======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '140'
                                          'artist'  'Four Coachmen'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Wintertime'
                                           '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-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '88.130'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ('Debuted 1959 and peaked at # on the Hot 100 Chart. Label/Number: Adonis 102. '
 'Bubbling Under\r\n')
'COMM:ID3v1 Comment:XXX'                            'Debuted 1959 and peaked at #'
'TBPM' (BPM (beats per minute))                     '88.130'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1959'
'TENC' (Encoded by)                                 'Vinyl Encode by day53'
'TIT2' (Title/songname/content description)         'Wintertime'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Four Coachmen'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.52 dB'
'TXXX:replaygain_track_peak'                        '0.477747'
'UFID:'                                             UFID(owner='', data=b'XL\x00 CH1959_009')

========================== row from database ==========================
                                              'id'  1443846
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/ch1959_009 - four coachmen - wintertime 112 m (2.21).mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  140
                                           'genre'  prerock-unsorted
                                        'filesize'  1975098
                                           'mtime'  1621698439
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 ch1959_009 four coachmen wintertime 112 (2.21) prerock unsorted
                                      'tag_artist'  Four Coachmen
                                     'tag_release'  None
                                       'tag_title'  Wintertime
                                             'bpm'  88.13
                                    'search_title'  'wintertime':1
                                   'search_artist'  'coachmen':2 'four':1
                                  'search_release'  
                                     'search_rest'  '009':8 '00oldiepop':5 '112':12 '1959':6 '2':13 '21':14 '221':15 'ch1959':7 'coachmen':10 'country':4 'exotica':2 'four':9 'jazz':1 'oldies':3 'prerock':16 'unsorted':17 'wintertime':11
                                    'search_combo'  '009':11 '00oldiepop':8 '112':15 '1959':9 '2':16 '21':17 '221':18 'ch1959':10 'coachmen':3B,13 'country':7 'exotica':5 'four':2B,12 'jazz':4 'oldies':6 'prerock':19 'unsorted':20 'wintertime':1A,14
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', '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-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698438.5960932  (2021-05-22 17:47:18)
                             'size'  1975098