======================== unified (from filesystem) ========================
                                         'bitrate'  '270.621'
                                        'duration'  '368'
                                          'artist'  'Deben Bhattacharya'
                                     'text_people'  ''
                                         'release'  'Classical Ragas of India (1968)'
                                           'title'  'Madhuvanti'
                                           '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-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['traditional', 'ethnic', 'world music', 'folk', 'ethnomusicologist']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'loc-asia-india'
                                             'bpm'  '95.528'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'collected by Mr. Bhattacharya , no reference to the players'
'COMM:ID3v1 Comment:XXX'                            'collected by Mr. Bhattachary'
'TALB' (Album/Movie/Show title)                     'Classical Ragas of India (1968)'
'TBPM' (BPM (beats per minute))                     '95.528'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-india'
'TDRC' (Recording time)                             '1968'
'TENC' (Encoded by)                                 'LP - wav - WinLAME extreme preset to mp3'
'TIT2' (Title/songname/content description)         'Madhuvanti'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Deben Bhattacharya'
'TRCK' (Track number/Position in set)               '01'
'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:lastfmtags'                                   ['traditional', 'ethnic', 'world music', 'folk', 'ethnomusicologist']
'TXXX:other'                                        'Side 2'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.66 dB'
'TXXX:replaygain_track_peak'                        '0.721315'

========================== row from database ==========================
                                              'id'  1239662
                                            'path'  /data/Music/Bulk/00localcharacter/00south-europe-middle-east/Deben Bhattacharya - Classical Ragas of India (LS 86053)/Deben Bhattacharya - Classical Ragas of India (1968) - Side 2 - 01 - Madhuvanti.mp3
                                         'working'  None
                                         'bitrate'  270
                                    'duration_sec'  368
                                           'genre'  loc-asia-india
                                        'filesize'  12501510
                                           'mtime'  1621627066
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00south europe middle east (LS 86053) Side 2 01 loc asia india
                                      'tag_artist'  Deben Bhattacharya
                                     'tag_release'  Classical Ragas of India (1968)
                                       'tag_title'  Madhuvanti
                                             'bpm'  95.528
                                    'search_title'  'madhuvanti':1
                                   'search_artist'  'bhattacharya':2 'deben':1
                                  'search_release'  '1968':5,6 'classical':1 'india':4 'of':3 'ragas':2
                                     'search_rest'  '00south':1 '2':10 '86053':7,8 'asia':12 'east':4 'europe':2 'india':13 'loc':11 'ls':5,6 'middle':3 'side':9
                                    'search_combo'  '00south':10 '1968':8C,9C '2':19 '86053':16,17 'asia':21 'bhattacharya':3B 'classical':4C 'deben':2B 'east':13 'europe':11 'india':7C,22 'loc':20 'ls':14,15 'madhuvanti':1A 'middle':12 'of':6C 'ragas':5C 'side':18
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['traditional', 'ethnic', 'world music', 'folk', 'ethnomusicologist']
                                        'tag_date'  1968
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627066.3078034  (2021-05-21 21:57:46)
                             'size'  12501510