======================== unified (from filesystem) ========================
                                         'bitrate'  '293.131'
                                        'duration'  '270'
                                          'artist'  'Amon Amarth'
                                     'text_people'  ''
                                         'release'  'With Oden on Our Side'
                                           'title'  'With Oden on Our Side (demo)'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
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 "'q-chart-4', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['swedish', 'death metal', 'melodic death metal', 'viking metal', 'metal']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '6'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'eid-metal-death;eid-metal-melodic'
                                             'bpm'  '129.315'
                                             'key'  '10A'
                                        'acoustid'  'b9d7c535-f183-4e04-9e70-50eeb2b17fa9'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'With Oden on Our Side'
'TBPM' (BPM (beats per minute))                     '129.315'
'TCON' (Content type, a.k.a. Genre)                 ['eid-metal-death', 'eid-metal-melodic']
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-10-03'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Jens Bogren'], ['engineer', 'Jens Bogren'], ['mix', 'Jens Bogren']])
'TIT2' (Title/songname/content description)         'With Oden on Our Side (demo)'
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Amon Amarth'
'TPE2' (Band/orchestra/accompaniment)               'Amon Amarth'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Metal Blade Records'
'TRCK' (Track number/Position in set)               '3/6'
'TSO2'                                              'Amon Amarth'
'TSOP' (Performer sort order)                       'Amon Amarth'
'TSRC' (ISRC (international standard recording code))  'USMBR0603198'
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'TXXX:Acoustid Id'                                  'b9d7c535-f183-4e04-9e70-50eeb2b17fa9'
'TXXX:BARCODE'                                      '039841458428'
'TXXX:CATALOGNUMBER'                                '3984-14584-2'
'TXXX:MusicBrainz Album Artist Id'                  '5b687684-ad34-4a9f-b425-0e7aa81fbd38'
'TXXX:MusicBrainz Album Id'                         'd0fafceb-b2f1-344d-a9bc-a37216a39627'
'TXXX:MusicBrainz Album Release Country'            'CA'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5b687684-ad34-4a9f-b425-0e7aa81fbd38'
'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'                                   ['swedish', 'death metal', 'melodic death metal', 'viking metal', 'metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'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'                        '-0.22 dB'
'TXXX:replaygain_track_peak'                        '0.309107'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'66b2660d-b889-4751-9b8a-33f52ddb52cb')

========================== row from database ==========================
                                              'id'  634429
                                            'path'  /data/Music/Bulk/00dwimp/2006 - With Oden On Our Side/12 - With Oden On Our Side (Demo).mp3
                                         'working'  None
                                         'bitrate'  293
                                    'duration_sec'  270
                                           'genre'  eid-metal-death;eid-metal-melodic
                                        'filesize'  9923823
                                           'mtime'  1620302090
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 2006 On 12 On (Demo) eid metal death;eid metal melodic
                                      'tag_artist'  Amon Amarth
                                     'tag_release'  With Oden on Our Side
                                       'tag_title'  With Oden on Our Side (demo)
                                             'bpm'  129.315
                                    'search_title'  'demo':6,7 'oden':2 'on':3 'our':4 'side':5 'with':1
                                   'search_artist'  'amarth':2 'amon':1
                                  'search_release'  'oden':2 'on':3 'our':4 'side':5 'with':1
                                     'search_rest'  '00dwimp':1 '2006':2 'death':8,10 'demo':4,5 'eid':6,9,11 'melodic':12 'metal':7 'on':3
                                    'search_combo'  '00dwimp':15 '2006':16 'amarth':9B 'amon':8B 'death':22,24 'demo':6A,7A,18,19 'eid':20,23,25 'melodic':26 'metal':21 'oden':2A,11C 'on':3A,12C,17 'our':4A,13C 'side':5A,14C 'with':1A,10C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-4', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['swedish', 'death metal', 'melodic death metal', 'viking metal', 'metal']
                                        'tag_date'  2006
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620302089.6363647  (2021-05-06 13:54:49)
                             'size'  9923823