======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '190'
                                          'artist'  'Michel Magne'
                                     'text_people'  ''
                                         'release'  'Nanarland Radioblog'
                                           'title'  'OSS 117 Hully-Gully'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'french', 'composer', 'easy listening', 'instrumental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '23'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'soundtrack-web'
                                             'bpm'  '132.6'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '^__^'
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x007\x00+\x009\x006\x00+\x003\x008\x009\x009\x00+\x007\x000\x006\x00C\x00+\x008\x00B\x006\x002\x00+\x00B\x00B\x004\x003\x00+\x00E\x00E\x000\x003\x00+\x001\x001\x008\x002\x00C\x00+\x001\x005\x000\x00D\x00D\x00+\x001\x008\x006\x00A\x00C\x00+\x001\x00A\x000\x00C\x00C\x00+\x001\x00C\x008\x005\x00F\x00+\x001\x00F\x004\x00B\x001\x00+\x002\x003\x001\x00A\x004\x00+\x002\x007\x003\x008\x00E\x00+\x002\x009\x00F\x00B\x007\x00+\x002\x00C\x007\x001\x00A\x00+\x002\x00F\x00D\x003\x00A\x00+\x003\x003\x008\x00D\x008\x00+\x003\x005\x00E\x004\x007\x00+\x003\x008\x003\x00E\x008\x00+\x003\x00B\x00B\x009\x008\x00+\x003\x00E\x009\x00A\x00D\x00+\x004\x001\x009\x004\x003\x00+\x004\x005\x003\x002\x003\x00\x00\x00')
'PRIV:AverageLevel:{\x10\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x10\x00\x00')
'PRIV:PeakValue:!X\x00\x00'                         PRIV(owner='PeakValue', data=b'!X\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 \x001\x003\x004\x007\x001\x000\x006\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x003\x000\x009\x001\x007\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x004\x007\x000\x000\x002\x009\x005\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x001\x003\x004\x007\x001\x000\x006\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x003\x000\x009\x001\x007\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x004\x007\x000\x000\x002\x009\x005\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:z\x07¿M\x9f\t!O\x92÷¶\rõ\x12Ù;'  PRIV(owner='WM/WMCollectionGroupID', data=b'z\x07\xbfM\x9f\t!O\x92\xf7\xb6\r\xf5\x12\xd9;')
'PRIV:WM/WMCollectionID:z\x07¿M\x9f\t!O\x92÷¶\rõ\x12Ù;'  PRIV(owner='WM/WMCollectionID', data=b'z\x07\xbfM\x9f\t!O\x92\xf7\xb6\r\xf5\x12\xd9;')
'PRIV:WM/WMContentID:Ùn\x02Ò\x8cÏ#I\x95\x95Ùcá\x04zn'  PRIV(owner='WM/WMContentID', data=b'\xd9n\x02\xd2\x8c\xcf#I\x95\x95\xd9c\xe1\x04zn')
'TALB' (Album/Movie/Show title)                     'Nanarland Radioblog'
'TBPM' (BPM (beats per minute))                     '132.6'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-web'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'OSS 117 Hully-Gully'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '191186'
'TPE1' (Lead performer(s)/Soloist(s))               'Michel Magne'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Emarcy France'
'TRCK' (Track number/Position in set)               '1/23'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'french', 'composer', 'easy listening', 'instrumental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.05 dB'
'TXXX:replaygain_track_peak'                        '0.485969'

========================== row from database ==========================
                                              'id'  1366519
                                            'path'  /data/Music/Bulk/0soundtrack/Nanarland Radioblog/OSS_117_Se_Dechaine_OSS_117_Hully_Gully.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  190
                                           'genre'  soundtrack-web
                                        'filesize'  7644600
                                           'mtime'  1621630368
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack OSS_117_Se_Dechaine_OSS_117_Hully_Gully soundtrack web
                                      'tag_artist'  Michel Magne
                                     'tag_release'  Nanarland Radioblog
                                       'tag_title'  OSS 117 Hully-Gully
                                             'bpm'  132.6
                                    'search_title'  '117':2 'gully':4 'hully':3 'hullygully':5 'oss':1
                                   'search_artist'  'magne':2 'michel':1
                                  'search_release'  'nanarland':1 'radioblog':2
                                     'search_rest'  '0soundtrack':1 '117':3,7 'dechaine':5 'gully':9 'hully':8 'oss':2,6 'se':4 'soundtrack':10 'web':11
                                    'search_combo'  '0soundtrack':10 '117':2A,12,16 'dechaine':14 'gully':4A,18 'hully':3A,17 'hullygully':5A 'magne':7B 'michel':6B 'nanarland':8C 'oss':1A,11,15 'radioblog':9C 'se':13 'soundtrack':19 'web':20
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'french', 'composer', 'easy listening', 'instrumental']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630367.810414  (2021-05-21 22:52:47)
                             'size'  7644600