======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '173'
                                          'artist'  'Jimmy Dean'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  ''
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['country', 'male vocalists', '60s', 'oldies', 'classic country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1957'
                                        'comments'  ''
                                           'genre'  'set-th-christmas;prerock-unsorted'
                                             'bpm'  '127.605'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ['Debuted 12/14/1957 and peaked at #32 on the Hot 100 Chart. Source: Pop '
 'Annual. Label/Number: Columbia. Date Peaked: 12/28/1957. \r\n',
 'Debuted 1957 and peaked at # on the Hot 100 Chart. Label/Number: Columbia '
 '41025. Hot 100 & Pop Charts (1955-2004)\r\n']
'COMM:ID3v1 Comment:XXX'                            'Debuted 12/14/1957 and peake'
'COMM:MusicMatch_Path:XXX'                          'C:\\Top 40 Mp3s\\Jimmy Dean-Little Sandy Sleighfoot.mp3'
'COMM:MusicMatch_Serial:XXX'                        '33E3799'
'TBPM' (BPM (beats per minute))                     '127.605'
'TCON' (Content type, a.k.a. Genre)                 ['set-th-christmas', 'prerock-unsorted']
'TDRC' (Recording time)                             '1957'
'TKEY' (Initial key)                                '5B'
'TLEN' (Length)                                     '173000'
'TPE1' (Lead performer(s)/Soloist(s))               'Jimmy Dean'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['country', 'male vocalists', '60s', 'oldies', 'classic country']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.23 dB'
'TXXX:replaygain_track_peak'                        '0.600988'
'TXXX:title'                                        ['Little Sandy Sleighfoot', 'Jimmy Dean-Little Sandy Sleighfoot']
'UFID:'                                             UFID(owner='', data=b'XL\x00 CH1957_004')

========================== row from database ==========================
                                              'id'  1428623
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1957/ch1957_004 - jimmy dean - little sandy sleighfoot 160 js (2.53).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  173
                                           'genre'  set-th-christmas;prerock-unsorted
                                        'filesize'  3477504
                                           'mtime'  1620343039
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1957 ch1957_004 jimmy dean little sandy sleighfoot 160 js (2.53) set th christmas;prerock unsorted
                                      'tag_artist'  Jimmy Dean
                                     'tag_release'  None
                                       'tag_title'  None
                                             'bpm'  127.605
                                    'search_title'  None
                                   'search_artist'  'dean':2 'jimmy':1
                                  'search_release'  
                                     'search_rest'  '004':8 '00oldiepop':5 '160':14 '1957':6 '2':16 '253':18 '53':17 'ch1957':7 'christmas':21,23 'country':4 'dean':10 'exotica':2 'jazz':1 'jimmy':9 'js':15 'little':11 'oldies':3 'prerock':22,24 'sandy':12 'set':19 'sleighfoot':13 'th':20 'unsorted':25
                                    'search_combo'  '004':10 '00oldiepop':7 '160':16 '1957':8 '2':18 '253':20 '53':19 'ch1957':9 'christmas':23,25 'country':6 'dean':2B,12 'exotica':4 'jazz':3 'jimmy':1B,11 'js':17 'little':13 'oldies':5 'prerock':24,26 'sandy':14 'set':21 'sleighfoot':15 'th':22 'unsorted':27
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-piano-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['country', 'male vocalists', '60s', 'oldies', 'classic country']
                                        'tag_date'  1957
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343038.8486652  (2021-05-07 01:17:18)
                             'size'  3477504