======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '320'
                                          'artist'  'Ensiferum'
                                     'text_people'  ''
                                         'release'  'Ensiferum'
                                           'title'  'Little Dreamer (Väinämöinen, Part II)'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['melodic death metal', 'folk metal', 'viking metal', 'metal', 'finnish']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '12'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'eid-metal-melodic'
                                             'bpm'  '148'
                                             'key'  '9A'
                                        'acoustid'  '22657b2b-fb22-4a94-b1df-9e58982db909'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:eng'                            'Encoded by Ripper'
'TALB' (Album/Movie/Show title)                     'Ensiferum'
'TBPM' (BPM (beats per minute))                     '148'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-melodic'
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['mix', 'Tuomo Valtonen'], ['vocals', 'Jari Mäenpää'], ['vocals', 'Johanna Vakkuri'], ['guest vocals', 'Antti Mikkonen'], ['guest vocals', 'Teemu Saari'], ['guest vocals', 'Johanna Vakkuri'], ['guest zither', 'Marita Toivonen'], ['drums (drum set)', 'Oliver Fokin'], ['zither', 'Marita Toivonen'], ['keyboard', 'Henri Sorvali'], ['guest keyboard', 'Henri Sorvali'], ['percussion', 'Oliver Fokin'], ['guest kantele', 'Marita Toivonen'], ['bass guitar', 'Jukka-Pekka Miettinen'], ['guest flute', 'Johanna Vakkuri'], ['guitar', 'Jari Mäenpää'], ['guitar', 'Markus Toivonen'], ['flute', 'Johanna Vakkuri']])
'TIT2' (Title/songname/content description)         'Little Dreamer (Väinämöinen, Part II)'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ensiferum'
'TPE2' (Band/orchestra/accompaniment)               'Ensiferum'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Spinefarm Records'
'TRCK' (Track number/Position in set)               '6/12'
'TSO2'                                              'Ensiferum'
'TSOP' (Performer sort order)                       'Ensiferum'
'TXXX:ASIN'                                         'B00005R5KW'
'TXXX:Acoustid Id'                                  '22657b2b-fb22-4a94-b1df-9e58982db909'
'TXXX:Artists'                                      'Ensiferum'
'TXXX:BARCODE'                                      '6417871171229'
'TXXX:CATALOGNUMBER'                                'SPI112CD'
'TXXX:MusicBrainz Album Artist Id'                  '6e64cbfa-1a60-450e-81f4-c044c868ab24'
'TXXX:MusicBrainz Album Id'                         '6a09c076-9970-45f9-9410-d8b0d484d4e7'
'TXXX:MusicBrainz Album Release Country'            'FI'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '6e64cbfa-1a60-450e-81f4-c044c868ab24'
'TXXX:MusicBrainz Release Group Id'                 '4548c792-a849-4253-bece-5979ee5127b4'
'TXXX:MusicBrainz Release Track Id'                 'cfa3db3a-479e-3ff7-89c7-3904f900d8f3'
'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'                                   ['melodic death metal', 'folk metal', 'viking metal', 'metal', 'finnish']
'TXXX:originalyear'                                 '2001'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'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'                        '-2.68 dB'
'TXXX:replaygain_track_peak'                        '0.477159'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ca8fbdc5-a695-4cc4-bc47-67cffbc9cf93')

========================== row from database ==========================
                                              'id'  1393604
                                            'path'  /data/Music/Bulk/00dwimp/00metal/(2001) Ensiferum/06 - Little Dreamer (Vainamoinen Part II).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  320
                                           'genre'  eid-metal-melodic
                                        'filesize'  7792539
                                           'mtime'  1620310834
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal (2001) 06 (Vainamoinen eid metal melodic
                                      'tag_artist'  Ensiferum
                                     'tag_release'  Ensiferum
                                       'tag_title'  Little Dreamer (Väinämöinen, Part II)
                                             'bpm'  148.0
                                    'search_title'  'dreamer':2 'ii':8,9 'little':1 'part':7 'vainamoinen':3,4,5,6
                                   'search_artist'  'ensiferum':1
                                  'search_release'  'ensiferum':1
                                     'search_rest'  '00dwimp':1 '00metal':2 '2001':3,4 'eid':7 'melodic':9 'metal':8 'vainamoinen':5,6
                                    'search_combo'  '00dwimp':12 '00metal':13 '2001':14,15 'dreamer':2A 'eid':18 'ensiferum':10B,11C 'ii':8A,9A 'little':1A 'melodic':20 'metal':19 'part':7A 'vainamoinen':3A,4A,5A,6A,16,17
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  9A
                                           '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-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['melodic death metal', 'folk metal', 'viking metal', 'metal', 'finnish']
                                        'tag_date'  2001
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620310834.3464763  (2021-05-06 16:20:34)
                             'size'  7792539