======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '402'
                                          'artist'  'Italian Rock Session Band'
                                     'text_people'  ''
                                         'release'  "Zarathustra's Revenge"
                                           'title'  'Primo incontro'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
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 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '12'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '140'
                                             'key'  '8B'
                                        'acoustid'  '57db64da-ac0c-4370-98cf-eb867545233e'
rest: ''

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

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'COMM:ID3v1 Comment:XXX'                            '256 Kbits'
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'TBPM' (BPM (beats per minute))                     '140'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Primo incontro'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Italian Rock Session Band'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '3/4'
'TPUB' (Publisher)                                  'Mellow Records'
'TRCK' (Track number/Position in set)               '8/12'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Italian Rock Session Band'
'TXXX:Acoustid Id'                                  '57db64da-ac0c-4370-98cf-eb867545233e'
'TXXX:Artists'                                      'Italian Rock Session Band'
'TXXX:CATALOGNUMBER'                                'MMP 328 A/B/C/D'
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'TXXX:MusicBrainz Album Id'                         '06594af9-7b03-4523-9e1b-276d351f7a28'
'TXXX:MusicBrainz Album Release Country'            'IT'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '22e747b6-6601-4e67-aff3-c080cdcf573f'
'TXXX:MusicBrainz Release Group Id'                 '0de2360b-8773-4586-9239-d4f53bb26c1b'
'TXXX:MusicBrainz Release Track Id'                 '5e8adb6d-e7f4-3129-83a9-8c0c92317eb0'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '1997'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.27 dB'
'TXXX:replaygain_track_peak'                        '0.709983'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'71206cdf-1d09-4b1b-99f7-18537de7a8dd')

========================== row from database ==========================
                                              'id'  1415470
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Algebra - Italian Prog Tribute/cd 3/308 - italian rock session band (japan)- primo incontro (il balletto di bronzo).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  402
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  12883527
                                           'mtime'  1620736024
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy Algebra Prog Tribute cd 3 308 italian rock session band (japan) primo (il balletto di bronzo) rock cppex progressive;set pl progspace
                                      'tag_artist'  Italian Rock Session Band
                                     'tag_release'  Zarathustra's Revenge
                                       'tag_title'  Primo incontro
                                             'bpm'  140.0
                                    'search_title'  'incontro':2 'primo':1
                                   'search_artist'  'band':4 'italian':1 'rock':2 'session':3
                                  'search_release'  'revenge':4 's':2 'zarathustra':1 'zarathustras':3
                                     'search_rest'  '3':6 '308':7 'algebra':2 'balletto':17 'band':11 'bronzo':19,20 'cd':5 'classicprogpsy':1 'cppex':21 'di':18 'il':15,16 'italian':8 'japan':12,13 'pl':26 'primo':14 'prog':3 'progressive':22,24 'progspace':27 'rock':9 'session':10 'set':23,25 'tribute':4
                                    'search_combo'  '3':16 '308':17 'algebra':12 'balletto':27 'band':6B,21 'bronzo':29,30 'cd':15 'classicprogpsy':11 'cppex':31 'di':28 'il':25,26 'incontro':2A 'italian':3B,18 'japan':22,23 'pl':36 'primo':1A,24 'prog':13 'progressive':32,34 'progspace':37 'revenge':10C 'rock':4B,19 's':8C 'session':5B,20 'set':33,35 'tribute':14 'zarathustra':7C 'zarathustras':9C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736023.5126595  (2021-05-11 14:27:03)
                             'size'  12883527