======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '309'
                                          'artist'  'Coronatus'
                                     'text_people'  ''
                                         'release'  'Porta Obscura'
                                           'title'  'Cast My Spell'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['female fronted metal', 'german', 'metal', 'gothic metal', 'alternative "
 "punk', 'symphonic metal']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '13'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'eid-metal-symphonic'
                                             'bpm'  '145.163'
                                             'key'  '9A'
                                        'acoustid'  'ef615730-9c21-4a11-8b6f-f7b77af4cc74'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Porta Obscura'
'TBPM' (BPM (beats per minute))                     '145.163'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-symphonic'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-11-28'
'TENC' (Encoded by)                                 'Free Mp3 Wma Converter'
'TIT2' (Title/songname/content description)         'Cast My Spell'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Coronatus'
'TPE2' (Band/orchestra/accompaniment)               'Coronatus'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Massacre Records'
'TRCK' (Track number/Position in set)               '6/13'
'TSO2'                                              'Coronatus'
'TSOP' (Performer sort order)                       'Coronatus'
'TXXX:ASIN'                                         'B001FBUQB6'
'TXXX:Acoustid Id'                                  'ef615730-9c21-4a11-8b6f-f7b77af4cc74'
'TXXX:BARCODE'                                      '4028466116000'
'TXXX:CATALOGNUMBER'                                'MAS DP0600'
'TXXX:MusicBrainz Album Artist Id'                  '92ff6a4e-7070-4ddc-a62f-da9833aa236a'
'TXXX:MusicBrainz Album Id'                         '32d71656-dced-4000-bc99-1048f4e268bd'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '92ff6a4e-7070-4ddc-a62f-da9833aa236a'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['female fronted metal',
 'german',
 'metal',
 'gothic metal',
 'alternative punk',
 'symphonic metal']
'TXXX:q-bass'                                       '1'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.73 dB'
'TXXX:replaygain_track_peak'                        '0.450692'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a9b24b99-222d-46ff-a2c2-d32250b351d6')

========================== row from database ==========================
                                              'id'  1400570
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Coronatus - 2008 - Porta Obscura/Coronatus - Porta Obscura - 06 - Cast My Spell.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  309
                                           'genre'  eid-metal-symphonic
                                        'filesize'  5222449
                                           'mtime'  1620311495
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 2008 06 eid metal symphonic
                                      'tag_artist'  Coronatus
                                     'tag_release'  Porta Obscura
                                       'tag_title'  Cast My Spell
                                             'bpm'  145.163
                                    'search_title'  'cast':1 'my':2 'spell':3
                                   'search_artist'  'coronatus':1
                                  'search_release'  'obscura':2 'porta':1
                                     'search_rest'  '00dwimp':1 '00metal':2 '2008':3 'eid':4 'metal':5 'symphonic':6
                                    'search_combo'  '00dwimp':7 '00metal':8 '2008':9 'cast':1A 'coronatus':4B 'eid':10 'metal':11 'my':2A 'obscura':6C 'porta':5C 'spell':3A 'symphonic':12
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', '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-1', 'q-grit-4']
                                      'lastfmtags'  ['female fronted metal', 'german', 'metal', 'gothic metal', 'alternative punk', 'symphonic metal']
                                        'tag_date'  2008
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620311495.332129  (2021-05-06 16:31:35)
                             'size'  5222449