======================== unified (from filesystem) ========================
                                         'bitrate'  '216.663'
                                        'duration'  '146'
                                          'artist'  'Martin Best Consort'
                                     'text_people'  '\ue244'
                                         'release'  'A medieval banquet1'
                                           'title'  '02- Dessus la rive- from Les Airs de Cerveau'
                                           'quals'  ("['Q-OLDST-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['medieval', 'early music']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '98.358'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'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\x00C\x00l\x00a\x00s\x00s\x00i\x00c\x00a\x00l\x00\x00\x00'  PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00C\x00l\x00a\x00s\x00s\x00i\x00c\x00a\x00l\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00W\x00 \x00 \x00 \x00 \x008\x000\x001\x004\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00Q\x00 \x00 \x00 \x00 \x00 \x00 \x001\x006\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00W\x00 \x00 \x00 \x00 \x008\x000\x001\x004\x005\x00 \x001\x00 \x002\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00W\x00 \x00 \x00 \x00 \x008\x000\x001\x004\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00Q\x00 \x00 \x00 \x00 \x00 \x00 \x001\x006\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00W\x00 \x00 \x00 \x00 \x008\x000\x001\x004\x005\x00 \x001\x00 \x002\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:ýz¥$ü´\x11C\xa0\x80;í^7;4'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xfdz\xa5$\xfc\xb4\x11C\xa0\x80;\xed^7;4')
'PRIV:WM/WMCollectionID:ýz¥$ü´\x11C\xa0\x80;í^7;4'  PRIV(owner='WM/WMCollectionID', data=b'\xfdz\xa5$\xfc\xb4\x11C\xa0\x80;\xed^7;4')
'PRIV:WM/WMContentID:bh1¾©j\x8eA°7ÔrÇk\x161'        PRIV(owner='WM/WMContentID', data=b'bh1\xbe\xa9j\x8eA\xb07\xd4r\xc7k\x161')
'TALB' (Album/Movie/Show title)                     'A medieval banquet1'
'TBPM' (BPM (beats per minute))                     '98.358'
'TCOM' (Composer)                                   'Anonymous'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         '02- Dessus la rive- from Les Airs de Cerveau'
'TKEY' (Initial key)                                '10B'
'TOPE' (Original artist(s)/performer(s))            '\ue244'
'TPE1' (Lead performer(s)/Soloist(s))               'Martin Best Consort'
'TPE2' (Band/orchestra/accompaniment)               'Martin Best Consort'
'TPUB' (Publisher)                                  'Nimbus'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['medieval', 'early music']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'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'                        '+3.62 dB'
'TXXX:replaygain_track_peak'                        '0.854745'

========================== row from database ==========================
                                              'id'  1509229
                                            'path'  /data/Music/Bulk/00localcharacter/a medieval banquet (cd1). music from the age of chivalry - the martin best consort/02. dessus la rive, from _les airs de cerveau_.mp3
                                         'working'  None
                                         'bitrate'  216
                                    'duration_sec'  146
                                           'genre'  loc-unsorted
                                        'filesize'  3960493
                                           'mtime'  1620401675
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter (cd1). music the age of chivalry the martin best consort 02. dessus rive, _les airs cerveau_ loc unsorted
                                      'tag_artist'  Martin Best Consort
                                     'tag_release'  A medieval banquet1
                                       'tag_title'  02- Dessus la rive- from Les Airs de Cerveau
                                             'bpm'  98.358
                                    'search_title'  '02':1,2 'airs':9 'cerveau':11 'de':10 'dessus':3 'from':7 'la':4 'les':8 'rive':5,6
                                   'search_artist'  'best':2 'consort':3 'martin':1
                                  'search_release'  'a':1 'banquet1':3 'medieval':2
                                     'search_rest'  '02':11,12 'age':5 'airs':17 'best':9 'cd1':1,2 'cerveau':18 'chivalry':7 'consort':10 'dessus':13 'les':16 'loc':19 'martin':8 'music':3 'of':6 'rive':14,15 'the':4 'unsorted':20
                                    'search_combo'  '02':1A,2A,28,29 'a':15C 'age':22 'airs':9A,34 'banquet1':17C 'best':13B,26 'cd1':18,19 'cerveau':11A,35 'chivalry':24 'consort':14B,27 'de':10A 'dessus':3A,30 'from':7A 'la':4A 'les':8A,33 'loc':36 'martin':12B,25 'medieval':16C 'music':20 'of':23 'rive':5A,6A,31,32 'the':21 'unsorted':37
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['medieval', 'early music']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620401675.081817  (2021-05-07 17:34:35)
                             'size'  3960493