======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '75'
                                          'artist'  'Ennio Morricone'
                                     'text_people'  ''
                                         'release'  'Kill Bill: Vol. 2'
                                           'title'  'Il tramonto'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'Q-LOCALNESS-1', "
 "'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'instrumental', 'composer', 'classical', 'italian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '15'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'soundtrack-video-movies'
                                             'bpm'  '122'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Kill Bill: Vol. 2'
'TBPM' (BPM (beats per minute))                     '122'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video-movies'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-04-13'
'TIT2' (Title/songname/content description)         'Il tramonto'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Ennio Morricone'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Maverick'
'TRCK' (Track number/Position in set)               '3/15'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Morricone, Ennio'
'TSRC' (ISRC (international standard recording code))  'USMV20400028/USNPD0800963'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf57.25.100'
'TXXX:Artists'                                      'Ennio Morricone'
'TXXX:BARCODE'                                      '093624867616'
'TXXX:CATALOGNUMBER'                                '9362-48676-1'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'b63dc540-97f8-4d0a-a124-006808cf816a'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation/soundtrack'
'TXXX:MusicBrainz Artist Id'                        'a16e47f5-aa54-47fe-87e4-bb8af91a9fdd'
'TXXX:MusicBrainz Release Group Id'                 '686cb358-8db0-32b7-b119-7bf19e2d06fa'
'TXXX:MusicBrainz Release Track Id'                 'a6d48bb2-e868-40cc-baa5-5e51ca31f806'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['soundtrack', 'instrumental', 'composer', 'classical', 'italian']
'TXXX:mood'                                         'Not aggressive/Acoustic/Not happy/Relaxed/Not party/Sad/Not electronic'
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.61 dB'
'TXXX:replaygain_track_peak'                        '0.525531'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3c38631b-8aab-46f4-807f-5a1b1378185b')

========================== row from database ==========================
                                              'id'  1533780
                                            'path'  /data/Music/Bulk/0soundtrack/2004 - Morricone, Ennio - OST _Kill Bill II_/03 - Il tramonto.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  75
                                           'genre'  soundtrack-video-movies
                                        'filesize'  3036008
                                           'mtime'  1620332584
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack 2004 Morricone, OST _Kill II_ 03 soundtrack video movies
                                      'tag_artist'  Ennio Morricone
                                     'tag_release'  Kill Bill: Vol. 2
                                       'tag_title'  Il tramonto
                                             'bpm'  122.0
                                    'search_title'  'il':1 'tramonto':2
                                   'search_artist'  'ennio':1 'morricone':2
                                  'search_release'  '2':6 'bill':2,3 'kill':1 'vol':4,5
                                     'search_rest'  '0soundtrack':1 '2004':2 'ii':7 'kill':6 'morricone':3,4 'movies':10 'ost':5 'soundtrack':8 'video':9
                                    'search_combo'  '0soundtrack':11 '2':10C '2004':12 'bill':6C,7C 'ennio':3B 'ii':17 'il':1A 'kill':5C,16 'morricone':4B,13,14 'movies':20 'ost':15 'soundtrack':18 'tramonto':2A 'video':19 'vol':8C,9C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'instrumental', 'composer', 'classical', 'italian']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620332584.45461  (2021-05-06 22:23:04)
                             'size'  3036008