======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '183'
                                          'artist'  'Eartha Kitt'
                                     'text_people'  'Cole Porter'
                                         'release'  "'Miss Kitt,' to You"
                                           'title'  'My Heart Belongs to Daddy'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['lounge', 'jazz', 'female vocalists', 'soul', 'diva']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '16'
                                            'date'  '1953'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-vocal'
                                             'bpm'  '117.7'
                                             'key'  '8A'
                                        'acoustid'  '14150188-effc-4139-9197-a680c9b51ee8'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "'Miss Kitt,' to You"
'TBPM' (BPM (beats per minute))                     '117.7'
'TCOM' (Composer)                                   'Cole Porter'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-vocal'
'TDRC' (Recording time)                             '1953'
'TIT2' (Title/songname/content description)         'My Heart Belongs to Daddy'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Eartha Kitt'
'TPE2' (Band/orchestra/accompaniment)               'Eartha Kitt'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'RCA/Legacy'
'TRCK' (Track number/Position in set)               '6/16'
'TSO2'                                              'Kitt, Eartha'
'TSOP' (Performer sort order)                       'Kitt, Eartha'
'TXXX:Acoustid Id'                                  '14150188-effc-4139-9197-a680c9b51ee8'
'TXXX:MusicBrainz Album Artist Id'                  '02b4a39e-04c0-4eb7-a0eb-c919f3d14154'
'TXXX:MusicBrainz Album Id'                         '825cc4bf-e000-4557-8b2e-1c2174eeb532'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '02b4a39e-04c0-4eb7-a0eb-c919f3d14154'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['lounge', 'jazz', 'female vocalists', 'soul', 'diva']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.77 dB'
'TXXX:replaygain_track_peak'                        '0.397871'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4467569a-aa04-4d2a-82af-e06f1b9fe6d4')
'UFID:http://www.cddb.com/id3/taginfo1.html'        UFID(owner='http://www.cddb.com/id3/taginfo1.html', data=b'3CD3N75S4574313V68F837466AE719F2EA1650C2DF1A576748P4')

========================== row from database ==========================
                                              'id'  678703
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Eartha Kitt/eartha kitt - miss kitt, to you/06-my heart belongs to daddy.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  183
                                           'genre'  prerock-jb-jazz-vocal
                                        'filesize'  2944439
                                           'mtime'  1620528633
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country eartha kitt miss kitt, you 06 my heart belongs daddy prerock jb jazz vocal
                                      'tag_artist'  Eartha Kitt
                                     'tag_release'  'Miss Kitt,' to You
                                       'tag_title'  My Heart Belongs to Daddy
                                             'bpm'  117.7
                                    'search_title'  'belongs':3 'daddy':5 'heart':2 'my':1 'to':4
                                   'search_artist'  'eartha':1 'kitt':2
                                  'search_release'  'kitt':3,4 'miss':1,2 'to':5 'you':6
                                     'search_rest'  'belongs':12 'country':4 'daddy':13 'eartha':5 'exotica':2 'heart':11 'jazz':1 'jb':15 'kitt':6,8 'miss':7 'my':10 'oldies':3 'prerock':14 'vocal':16 'you':9
                                    'search_combo'  'belongs':3A,25 'country':17 'daddy':5A,26 'eartha':6B,18 'exotica':15 'heart':2A,24 'jazz':14 'jb':28 'kitt':7B,10C,11C,19,21 'miss':8C,9C,20 'my':1A,23 'oldies':16 'prerock':27 'to':4A,12C 'vocal':29 'you':13C,22
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'jazz', 'female vocalists', 'soul', 'diva']
                                        'tag_date'  1953
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528633.0284824  (2021-05-09 04:50:33)
                             'size'  2944439