======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '622'
                                          'artist'  'Entropia'
                                     'text_people'  ''
                                         'release'  'Vesper'
                                           'title'  'Pascal'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-4', 'q-grit-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['sludge', 'post black metal', 'black metal', 'post metal', 'progressive "
 "metal']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '6'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'eid-metal-black'
                                             'bpm'  '134.735'
                                             'key'  '10A'
                                        'acoustid'  '3aae5c7a-6164-4c97-a90d-7e93cfb78071'
rest: ''

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

'APIC:cover'                                        type PictureType.COVER_FRONT (Cover (front)) b'cover'
                                     
'COMM:ID3v1 Comment:XXX'                            'Visit http://entropia.bandca'
'TALB' (Album/Movie/Show title)                     'Vesper'
'TBPM' (BPM (beats per minute))                     '134.735'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-black'
'TDOR' (Original release time)                      '2013'
'TDRC' (Recording time)                             '2013-02-28'
'TIT2' (Title/songname/content description)         'Pascal'
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Entropia'
'TPE2' (Band/orchestra/accompaniment)               'Entropia'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  '[no label]'
'TRCK' (Track number/Position in set)               '3/6'
'TSO2'                                              'Entropia'
'TSOP' (Performer sort order)                       'Entropia'
'TXXX:Acoustid Id'                                  '3aae5c7a-6164-4c97-a90d-7e93cfb78071'
'TXXX:CATALOGNUMBER'                                '[none]'
'TXXX:MusicBrainz Album Artist Id'                  'ca74dcca-ceb5-4153-8b50-c989fc93387a'
'TXXX:MusicBrainz Album Id'                         '95069cc5-6d1d-4f89-83e5-e752a30f88a0'
'TXXX:MusicBrainz Album Release Country'            'PL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ca74dcca-ceb5-4153-8b50-c989fc93387a'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['sludge', 'post black metal', 'black metal', 'post metal', 'progressive metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.71 dB'
'TXXX:replaygain_track_peak'                        '0.309336'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9498af9a-712c-4247-b395-f81d4d9281ff')

========================== row from database ==========================
                                              'id'  1392421
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Entropia - Vesper/Entropia - Vesper - 03 Pascal.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  622
                                           'genre'  eid-metal-black
                                        'filesize'  25051438
                                           'mtime'  1620301682
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 03 eid metal black
                                      'tag_artist'  Entropia
                                     'tag_release'  Vesper
                                       'tag_title'  Pascal
                                             'bpm'  134.735
                                    'search_title'  'pascal':1
                                   'search_artist'  'entropia':1
                                  'search_release'  'vesper':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'black':5 'eid':3 'metal':4
                                    'search_combo'  '00dwimp':4 '00metal':5 'black':8 'eid':6 'entropia':2B 'metal':7 'pascal':1A 'vesper':3C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['sludge', 'post black metal', 'black metal', 'post metal', 'progressive metal']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620301681.7848148  (2021-05-06 13:48:01)
                             'size'  25051438