======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '108'
                                          'artist'  'The Cadillacs'
                                     'text_people'  ''
                                         'release'  'Jubilee & Josie R&B Vocal Groups, Vol. 3'
                                           'title'  'Jelly Bean [#]'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock and roll', 'doo wop', '50s', 'oldies']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '25'
                                            'date'  '1958'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '145.895'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'PRIV:AverageLevel:{\x13\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x13\x00\x00')
'PRIV:PeakValue:!~\x00\x00'                         PRIV(owner='PeakValue', data=b'!~\x00\x00')
'TALB' (Album/Movie/Show title)                     'Jubilee & Josie R&B Vocal Groups, Vol. 3'
'TBPM' (BPM (beats per minute))                     '145.895'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1958'
'TENC' (Encoded by)                                 'iTunes 8.0.2'
'TIT2' (Title/songname/content description)         'Jelly Bean [#]'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Cadillacs'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '3/5'
'TRCK' (Track number/Position in set)               '13/25'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock and roll', 'doo wop', '50s', 'oldies']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.14 dB'
'TXXX:replaygain_track_peak'                        '0.586292'
'UFID:http://www.cddb.com/id3/taginfo1.html'        UFID(owner='http://www.cddb.com/id3/taginfo1.html', data=b'3CD3M109R11035976U20825A52E6149C306B9BC4502DEA5C0DC96P4\x00')

========================== row from database ==========================
                                              'id'  735939
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/sweets/The Cadillacs - Jelly Bean.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  108
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  2601537
                                           'mtime'  1620538112
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country sweets prerock jb jazz unsorted
                                      'tag_artist'  The Cadillacs
                                     'tag_release'  Jubilee & Josie R&B Vocal Groups, Vol. 3
                                       'tag_title'  Jelly Bean [#]
                                             'bpm'  145.895
                                    'search_title'  'bean':2 'jelly':1
                                   'search_artist'  'cadillacs':2 'the':1
                                  'search_release'  '3':11 'b':4 'groups':7,8 'josie':2 'jubilee':1 'r':3 'rb':5 'vocal':6 'vol':9,10
                                     'search_rest'  'country':4 'exotica':2 'jazz':1 'jb':7 'oldies':3 'prerock':6 'sweets':5 'unsorted':8
                                    'search_combo'  '3':15C 'b':8C 'bean':2A 'cadillacs':4B 'country':19 'exotica':17 'groups':11C,12C 'jazz':16 'jb':22 'jelly':1A 'josie':6C 'jubilee':5C 'oldies':18 'prerock':21 'r':7C 'rb':9C 'sweets':20 'the':3B 'unsorted':23 'vocal':10C 'vol':13C,14C
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['rock and roll', 'doo wop', '50s', 'oldies']
                                        'tag_date'  1958
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620538112.101989  (2021-05-09 07:28:32)
                             'size'  2601537