======================== unified (from filesystem) ========================
                                         'bitrate'  '80.0'
                                        'duration'  '162'
                                          'artist'  "Johnny Moore's Three Blazers"
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  '"Merry Christmas, Baby"'
                                           'quals'  ("['Q-JZFKS-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-PLAY-2', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'Q-PIANO-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['jump blues', 'blues', 'rhythm and blues', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1947'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted;set-th-christmas'
                                             'bpm'  '145.685'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ['Debuted 1947 and peaked at #3 on R&B charts. \r\n\r\nExclusive 254',
 'Debuted 1947 and peaked at # on Various Charts. Label/Number: Exclusive 254. '
 'Hot R&B Singles\r\n']
'COMM:ID3v1 Comment:XXX'                            'Debuted 1947 and peaked at #3'
'TBPM' (BPM (beats per minute))                     '145.685'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-unsorted', 'set-th-christmas']
'TDRC' (Recording time)                             '1947'
'TIT2' (Title/songname/content description)         '"Merry Christmas, Baby"'
'TKEY' (Initial key)                                '2B'
'TPE1' (Lead performer(s)/Soloist(s))               "Johnny Moore's Three Blazers"
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jump blues', 'blues', 'rhythm and blues', 'swing']
'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-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.95 dB'
'TXXX:replaygain_track_peak'                        '0.529553'
'UFID:'                                             UFID(owner='', data=b'XL\x00 CH1947_001')

========================== row from database ==========================
                                              'id'  1503754
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1947/ch1947_001 - johnny moore_s three blazers - __merry christmas, baby__ 80 m (2.42).mp3
                                         'working'  None
                                         'bitrate'  80
                                    'duration_sec'  162
                                           'genre'  prerock-unsorted;set-th-christmas
                                        'filesize'  1624669
                                           'mtime'  1620343019
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1947 ch1947_001 johnny moore_s three blazers __merry christmas, baby__ 80 (2.42) prerock unsorted;set th christmas
                                      'tag_artist'  Johnny Moore's Three Blazers
                                     'tag_release'  None
                                       'tag_title'  "Merry Christmas, Baby"
                                             'bpm'  145.685
                                    'search_title'  'baby':4 'christmas':2,3 'merry':1
                                   'search_artist'  'blazers':6 'johnny':1 'moore':2 'moores':4 's':3 'three':5
                                  'search_release'  
                                     'search_rest'  '001':8 '00oldiepop':5 '1947':6 '2':19 '242':21 '42':20 '80':18 'baby':17 'blazers':13 'ch1947':7 'christmas':15,16 'country':4 'exotica':2 'jazz':1 'johnny':9 'merry':14 'moore':10 'oldies':3 'prerock':22 's':11 'set':24,26 'th':27 'three':12 'unsorted':23,25
                                    'search_combo'  '001':18 '00oldiepop':15 '1947':16 '2':29 '242':31 '42':30 '80':28 'baby':4A,27 'blazers':10B,23 'ch1947':17 'christmas':2A,3A,25,26 'country':14 'exotica':12 'jazz':11 'johnny':5B,19 'merry':1A,24 'moore':6B,20 'moores':8B 'oldies':13 'prerock':32 's':7B,21 'set':34,36 'th':37 'three':9B,22 'unsorted':33,35
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['jump blues', 'blues', 'rhythm and blues', 'swing']
                                        'tag_date'  1947
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343019.2598917  (2021-05-07 01:16:59)
                             'size'  1624669