======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '251'
                                          'artist'  'Korla Pandit'
                                     'text_people'  'Arthur Freed/Nacio Herb Brown'
                                         'release'  'Odyssey'
                                           'title'  'Song of the Nile'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['lounge', 'space age pop', 'exotica', 'organ', 'easy listening']"
                                     'discogstags'  ("['easy listening', 'electronic', 'jazz', 'non-music', 'classical', 'folk, "
 "world, & country']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '20'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '120.3'
                                             'key'  '4B'
                                        'acoustid'  '1352cb9e-606b-4e3c-838a-cc53f76b5e53'
rest: ''

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

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'MCDI' (Music CD identifier)                        MCDI(data=b'1\x004\x00+\x009\x006\x00+\x003\x005\x004\x00D\x00+\x008\x000\x003\x006\x00+\x00E\x000\x00C\x006\x00+\x001\x001\x00B\x003\x004\x00+\x001\x008\x00C\x007\x004\x00+\x001\x00D\x009\x001\x00B\x00+\x002\x002\x000\x00E\x004\x00+\x002\x007\x000\x00B\x00C\x00+\x002\x009\x005\x009\x000\x00+\x002\x00D\x000\x00B\x006\x00+\x003\x000\x00B\x004\x004\x00+\x003\x004\x00A\x008\x005\x00+\x003\x008\x004\x008\x00C\x00+\x003\x00B\x009\x009\x000\x00+\x003\x00E\x00C\x001\x00A\x00+\x004\x002\x008\x00B\x00F\x00+\x004\x005\x00C\x009\x00F\x00+\x004\x009\x007\x008\x00C\x00+\x004\x00C\x008\x00E\x00C\x00+\x005\x000\x001\x003\x003\x00\x00\x00')
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'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
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'PRIV:WM/WMCollectionGroupID:0\x0cªò˽ïB²l\x0bÈ\x99\x05ü"'  PRIV(owner='WM/WMCollectionGroupID', data=b'0\x0c\xaa\xf2\xcb\xbd\xefB\xb2l\x0b\xc8\x99\x05\xfc"')
'PRIV:WM/WMCollectionID:0\x0cªò˽ïB²l\x0bÈ\x99\x05ü"'  PRIV(owner='WM/WMCollectionID', data=b'0\x0c\xaa\xf2\xcb\xbd\xefB\xb2l\x0b\xc8\x99\x05\xfc"')
'PRIV:WM/WMContentID:9ÀúµÍÿ°G\x9aµ\x80\x07f\x1a\x88\x98'  PRIV(owner='WM/WMContentID', data=b'9\xc0\xfa\xb5\xcd\xff\xb0G\x9a\xb5\x80\x07f\x1a\x88\x98')
'TALB' (Album/Movie/Show title)                     'Odyssey'
'TBPM' (BPM (beats per minute))                     '120.3'
'TCOM' (Composer)                                   'Arthur Freed/Nacio Herb Brown'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDOR' (Original release time)                      '1996'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'Song of the Nile'
'TKEY' (Initial key)                                '4B'
'TLEN' (Length)                                     '255693'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Korla Pandit'
'TPE2' (Band/orchestra/accompaniment)               'Korla Pandit'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Fantasy'
'TRCK' (Track number/Position in set)               '2/20'
'TSO2'                                              'Pandit, Korla'
'TSOP' (Performer sort order)                       'Pandit, Korla'
'TXXX:Acoustid Id'                                  '1352cb9e-606b-4e3c-838a-cc53f76b5e53'
'TXXX:Artists'                                      'Korla Pandit'
'TXXX:CATALOGNUMBER'                                'FCD-24746-2'
'TXXX:MusicBrainz Album Artist Id'                  '95e63072-834a-4d12-85a0-8b50c880c04e'
'TXXX:MusicBrainz Album Id'                         '8b85d7d2-04eb-462c-9296-a1765364b660'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '95e63072-834a-4d12-85a0-8b50c880c04e'
'TXXX:MusicBrainz Release Group Id'                 'da89c5a8-ecfa-4a2c-bd45-2971e37b2840'
'TXXX:MusicBrainz Release Track Id'                 'b1714bba-3d1a-4152-a358-e3d389798116'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['easy listening',
 'electronic',
 'jazz',
 'non-music',
 'classical',
 'folk, world, & country']
'TXXX:lastfmtags'                                   ['lounge', 'space age pop', 'exotica', 'organ', 'easy listening']
'TXXX:originalyear'                                 '1996'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.17 dB'
'TXXX:replaygain_track_peak'                        '0.719367'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'029bf426-8e4f-4476-91fb-a4462042ff89')

========================== row from database ==========================
                                              'id'  1363663
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Korla Pandit - Odyssey (Compilation)/Korla Pandit - 02 - Love Song of the Nile.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  251
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  10156391
                                           'mtime'  1620530998
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country (Compilation) 02 Love prerock jb jazz lounge exotica bossa
                                      'tag_artist'  Korla Pandit
                                     'tag_release'  Odyssey
                                       'tag_title'  Song of the Nile
                                             'bpm'  120.3
                                    'search_title'  'nile':4 'of':2 'song':1 'the':3
                                   'search_artist'  'korla':1 'pandit':2
                                  'search_release'  'odyssey':1
                                     'search_rest'  'bossa':11 'compilation':5,6 'country':4 'exotica':2 'jazz':1 'jb':9 'lounge':10 'love':7 'oldies':3 'prerock':8
                                    'search_combo'  'bossa':18 'compilation':12,13 'country':11 'exotica':9 'jazz':8 'jb':16 'korla':5B 'lounge':17 'love':14 'nile':4A 'odyssey':7C 'of':2A 'oldies':10 'pandit':6B 'prerock':15 'song':1A 'the':3A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'space age pop', 'exotica', 'organ', 'easy listening']
                                        'tag_date'  1996
                                     'discogstags'  ['easy listening', 'electronic', 'jazz', 'non-music', 'classical', 'folk, world, & country']

============================== file details ==============================
                                           'mtime'  1620530997.7929835  (2021-05-09 05:29:57)
                             'size'  10156391