======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '155'
                                          'artist'  'Ethel Merman'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "You're A Builder Upper"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['female vocalists', 'showtunes', 'musical theater', 'female', 'broadway', "
 "'title is a full sentence']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-showtunes'
                                             'bpm'  '86.6'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TBPM' (BPM (beats per minute))                     '86.6'
'TCON' (Content type, a.k.a. Genre)                 'prerock-showtunes'
'TDRC' (Recording time)                             '1934-10-08'
'TIT2' (Title/songname/content description)         "You're A Builder Upper"
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '155000'
'TPE1' (Lead performer(s)/Soloist(s))               'Ethel Merman'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['female vocalists',
 'showtunes',
 'musical theater',
 'female',
 'broadway',
 'title is a full sentence']
'TXXX:q-bass'                                       '1'
'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-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.18 dB'
'TXXX:replaygain_track_peak'                        '0.528346'

========================== row from database ==========================
                                              'id'  1499770
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Ethel Merman - You_re A Builder Upper 8-10-1934.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  155
                                           'genre'  prerock-showtunes
                                        'filesize'  3159236
                                           'mtime'  1636135292
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 You_re 8 10 1934 prerock showtunes
                                      'tag_artist'  Ethel Merman
                                     'tag_release'  None
                                       'tag_title'  You're A Builder Upper
                                             'bpm'  86.6
                                    'search_title'  'a':4 'builder':5 're':2 'upper':6 'you':1 'youre':3
                                   'search_artist'  'ethel':1 'merman':2
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1934':6 '8':9 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':10 're':8 'showtunes':11 'you':7
                                    'search_combo'  '00oldiepop':13 '1934':14 '8':17 'a':4A 'builder':5A 'country':12 'ethel':7B 'exotica':10 'jazz':9 'merman':8B 'oldies':11 'prerock':18 're':2A,16 'showtunes':19 'upper':6A 'you':1A,15 'youre':3A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  9A
                                           '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-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['female vocalists', 'showtunes', 'musical theater', 'female', 'broadway', 'title is a full sentence']
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636135291.9673393  (2021-11-05 19:01:31)
                             'size'  3159236