======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '375'
                                          'artist'  'Riverside'
                                     'text_people'  ''
                                         'release'  'Out of Myself'
                                           'title'  'Reality Dream'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['melancholic', 'progressive', 'progressive metal', 'rock', 'polish', "
 "'progressive rock']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '9'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'eid-metal-progressive'
                                             'bpm'  '128'
                                             'key'  '4A'
                                        'acoustid'  '2868d43c-b8fc-423b-85a4-52449b8efb36'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'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')
'TALB' (Album/Movie/Show title)                     'Out of Myself'
'TBPM' (BPM (beats per minute))                     '128'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-progressive'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-12-22'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Riverside'], ['mix', 'Magda Srzednicka'], ['mix', 'Robert Srzednicki'], ['membranophone', 'Piotr Kozieradzki'], ['bass guitar', 'Mariusz Duda'], ['guitar', 'Piotr Grudziński'], ['vocals', 'Mariusz Duda'], ['acoustic guitar', 'Mariusz Duda'], ['keyboard', 'Jacek Melnicki']])
'TIT2' (Title/songname/content description)         'Reality Dream'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Riverside'
'TPE2' (Band/orchestra/accompaniment)               'Riverside'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  '[no label]'
'TRCK' (Track number/Position in set)               '4/9'
'TSO2'                                              'Riverside'
'TSOP' (Performer sort order)                       'Riverside'
'TSRC' (ISRC (international standard recording code))  'USET70600004'
'TXXX:Acoustid Id'                                  '2868d43c-b8fc-423b-85a4-52449b8efb36'
'TXXX:Artists'                                      'Riverside'
'TXXX:BARCODE'                                      '5099751517429'
'TXXX:CATALOGNUMBER'                                '515174 2'
'TXXX:MusicBrainz Album Artist Id'                  '985c5cc9-2dc1-49ac-8806-5b66586a2d58'
'TXXX:MusicBrainz Album Id'                         'b3607578-0772-4b14-94c6-c4d0ef08e156'
'TXXX:MusicBrainz Album Release Country'            'PL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '985c5cc9-2dc1-49ac-8806-5b66586a2d58'
'TXXX:MusicBrainz Release Group Id'                 'a94f95af-872a-3fd3-bfdc-cbfc20cb6362'
'TXXX:MusicBrainz Release Track Id'                 'b076feef-8651-49ac-ac6c-9454ae53a2c3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['melancholic',
 'progressive',
 'progressive metal',
 'rock',
 'polish',
 'progressive rock']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.65 dB'
'TXXX:replaygain_track_peak'                        '0.393385'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f5735e14-6127-4177-bdc5-da7be893320b')

========================== row from database ==========================
                                              'id'  1402394
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Riverside/Out of Myself/04 Reality Dream.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  375
                                           'genre'  eid-metal-progressive
                                        'filesize'  9088277
                                           'mtime'  1620310885
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 04 eid metal progressive
                                      'tag_artist'  Riverside
                                     'tag_release'  Out of Myself
                                       'tag_title'  Reality Dream
                                             'bpm'  128.0
                                    'search_title'  'dream':2 'reality':1
                                   'search_artist'  'riverside':1
                                  'search_release'  'myself':3 'of':2 'out':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'eid':3 'metal':4 'progressive':5
                                    'search_combo'  '00dwimp':7 '00metal':8 'dream':2A 'eid':9 'metal':10 'myself':6C 'of':5C 'out':4C 'progressive':11 'reality':1A 'riverside':3B
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['melancholic', 'progressive', 'progressive metal', 'rock', 'polish', 'progressive rock']
                                        'tag_date'  2003
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620310885.3785422  (2021-05-06 16:21:25)
                             'size'  9088277