======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '240'
                                          'artist'  'Tenores di Bitti'
                                     'text_people'  ''
                                         'release'  'One Voice: Vocal Music From Around the World'
                                           'title'  'Cantu a Ballu Seriu'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['folk', 'a cappella', 'italian folk', 'sardinian', 'cantu a tenore']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '19'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '84'
                                             'key'  '8B'
                                        'acoustid'  '133329d7-b57e-45cd-9a89-3ef10411526f'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'One Voice: Vocal Music From Around the World'
'TBPM' (BPM (beats per minute))                     '84'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1997-09-09'
'TIT2' (Title/songname/content description)         'Cantu a Ballu Seriu'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Tenores di Bitti'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'World Music Network'
'TRCK' (Track number/Position in set)               '6/19'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Tenores di Bitti "Mialinu Pira"'
'TXXX:ASIN'                                         'B000001I1K'
'TXXX:Acoustid Id'                                  '133329d7-b57e-45cd-9a89-3ef10411526f'
'TXXX:Artists'                                      'Tenores di Bitti'
'TXXX:BARCODE'                                      '605633101423'
'TXXX:CATALOGNUMBER'                                'RGNET1014CD'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'aca58a7c-448d-46c6-a380-17fdd6285285'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'c795c8c5-2a87-4e4c-a85f-5bc05ad1c88d'
'TXXX:MusicBrainz Release Group Id'                 'd48b8ca3-aef1-32e5-bb3b-6fcb4ad607a6'
'TXXX:MusicBrainz Release Track Id'                 '67cffe48-9b5a-3c19-88e3-69e85b1e0b27'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['folk', 'a cappella', 'italian folk', 'sardinian', 'cantu a tenore']
'TXXX:mood'                                         'Not electronic/Not relaxed/Not sad/Not party/Not happy/Acoustic/Not aggressive'
'TXXX:originalyear'                                 '1997'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.21 dB'
'TXXX:replaygain_track_peak'                        '0.563990'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e488184f-1e01-45ea-9b41-541b5b498d57')

========================== row from database ==========================
                                              'id'  475551
                                            'path'  /data/Music/Bulk/00localcharacter/VA. World 1： Trad/One Voice： Vocal Music From Around the World (World Music Network, 1997) [256k]/Vocal Music From Around The World - 06. Cantu A Ballu Seriu.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  240
                                           'genre'  loc-unsorted
                                        'filesize'  7771243
                                           'mtime'  1637330008
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter VA. 1： Trad Voice： (World Network, 1997) [256k] The 06. loc unsorted
                                      'tag_artist'  Tenores di Bitti
                                     'tag_release'  One Voice: Vocal Music From Around the World
                                       'tag_title'  Cantu a Ballu Seriu
                                             'bpm'  84.0
                                    'search_title'  'a':2 'ballu':3 'cantu':1 'seriu':4
                                   'search_artist'  'bitti':3 'di':2 'tenores':1
                                  'search_release'  'around':7 'from':6 'music':5 'one':1 'the':8 'vocal':4 'voice':2,3 'world':9
                                     'search_rest'  '06':19,20 '1':3,4,5 '1997':14,15 '256k':16,17 'loc':21 'network':12,13 'the':18 'trad':6 'unsorted':22 'va':1,2 'voice':7,8,9 'world':10,11
                                    'search_combo'  '06':35,36 '1':19,20,21 '1997':30,31 '256k':32,33 'a':2A 'around':14C 'ballu':3A 'bitti':7B 'cantu':1A 'di':6B 'from':13C 'loc':37 'music':12C 'network':28,29 'one':8C 'seriu':4A 'tenores':5B 'the':15C,34 'trad':22 'unsorted':38 'va':17,18 'vocal':11C 'voice':9C,10C,23,24,25 'world':16C,26,27
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['folk', 'a cappella', 'italian folk', 'sardinian', 'cantu a tenore']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330007.7665915  (2021-11-19 14:53:27)
                             'size'  7771243