======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '141'
                                          'artist'  'Rancid'
                                     'text_people'  'Matt Freeman/Tim Armstrong'
                                         'release'  'Punk-O-Rama Vol. 3'
                                           'title'  'Rats in the Hallway'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['ska punk', 'punk rock', 'rock', 'punk', 'ska']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk;rock-gr-punk-ska'
                                             'bpm'  '143.4'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:thumbnail'                                    type PictureType.COVER_FRONT (Cover (front)) b'thumbnail'
                                     
'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 \x003\x005\x005\x003\x006\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x002\x001\x000\x002\x009\x006\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x003\x005\x005\x003\x006\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x002\x001\x000\x002\x009\x006\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:!§¦\x89T)\x90C¡\x16)rÖgÝ\\'  PRIV(owner='WM/WMCollectionGroupID', data=b'!\xa7\xa6\x89T)\x90C\xa1\x16)r\xd6g\xdd\\')
'PRIV:WM/WMCollectionID:!§¦\x89T)\x90C¡\x16)rÖgÝ\\'  PRIV(owner='WM/WMCollectionID', data=b'!\xa7\xa6\x89T)\x90C\xa1\x16)r\xd6g\xdd\\')
"PRIV:WM/WMContentID:Çã\x86òø É@·Í\x11)'f\x94®"     PRIV(owner='WM/WMContentID', data=b"\xc7\xe3\x86\xf2\xf8 \xc9@\xb7\xcd\x11)'f\x94\xae")
'TALB' (Album/Movie/Show title)                     'Punk-O-Rama Vol. 3'
'TBPM' (BPM (beats per minute))                     '143.4'
'TCMP'                                              '1'
'TCOM' (Composer)                                   'Matt Freeman/Tim Armstrong'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-punk', 'rock-gr-punk-ska']
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Rats in the Hallway'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '141897'
'TPE1' (Lead performer(s)/Soloist(s))               'Rancid'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Epitaph'
'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'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['ska punk', 'punk rock', 'rock', 'punk', 'ska']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.67 dB'
'TXXX:replaygain_track_peak'                        '0.392022'

========================== row from database ==========================
                                              'id'  1476965
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Pennywise - Epitaph/Punk-o-Rama Vol. 3/13 - Rancid - Rats In The Hallway.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  141
                                           'genre'  rock-gr-punk;rock-gr-punk-ska
                                        'filesize'  3423995
                                           'mtime'  1636912562
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner Pennywise Epitaph 13 In The rock gr punk;rock gr punk ska
                                      'tag_artist'  Rancid
                                     'tag_release'  Punk-O-Rama Vol. 3
                                       'tag_title'  Rats in the Hallway
                                             'bpm'  143.4
                                    'search_title'  'hallway':4 'in':2 'rats':1 'the':3
                                   'search_artist'  'rancid':1
                                  'search_release'  '3':7 'o':2 'punk':1 'punkorama':4 'rama':3 'vol':5,6
                                     'search_rest'  'epitaph':6 'garage':2 'gr':10 'in':7 'pennywise':5 'punk':1,11,13 'rock':9,12,14 'ska':15 'stoner':4 'surf':3 'the':8
                                    'search_combo'  '3':12C 'epitaph':18 'garage':14 'gr':22 'hallway':4A 'in':2A,19 'o':7C 'pennywise':17 'punk':6C,13,23,25 'punkorama':9C 'rama':8C 'rancid':5B 'rats':1A 'rock':21,24,26 'ska':27 'stoner':16 'surf':15 'the':3A,20 'vol':10C,11C
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['ska punk', 'punk rock', 'rock', 'punk', 'ska']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912561.9215603  (2021-11-14 18:56:01)
                             'size'  3423995