======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '534'
                                          'artist'  'Dirge'
                                     'text_people'  ''
                                         'release'  'Hyperion'
                                           'title'  'Floe'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['french', 'post hardcore', 'post rock', 'post metal', 'sludge', 'doom metal']"
                                     'discogstags'  "['industrial', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '6'
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'eid-metal-sludge or grind'
                                             'bpm'  '145.267'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Hyperion'
'TBPM' (BPM (beats per minute))                     '145.267'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-sludge or grind'
'TDOR' (Original release time)                      '2014'
'TDRC' (Recording time)                             '2014-03-14'
'TIT2' (Title/songname/content description)         'Floe'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Dirge'
'TPE2' (Band/orchestra/accompaniment)               'Dirge'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Debemur Morti Productions'
'TRCK' (Track number/Position in set)               '2/6'
'TSO2'                                              'Dirge'
'TSOP' (Performer sort order)                       'Dirge'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 32bits version 3.98.2 (http://www.mp3dev.org/)'
'TXXX:Artists'                                      'Dirge'
'TXXX:CATALOGNUMBER'                                'DMP0104'
'TXXX:MusicBrainz Album Artist Id'                  '4c24bc91-9c62-41b6-babb-f4c51200194b'
'TXXX:MusicBrainz Album Id'                         '0e40f6db-0475-4008-ab0d-54869ea757cf'
'TXXX:MusicBrainz Album Release Country'            'FR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '4c24bc91-9c62-41b6-babb-f4c51200194b'
'TXXX:MusicBrainz Release Group Id'                 '3dd3c611-a9d9-4ca2-a2f3-e4f20cdec0a7'
'TXXX:MusicBrainz Release Track Id'                 'dd164f7a-26cf-4618-9a7d-37d932e520d2'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['industrial', 'rock']
'TXXX:lastfmtags'                                   ['french', 'post hardcore', 'post rock', 'post metal', 'sludge', 'doom metal']
'TXXX:originalyear'                                 '2014'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.96 dB'
'TXXX:replaygain_track_peak'                        '0.334889'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f82f3b8c-9d0e-45a7-a404-1699e8f272c7')

========================== row from database ==========================
                                              'id'  1392193
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Dirge - Hyperion/02 Floe.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  534
                                           'genre'  eid-metal-sludge or grind
                                        'filesize'  21461459
                                           'mtime'  1620310844
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 02 eid metal sludge or grind
                                      'tag_artist'  Dirge
                                     'tag_release'  Hyperion
                                       'tag_title'  Floe
                                             'bpm'  145.267
                                    'search_title'  'floe':1
                                   'search_artist'  'dirge':1
                                  'search_release'  'hyperion':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'eid':3 'grind':7 'metal':4 'or':6 'sludge':5
                                    'search_combo'  '00dwimp':4 '00metal':5 'dirge':2B 'eid':6 'floe':1A 'grind':10 'hyperion':3C 'metal':7 'or':9 'sludge':8
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['french', 'post hardcore', 'post rock', 'post metal', 'sludge', 'doom metal']
                                        'tag_date'  2014
                                     'discogstags'  ['industrial', 'rock']

============================== file details ==============================
                                           'mtime'  1620310843.5950806  (2021-05-06 16:20:43)
                             'size'  21461459