======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '159'
                                          'artist'  'Homer & Jethro'
                                     'text_people'  'J.J. Reynolds/Jimmie Driftwood'
                                         'release'  'Your Hit Parade: Golden Goofers'
                                           'title'  'The Battle Of Kookamonga'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['classic country', 'country', 'comedy', 'boppin hillbilly', 'parody']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-vocal'
                                             'bpm'  '88.399'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-120 POS 14'
'COMM:ID3v1 Comment:XXX'                            '59-120 POS 14'
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x008\x00+\x009\x006\x00+\x003\x000\x00A\x00A\x00+\x006\x002\x007\x008\x00+\x009\x006\x00C\x00D\x00+\x00C\x000\x003\x00D\x00+\x00F\x000\x00C\x00B\x00+\x001\x001\x009\x00D\x001\x00+\x001\x004\x00E\x008\x003\x00+\x001\x008\x008\x007\x00B\x00+\x001\x00B\x004\x003\x004\x00+\x001\x00E\x000\x009\x009\x00+\x002\x001\x000\x009\x003\x00+\x002\x003\x005\x00D\x00F\x00+\x002\x006\x004\x00A\x003\x00+\x002\x009\x004\x00F\x003\x00+\x002\x00C\x003\x009\x00E\x00+\x002\x00F\x006\x007\x003\x00+\x003\x001\x00F\x009\x000\x00+\x003\x005\x00A\x005\x00C\x00+\x003\x008\x006\x00D\x000\x00+\x003\x00A\x00F\x000\x00A\x00+\x003\x00D\x00D\x008\x00B\x00+\x004\x000\x00A\x00E\x002\x00+\x004\x003\x00D\x00C\x008\x00+\x004\x005\x00E\x007\x005\x00\x00\x00')
'PRIV:AverageLevel:\xa0\x0e\x00\x00'                PRIV(owner='AverageLevel', data=b'\xa0\x0e\x00\x00')
'PRIV:PeakValue:)F\x00\x00'                         PRIV(owner='PeakValue', data=b')F\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x002\x001\x002\x003\x002\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x007\x005\x004\x006\x006\x007\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x002\x001\x002\x003\x002\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x007\x005\x004\x006\x006\x007\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:d\x99ü9½|eA\x83\x88!ZÚ0ÛÓ'  PRIV(owner='WM/WMCollectionGroupID', data=b'd\x99\xfc9\xbd|eA\x83\x88!Z\xda0\xdb\xd3')
'PRIV:WM/WMCollectionID:d\x99ü9½|eA\x83\x88!ZÚ0ÛÓ'  PRIV(owner='WM/WMCollectionID', data=b'd\x99\xfc9\xbd|eA\x83\x88!Z\xda0\xdb\xd3')
'PRIV:WM/WMContentID:\x85Åìh^üáH\x81!C\x99\x89v\x8a+'  PRIV(owner='WM/WMContentID', data=b'\x85\xc5\xech^\xfc\xe1H\x81!C\x99\x89v\x8a+')
'TALB' (Album/Movie/Show title)                     'Your Hit Parade: Golden Goofers'
'TBPM' (BPM (beats per minute))                     '88.399'
'TCOM' (Composer)                                   'J.J. Reynolds/Jimmie Driftwood'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         'The Battle Of Kookamonga'
'TKEY' (Initial key)                                '12B'
'TLEN' (Length)                                     '159626'
'TPE1' (Lead performer(s)/Soloist(s))               'Homer & Jethro'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Time-Life'
'TRCK' (Track number/Position in set)               '13'
'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:lastfmtags'                                   ['classic country', 'country', 'comedy', 'boppin hillbilly', 'parody']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'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'                        '+0.44 dB'
'TXXX:replaygain_track_peak'                        '0.387500'

========================== row from database ==========================
                                              'id'  1443924
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-120 - Homer & Jethro - The Battle Of Kookamonga.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  159
                                           'genre'  prerock-vocal
                                        'filesize'  6380692
                                           'mtime'  1621853364
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 120 prerock vocal
                                      'tag_artist'  Homer & Jethro
                                     'tag_release'  Your Hit Parade: Golden Goofers
                                       'tag_title'  The Battle Of Kookamonga
                                             'bpm'  88.399
                                    'search_title'  'battle':2 'kookamonga':4 'of':3 'the':1
                                   'search_artist'  'homer':1 'jethro':2
                                  'search_release'  'golden':5 'goofers':6 'hit':2 'parade':3,4 'your':1
                                     'search_rest'  '00oldiepop':5 '120':8 '1959':6 '59':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':9 'vocal':10
                                    'search_combo'  '00oldiepop':17 '120':20 '1959':18 '59':19 'battle':2A 'country':16 'exotica':14 'golden':11C 'goofers':12C 'hit':8C 'homer':5B 'jazz':13 'jethro':6B 'kookamonga':4A 'of':3A 'oldies':15 'parade':9C,10C 'prerock':21 'the':1A 'vocal':22 'your':7C
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  12B
                                           '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-3', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['classic country', 'country', 'comedy', 'boppin hillbilly', 'parody']
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621853363.9271693  (2021-05-24 12:49:23)
                             'size'  6380692