======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '440'
                                          'artist'  'Inter Arma'
                                     'text_people'  ''
                                         'release'  'Paradise Gallows'
                                           'title'  'An Archer in the Emptiness'
                                           '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-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['sludge', 'blackened sludge', 'black metal', 'sludge metal', 'post metal']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '9'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'eid-metal-sludge or grind'
                                             'bpm'  '144.2'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Paradise Gallows'
'TBPM' (BPM (beats per minute))                     '144.2'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-sludge or grind'
'TDOR' (Original release time)                      '2016'
'TDRC' (Recording time)                             '2016-07-08'
'TIT2' (Title/songname/content description)         'An Archer in the Emptiness'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Inter Arma'
'TPE2' (Band/orchestra/accompaniment)               'Inter Arma'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Relapse Records'
'TRCK' (Track number/Position in set)               '2/9'
'TSO2'                                              'Inter Arma'
'TSOP' (Performer sort order)                       'Inter Arma'
'TXXX:ASIN'                                         'B01EUKLL5I'
'TXXX:Artists'                                      'Inter Arma'
'TXXX:BARCODE'                                      '781676734023'
'TXXX:CATALOGNUMBER'                                'RR73402'
'TXXX:MusicBrainz Album Artist Id'                  '25b42db3-2be3-47c3-93f5-eeac9695e010'
'TXXX:MusicBrainz Album Id'                         '3d6bb9d9-91cb-4352-bdd7-fa4029878cb6'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '25b42db3-2be3-47c3-93f5-eeac9695e010'
'TXXX:MusicBrainz Release Group Id'                 '3c1553d7-a074-4104-8e43-f9cdd39c2e8b'
'TXXX:MusicBrainz Release Track Id'                 'f864ba79-2dd1-4b0a-9d76-8e43d8d30cf4'
'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'                                   ['sludge', 'blackened sludge', 'black metal', 'sludge metal', 'post metal']
'TXXX:originalyear'                                 '2016'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.23 dB'
'TXXX:replaygain_track_peak'                        '0.407435'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6a9c3a21-833d-4b87-9160-38deffdf3c64')

========================== row from database ==========================
                                              'id'  1390923
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Inter Arma - Paradise Gallows/02 An Archer in the Emptiness.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  440
                                           'genre'  eid-metal-sludge or grind
                                        'filesize'  17684352
                                           'mtime'  1620310850
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 02 eid metal sludge or grind
                                      'tag_artist'  Inter Arma
                                     'tag_release'  Paradise Gallows
                                       'tag_title'  An Archer in the Emptiness
                                             'bpm'  144.2
                                    'search_title'  'an':1 'archer':2 'emptiness':5 'in':3 'the':4
                                   'search_artist'  'arma':2 'inter':1
                                  'search_release'  'gallows':2 'paradise':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'eid':3 'grind':7 'metal':4 'or':6 'sludge':5
                                    'search_combo'  '00dwimp':10 '00metal':11 'an':1A 'archer':2A 'arma':7B 'eid':12 'emptiness':5A 'gallows':9C 'grind':16 'in':3A 'inter':6B 'metal':13 'or':15 'paradise':8C 'sludge':14 'the':4A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['sludge', 'blackened sludge', 'black metal', 'sludge metal', 'post metal']
                                        'tag_date'  2016
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620310849.9698439  (2021-05-06 16:20:49)
                             'size'  17684352