM Record and Gramophone Collecting on the '
 'Sub-Continent')
'TBPM' (BPM (beats per minute))                     '96'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-india'
'TDOR' (Original release time)                      '2016'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'Baul'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'M. N. Ghosh'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Sublime Frequencies'
'TRCK' (Track number/Position in set)               '9/23'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Ghosh, M. N.'
'TXXX:Acoustid Id'                                  '29c71965-9c8c-4720-91b3-77bd2cedba9a'
'TXXX:Artists'                                      'M. N. Ghosh'
'TXXX:CATALOGNUMBER'                                'SF099'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'ea1b7132-96d4-48f1-88cb-99dc765f4361'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '95a579c5-a3f6-442f-a76b-5aa2a1ce7312'
'TXXX:MusicBrainz Release Group Id'                 'b9e3a8b3-1073-41e8-8f25-60ae21244aec'
'TXXX:MusicBrainz Release Track Id'                 '722c4e36-e638-4ff7-8425-17b05383d74f'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '2016'
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.45 dB'
'TXXX:replaygain_track_peak'                        '0.516896'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e2f0da21-aa3e-41e5-b2d1-4669c13f5d9f')

========================== row from database ==========================
                                              'id'  932411
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Indian Talking Machine 78 RPM Record and Gramophone Collecting on the Sub-Continent/09 Baul.mp3
                                         'working'  None
                                         'bitrate'  137
                                    'duration_sec'  208
                                           'genre'  loc-asia-india
                                        'filesize'  3669437
                                           'mtime'  1621629143
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia 09 loc asia india
                                      'tag_artist'  M. N. Ghosh
                                     'tag_release'  Indian Talking Machine: 78 RPM Record and Gramophone Collecting on the Sub-Continent
                                       'tag_title'  Baul
                                             'bpm'  96.0
                                    'search_title'  'baul':1
                                   'search_artist'  'ghosh':5 'm':1,2 'n':3,4
                                  'search_release'  '78':5 'and':8 'collecting':10 'continent':14 'gramophone':9 'indian':1 'machine':3,4 'on':11 'record':7 'rpm':6 'sub':13 'subcontinent':15 'talking':2 'the':12
                                     'search_rest'  '00asia':1 'asia':3 'india':4 'loc':2
                                    'search_combo'  '00asia':22 '78':11C 'and':14C 'asia':24 'baul':1A 'collecting':16C 'continent':20C 'ghosh':6B 'gramophone':15C 'india':25 'indian':7C 'loc':23 'm':2B,3B 'machine':9C,10C 'n':4B,5B 'on':17C 'record':13C 'rpm':12C 'sub':19C 'subcontinent':21C 'talking':8C 'the':18C
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2016
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629142.9746056  (2021-05-21 22:32:22)
                             'size'  3669437