======================== unified (from filesystem) ========================
                                         'bitrate'  '173.187'
                                        'duration'  '262'
                                          'artist'  'Buraka Som Sistema'
                                     'text_people'  ''
                                         'release'  'Black Diamond'
                                           'title'  'Luanda/Lisboa'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-SYN-3', "
 "'Q-LOCALNESS-3', 'Q-OLDST-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-2', 'q-mixbeat-1']")
                                      'lastfmtags'  "['portuguese', 'portugal', 'electronic', 'progressive kuduro', 'kuduro']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '12'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'loc-eur-portugal'
                                             'bpm'  '140'
                                             'key'  '5A'
                                        'acoustid'  '50ac606e-2428-40f3-b705-ac8e9c4ea7f6'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
"PRIV:http://www.cdtag.com:\x02\x00\xad'3\x00"      PRIV(owner='http://www.cdtag.com', data=b"\x02\x00\xad'3\x00")
'TALB' (Album/Movie/Show title)                     'Black Diamond'
'TBPM' (BPM (beats per minute))                     '140'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-portugal'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-09-29'
'TIT2' (Title/songname/content description)         'Luanda/Lisboa'
'TKEY' (Initial key)                                '5A'
'TLAN' (Language(s))                                'por'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Buraka Som Sistema feat. Znobia'
'TPE2' (Band/orchestra/accompaniment)               'Buraka Som Sistema'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Enchufada'
'TRCK' (Track number/Position in set)               '1/12'
'TSO2'                                              'Buraka Som Sistema'
'TSOP' (Performer sort order)                       'Buraka Som Sistema feat. Znóbia, DJ'
'TSRC' (ISRC (international standard recording code))  'PTSM10800041'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97 -V2 --vbr-new'
'TXXX:Acoustid Id'                                  '50ac606e-2428-40f3-b705-ac8e9c4ea7f6'
'TXXX:Artists'                                      'Buraka Som Sistema/Znobia'
'TXXX:BARCODE'                                      '886973980729'
'TXXX:CATALOGNUMBER'                                '88697398072'
'TXXX:Language 2-letter'                            'PT'
'TXXX:MusicBrainz Album Artist Id'                  '2061f628-01cd-4343-a078-900f639d67fe'
'TXXX:MusicBrainz Album Id'                         '5a5418ec-d3bd-4f32-8782-b66d78c5b145'
'TXXX:MusicBrainz Album Release Country'            'PT'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '2061f628-01cd-4343-a078-900f639d67fe/58e7b47a-f8b2-43c4-91bb-ae5d4e414696'
'TXXX:MusicBrainz Release Group Id'                 '50035819-c6d1-3060-9bda-7ee43983ff33'
'TXXX:MusicBrainz Release Track Id'                 'eb04e5f0-2fd7-3572-8068-007ec82f6cdd'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:Release type'                                 '- Please Select -'
'TXXX:Rip date'                                     '2008-10-03'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:Source'                                       '- Please Select -'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['portuguese', 'portugal', 'electronic', 'progressive kuduro', 'kuduro']
'TXXX:originalyear'                                 '2008'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.10 dB'
'TXXX:replaygain_track_peak'                        '0.496592'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'44a3cd64-ac0e-4bab-971c-a92cd1e5bb67')
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.myspace.com/burakasomsistema')

========================== row from database ==========================
                                              'id'  1343906
                                            'path'  /data/Music/Bulk/00poprockelectronic/Buraka Som Sistema/Black Diamond/01 luandalisboa (feat. dj znobia).mp3
                                         'working'  None
                                         'bitrate'  173
                                    'duration_sec'  262
                                           'genre'  loc-eur-portugal
                                        'filesize'  5695122
                                           'mtime'  1621630141
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 01 luandalisboa (feat. dj znobia) loc eur portugal
                                      'tag_artist'  Buraka Som Sistema
                                     'tag_release'  Black Diamond
                                       'tag_title'  Luanda/Lisboa
                                             'bpm'  140.0
                                    'search_title'  'lisboa':2 'luanda':1 'luandalisboa':3
                                   'search_artist'  'buraka':1 'sistema':3 'som':2
                                  'search_release'  'black':1 'diamond':2
                                     'search_rest'  '00poprockelectronic':1 'dj':5 'eur':9 'feat':3,4 'loc':8 'luandalisboa':2 'portugal':10 'znobia':6,7
                                    'search_combo'  '00poprockelectronic':9 'black':7C 'buraka':4B 'diamond':8C 'dj':13 'eur':17 'feat':11,12 'lisboa':2A 'loc':16 'luanda':1A 'luandalisboa':3A,10 'portugal':18 'sistema':6B 'som':5B 'znobia':14,15
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'Q-SYN-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['portuguese', 'portugal', 'electronic', 'progressive kuduro', 'kuduro']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621630140.6557486  (2021-05-21 22:49:00)
                             'size'  5695122