======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '215'
                                          'artist'  'Life of Agony'
                                     'text_people'  ''
                                         'release'  'The Complete Roadrunner Collection 1993-2000'
                                           'title'  'Friday'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-4', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative metal', 'hardcore', 'hard rock', 'metal', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '13'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'eid-metal'
                                             'bpm'  '99.2'
                                             'key'  '6A'
                                        'acoustid'  '98be4d6c-4385-46eb-992e-ff1c6a809d82'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Complete Roadrunner Collection 1993-2000'
'TBPM' (BPM (beats per minute))                     '99.2'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal'
'TDOR' (Original release time)                      '2013'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Friday'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Life of Agony'
'TPE2' (Band/orchestra/accompaniment)               'Life of Agony'
'TPOS' (Part of a set)                              '1/5'
'TPUB' (Publisher)                                  'Roadrunner Records'
'TRCK' (Track number/Position in set)               '13/13'
'TSO2'                                              'Life of Agony'
'TSOP' (Performer sort order)                       'Life of Agony'
'TSST' (Set subtitle)                               'River Runs Red'
'TXXX:ASIN'                                         'B00B84658S'
'TXXX:Acoustid Id'                                  '98be4d6c-4385-46eb-992e-ff1c6a809d82'
'TXXX:Artists'                                      'Life of Agony'
'TXXX:CATALOGNUMBER'                                '1686176182'
'TXXX:Mp3gain_minmax'                               '091,187'
'TXXX:Mp3gain_undo'                                 '-002,-002,N'
'TXXX:MusicBrainz Album Artist Id'                  'd6ff259a-bbb6-4454-8503-80151da5f2db'
'TXXX:MusicBrainz Album Id'                         '54841fac-652a-4510-bf3f-4e0a6ca1cdbd'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'd6ff259a-bbb6-4454-8503-80151da5f2db'
'TXXX:MusicBrainz Release Group Id'                 'e548f6d3-83ed-4e59-8135-07ee68e792f0'
'TXXX:MusicBrainz Release Track Id'                 'dfba4506-538f-4184-9c30-d80d770dbff7'
'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:Tracknum'                                     '13'
'TXXX:lastfmtags'                                   ['alternative metal', 'hardcore', 'hard rock', 'metal', 'rock']
'TXXX:originalyear'                                 '2013'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+4.88 dB'
'TXXX:replaygain_track_peak'                        '0.945446'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd6ac6743-2638-45d3-92ed-86efa3675372')

========================== row from database ==========================
                                              'id'  1395404
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Life Of Agony/River Runs Red/Life of Agony - Friday - 13.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  215
                                           'genre'  eid-metal
                                        'filesize'  3510252
                                           'mtime'  1620301052
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal Of River Runs Red 13 eid metal
                                      'tag_artist'  Life of Agony
                                     'tag_release'  The Complete Roadrunner Collection 1993-2000
                                       'tag_title'  Friday
                                             'bpm'  99.2
                                    'search_title'  'friday':1
                                   'search_artist'  'agony':3 'life':1 'of':2
                                  'search_release'  '1993':5 '19932000':7 '2000':6 'collection':4 'complete':2 'roadrunner':3 'the':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'eid':7 'metal':8 'of':3 'red':6 'river':4 'runs':5
                                    'search_combo'  '00dwimp':12 '00metal':13 '1993':9C '19932000':11C '2000':10C 'agony':4B 'collection':8C 'complete':6C 'eid':18 'friday':1A 'life':2B 'metal':19 'of':3B,14 'red':17 'river':15 'roadrunner':7C 'runs':16 'the':5C
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-1', 'q-grit-4']
                                      'lastfmtags'  ['alternative metal', 'hardcore', 'hard rock', 'metal', 'rock']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620301052.4016392  (2021-05-06 13:37:32)
                             'size'  3510252