======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '157'
                                          'artist'  'The Ethiopians'
                                     'text_people'  'Leonard Dillon'
                                         'release'  'This Is Reggae Music: The Golden Era 1960 to 1975'
                                           'title'  'Engine 54'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'trojan', 'rocksteady', 'roots reggae', 'ska', 'roots']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '22'
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '153'
                                             'key'  '6B'
                                        'acoustid'  'd7c5344c-5fba-4537-ac4c-6f7d79b92cc5'
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'1\x006\x00+\x009\x006\x00+\x003\x008\x001\x005\x00+\x006\x005\x000\x001\x00+\x009\x003\x005\x004\x00+\x00C\x00B\x007\x00D\x00+\x00F\x008\x008\x00C\x00+\x001\x002\x006\x006\x006\x00+\x001\x005\x005\x000\x00D\x00+\x001\x008\x001\x003\x007\x00+\x001\x00B\x002\x005\x00D\x00+\x001\x00F\x004\x006\x004\x00+\x002\x002\x004\x001\x002\x00+\x002\x004\x008\x005\x00C\x00+\x002\x007\x00B\x00C\x008\x00+\x002\x00B\x003\x00A\x00E\x00+\x002\x00E\x008\x000\x002\x00+\x003\x002\x005\x00D\x00C\x00+\x003\x006\x001\x00B\x00C\x00+\x003\x009\x004\x00A\x00C\x00+\x003\x00C\x00C\x00B\x007\x00+\x004\x000\x006\x000\x006\x00+\x004\x003\x006\x00B\x00F\x00+\x004\x006\x005\x00C\x00E\x00\x00\x00')
'PRIV:AverageLevel:{!\x00\x00'                      PRIV(owner='AverageLevel', data=b'{!\x00\x00')
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'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')
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'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x001\x005\x005\x003\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x007\x003\x006\x002\x005\x004\x003\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x001\x005\x005\x003\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x007\x003\x006\x002\x005\x004\x003\x00\x00\x00')
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'PRIV:WM/WMCollectionID:F\x08\x10\x04F(ÌD\x9aÝ%Ò\x1dvoh'  PRIV(owner='WM/WMCollectionID', data=b'F\x08\x10\x04F(\xccD\x9a\xdd%\xd2\x1dvoh')
'PRIV:WM/WMContentID:ãØf½Æ\nôK\x87ô-\x8a\x8dóeë'    PRIV(owner='WM/WMContentID', data=b'\xe3\xd8f\xbd\xc6\n\xf4K\x87\xf4-\x8a\x8d\xf3e\xeb')
'TALB' (Album/Movie/Show title)                     'This Is Reggae Music: The Golden Era 1960 to 1975'
'TBPM' (BPM (beats per minute))                     '153'
'TCMP'                                              '1'
'TCOM' (Composer)                                   'Leonard Dillon'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'Engine 54'
'TKEY' (Initial key)                                '6B'
'TLEN' (Length)                                     '158120'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Ethiopians'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/4'
'TPUB' (Publisher)                                  'Trojan Records/Sanctuary Records'
'TRCK' (Track number/Position in set)               '3/22'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Ethiopians, The'
'TSRC' (ISRC (international standard recording code))  'GBAJE6800215'
'TSST' (Set subtitle)                               'Do the Reggay: Rocksteady to Reggae, 1968-1970'
'TXXX:ASIN'                                         'B00064LOV4'
'TXXX:Acoustid Id'                                  'd7c5344c-5fba-4537-ac4c-6f7d79b92cc5'
'TXXX:Artists'                                      'The Ethiopians'
'TXXX:BARCODE'                                      '060768047020'
'TXXX:CATALOGNUMBER'                                '06076-80470-2'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '54445a86-3543-4d79-bebe-d586bf68b64c'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '1646c8fd-d950-4978-b944-0c7597a7837a'
'TXXX:MusicBrainz Release Group Id'                 '77fc4c29-50ca-3155-93db-a776de5b85f7'
'TXXX:MusicBrainz Release Track Id'                 '28d747ec-1da5-3598-a85e-00537685b546'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   ['reggae', 'trojan', 'rocksteady', 'roots reggae', 'ska', 'roots']
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.77 dB'
'TXXX:replaygain_track_peak'                        '0.357715'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3e105842-5ddb-4dd0-bf5a-d46885f23739')
'USLT::XXX'                                         ('Beep, beep...\r\n'
 'Beep, beep...\r\n'
 '\r\n'
 'Engine 54\r\n'
 'Engine 54\r\n'
 'Engine 54\r\n'
 'Engine 54\r\n'
 '\r\n'
 'Beep, beep...\r\n'
 'Beep, beep...\r\n'
 '\r\n'
 'Leaving from Kingston\r\n'
 'Leaving from Kingston to Spanish Town\r\n'
 'Bog Walk, Montego Bay\r\n'
 'To Bog Walk, Montego Bay\r\n'
 '\r\n'
 'I said these people on the countryside\r\n'
 'Used to rely on Engine 54\r\n'
 "It's Engine Engine 54\r\n"
 '\r\n'
 'Beep, beep...\r\n'
 'Beep, beep...\r\n'
 '\r\n'
 'Leaving from Portland back to Kingston\r\n'
 'From Portland back to Kingston\r\n'
 'This Engine Engine 54\r\n'
 'Engine Engine 54\r\n'
 "It's Engine Engine 54\r\n"
 "It's Engine Engine 54\r\n"
 'Engine Engine 54\r\n'
 'Engine Engine 54\r\n'
 'Engine Engine 54\r\n'
 'Engine Engine 54\r\n'
 'Engine Engine 54')

========================== row from database ==========================
                                              'id'  1387985
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/This Is Reggae Music- The Golden Era 1960-1975 Disc 2/03 The Ethiopians_This Is Reggae Music- The Golden Era 1960-1975 Disc 2_03_Engine 54.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  157
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  6331295
                                           'mtime'  1620522526
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub Disc 2 03 Ethiopians_This Disc 2_03_Engine loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  The Ethiopians
                                     'tag_release'  This Is Reggae Music: The Golden Era 1960 to 1975
                                       'tag_title'  Engine 54
                                             'bpm'  153.0
                                    'search_title'  '54':2 'engine':1
                                   'search_artist'  'ethiopians':2 'the':1
                                  'search_release'  '1960':9 '1975':11 'era':8 'golden':7 'is':2 'music':4,5 'reggae':3 'the':6 'this':1 'to':10
                                     'search_rest'  '00reggae':1 '03':8 '2':4,7 'and':17 'dancehall':15 'disc':3 'dub':2 'engine':9 'ethiopians':5 'loc':10 'or':13 'reggae':12 'roots':16 'ska':14 'style':11 'this':6
                                    'search_combo'  '00reggae':16 '03':23 '1960':13C '1975':15C '2':19,22 '54':2A 'and':32 'dancehall':30 'disc':18 'dub':17 'engine':1A,24 'era':12C 'ethiopians':4B,20 'golden':11C 'is':6C 'loc':25 'music':8C,9C 'or':28 'reggae':7C,27 'roots':31 'ska':29 'style':26 'the':3B,10C 'this':5C,21 'to':14C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'trojan', 'rocksteady', 'roots reggae', 'ska', 'roots']
                                        'tag_date'  1970
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620522525.7544537  (2021-05-09 03:08:45)
                             'size'  6331295