======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '324'
                                          'artist'  'Epica'
                                     'text_people'  'Zsolt Regos'
                                         'release'  'The Classical Conspiracy: Live in Miskolc, Hungary'
                                           'title'  'Living a Lie'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['metal', 'female fronted metal', 'symphonic metal', 'female vocalists', "
 "'gothic metal']")
                                     'discogstags'  "['techno', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '10'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'eid-metal-doom or gothic;eid-metal-symphonic'
                                             'bpm'  '121.191'
                                             'key'  '1A'
                                        'acoustid'  '4bc5b5e2-4206-4dd5-bab3-5d6d02ff2399'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Classical Conspiracy: Live in Miskolc, Hungary'
'TBPM' (BPM (beats per minute))                     '121.191'
'TCON' (Content type, a.k.a. Genre)                 ['eid-metal-doom or gothic', 'eid-metal-symphonic']
'TDOR' (Original release time)                      '2009'
'TDRC' (Recording time)                             '2009-05-08'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['choir vocals vocal', 'Miskolci Nemzeti Színház énekkar'], ['bass guitar', 'Yves Huts'], ['orchestra', 'The Extended Reményi Ede Chamber Orchestra'], ['drums', 'Ariën van Weesenbeek'], ['guitar', 'Mark Jansen'], ['guitar', 'Ad Sluijter'], ['piano and synthesizer', 'Coen Janssen'], ['mezzo-soprano vocals vocal', 'Simone Simons'], ['other vocals vocal', 'Mark Jansen']])
'TIT2' (Title/songname/content description)         'Living a Lie'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Epica'
'TPE2' (Band/orchestra/accompaniment)               'Epica'
'TPE3' (Conductor/performer refinement)             'Zsolt Regos'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Nuclear Blast'
'TRCK' (Track number/Position in set)               '6/10'
'TSO2'                                              'Epica'
'TSOP' (Performer sort order)                       'Epica'
'TXXX:ASIN'                                         'B001SWGOQ8'
'TXXX:Acoustid Id'                                  '4bc5b5e2-4206-4dd5-bab3-5d6d02ff2399'
'TXXX:BARCODE'                                      '727361233907'
'TXXX:CATALOGNUMBER'                                'NB 2339-0'
'TXXX:ENSEMBLE'                                     'NSEMB'
'TXXX:MusicBrainz Album Artist Id'                  '21985b14-1b0d-44fe-b357-310b29bba510'
'TXXX:MusicBrainz Album Id'                         '5f6eab75-511f-3c93-b472-f62238dcf9ae'
'TXXX:MusicBrainz Album Release Country'            'NL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'live'
'TXXX:MusicBrainz Artist Id'                        '21985b14-1b0d-44fe-b357-310b29bba510'
'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:REPLAYGAIN_REFERENCE_LOUDNESS'                'EPLAYGA'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['techno', 'electronic']
'TXXX:lastfmtags'                                   ['metal',
 'female fronted metal',
 'symphonic metal',
 'female vocalists',
 'gothic metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.79 dB'
'TXXX:replaygain_track_peak'                        '0.373852'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'594d0f05-d167-4adf-b88b-569e79f6c7bf')

========================== row from database ==========================
                                              'id'  645644
                                            'path'  /data/Music/Bulk/00dwimp/2009 - The Classical Conspiracy/2-06 - Living A Lie.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  324
                                           'genre'  eid-metal-doom or gothic;eid-metal-symphonic
                                        'filesize'  12991075
                                           'mtime'  1620310314
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 2009 2 06 A eid metal doom or gothic;eid metal symphonic
                                      'tag_artist'  Epica
                                     'tag_release'  The Classical Conspiracy: Live in Miskolc, Hungary
                                       'tag_title'  Living a Lie
                                             'bpm'  121.191
                                    'search_title'  'a':2 'lie':3 'living':1
                                   'search_artist'  'epica':1
                                  'search_release'  'classical':2 'conspiracy':3,4 'hungary':9 'in':6 'live':5 'miskolc':7,8 'the':1
                                     'search_rest'  '00dwimp':1 '2':3 '2009':2 'a':4 'doom':7 'eid':5,10,12 'gothic':9,11 'metal':6 'or':8 'symphonic':13
                                    'search_combo'  '00dwimp':14 '2':16 '2009':15 'a':2A,17 'classical':6C 'conspiracy':7C,8C 'doom':20 'eid':18,23,25 'epica':4B 'gothic':22,24 'hungary':13C 'in':10C 'lie':3A 'live':9C 'living':1A 'metal':19 'miskolc':11C,12C 'or':21 'symphonic':26 'the':5C
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['metal', 'female fronted metal', 'symphonic metal', 'female vocalists', 'gothic metal']
                                        'tag_date'  2009
                                     'discogstags'  ['techno', 'electronic']

============================== file details ==============================
                                           'mtime'  1620310313.612457  (2021-05-06 16:11:53)
                             'size'  12991075