======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '211'
                                          'artist'  'The Golden Ring'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Beauty'
                                           'quals'  ("['Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', "
 "'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['1960s', 'persian', 'iranian', 'rock', 'psychedelic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '143.314'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x00A\x00+\x009\x006\x00+\x003\x002\x001\x00C\x00+\x004\x00F\x006\x00C\x00+\x007\x005\x00F\x00D\x00+\x00A\x009\x00B\x00A\x00+\x00C\x00D\x00D\x006\x00+\x00E\x00C\x00B\x000\x00+\x001\x001\x003\x001\x00F\x00+\x001\x003\x00C\x007\x00B\x00+\x001\x006\x007\x000\x003\x00+\x001\x00A\x005\x003\x006\x00+\x001\x00D\x007\x00C\x00F\x00+\x002\x000\x009\x007\x001\x00+\x002\x004\x006\x00B\x00D\x00+\x002\x007\x001\x00D\x000\x00+\x002\x00D\x007\x000\x00D\x00+\x003\x000\x00D\x001\x009\x00+\x003\x004\x008\x001\x003\x00+\x003\x007\x008\x00F\x005\x00+\x003\x009\x00D\x005\x007\x00+\x003\x00C\x006\x001\x000\x00+\x004\x001\x000\x000\x002\x00+\x004\x006\x00A\x008\x00F\x00+\x004\x009\x00D\x006\x00C\x00+\x004\x00C\x004\x00C\x00D\x00+\x004\x00F\x002\x007\x004\x00+\x005\x001\x00D\x00F\x00A\x00\x00\x00')
'PRIV:AverageLevel:{\x12\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x12\x00\x00')
'PRIV:PeakValue:¡|\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1|\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/UniqueFileIdentifier:;\x00\x00\x00'        PRIV(owner='WM/UniqueFileIdentifier', data=b';\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '143.314'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Beauty'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Golden Ring'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Persianna PSR001'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:TREMULANT'                                    'http://holywarbles.blogspot.com'
'TXXX:lastfmtags'                                   ['1960s', 'persian', 'iranian', 'rock', 'psychedelic rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.03 dB'
'TXXX:replaygain_track_peak'                        '0.595839'

========================== row from database ==========================
                                              'id'  948987
                                            'path'  /data/Music/Bulk/sns/The_Golden_Ring_-_Beauty_(3_31).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  211
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  5114288
                                           'mtime'  1621044099
                                   'redo_metaread'  0
                                        'rest_str'   sns The_Golden_Ring_ _Beauty_(3_31) set pl shirleyspinoza;set pl mor
                                      'tag_artist'  The Golden Ring
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Beauty
                                             'bpm'  143.314
                                    'search_title'  'beauty':1
                                   'search_artist'  'golden':2 'ring':3 'the':1
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  '3':6,9 '31':7,10 'beauty':5,8 'golden':3 'mor':17 'pl':12 'ring':4 'set':11,14,16 'shirleyspinoza':13,15 'sns':1 'the':2
                                    'search_combo'  '3':12,15 '31':13,16 'beauty':1A,11,14 'golden':3B,9 'mor':23 'pl':18 'ring':4B,10 'set':17,20,22 'shirley':5C 'shirleyspinoza':19,21 'sns':7 'spinoza':6C 'the':2B,8
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['1960s', 'persian', 'iranian', 'rock', 'psychedelic rock']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621044099.018028  (2021-05-15 04:01:39)
                             'size'  5114288