======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '152'
                                          'artist'  'Steve Allen With George Cates'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Autumn Leaves'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'Q-PIANO-3', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '183'
                                      'tracktotal'  ''
                                            'date'  '1955'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '135.819'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'1\x00A\x00+\x009\x006\x00+\x003\x00A\x003\x00A\x00+\x006\x004\x00F\x00E\x00+\x009\x00F\x007\x00A\x00+\x00C\x00D\x00B\x00F\x00+\x001\x002\x002\x00B\x00D\x00+\x001\x006\x00C\x003\x007\x00+\x001\x00C\x004\x009\x00F\x00+\x002\x002\x00F\x006\x00B\x00+\x002\x006\x001\x001\x008\x00+\x002\x008\x009\x009\x008\x00+\x002\x00B\x004\x001\x00D\x00+\x002\x00E\x006\x00E\x000\x00+\x003\x001\x004\x00D\x001\x00+\x003\x003\x00C\x006\x004\x00+\x003\x006\x004\x009\x00F\x00+\x003\x008\x005\x00D\x00F\x00+\x003\x00A\x00C\x004\x002\x00+\x003\x00D\x008\x00F\x001\x00+\x004\x000\x001\x00D\x00E\x00+\x004\x003\x000\x002\x00D\x00+\x004\x005\x00C\x001\x00E\x00+\x004\x008\x00B\x009\x00E\x00+\x004\x00B\x004\x002\x000\x00+\x004\x00D\x00D\x004\x002\x00+\x005\x000\x009\x006\x00E\x00+\x005\x003\x009\x003\x000\x00\x00\x00')
'PRIV:AverageLevel:\x11\x13\x00\x00'                PRIV(owner='AverageLevel', data=b'\x11\x13\x00\x00')
'PRIV:PeakValue:\x14c\x00\x00'                      PRIV(owner='PeakValue', data=b'\x14c\x00\x00')
'TBPM' (BPM (beats per minute))                     '135.819'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1955'
'TIT2' (Title/songname/content description)         'Autumn Leaves'
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '152520'
'TPE1' (Lead performer(s)/Soloist(s))               'Steve Allen With George Cates'
'TRCK' (Track number/Position in set)               '183'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.09 dB'
'TXXX:replaygain_track_peak'                        '0.460149'

========================== row from database ==========================
                                              'id'  1452310
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1955/1955-183 - Steve Allen With George Cates - Autumn Leaves.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  152
                                           'genre'  prerock-unsorted
                                        'filesize'  6102548
                                           'mtime'  1621698214
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1955 1955 183 prerock unsorted
                                      'tag_artist'  Steve Allen With George Cates
                                     'tag_release'  None
                                       'tag_title'  Autumn Leaves
                                             'bpm'  135.819
                                    'search_title'  'autumn':1 'leaves':2
                                   'search_artist'  'allen':2 'cates':5 'george':4 'steve':1 'with':3
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '183':7 '1955':6 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'unsorted':9
                                    'search_combo'  '00oldiepop':12 '183':14 '1955':13 'allen':4B 'autumn':1A 'cates':7B 'country':11 'exotica':9 'george':6B 'jazz':8 'leaves':2A 'oldies':10 'prerock':15 'steve':3B 'unsorted':16 'with':5B
                                    'tag_tracknum'  183
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1955
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698213.5472686  (2021-05-22 17:43:33)
                             'size'  6102548