======================== unified (from filesystem) ========================
                                         'bitrate'  '194.932'
                                        'duration'  '138'
                                          'artist'  'Ali Farka Touré & Toumani Diabaté'
                                     'text_people'  'Toumani Diabaté'
                                         'release'  'Ali and Toumani'
                                           'title'  'Fantasy'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['world', 'mali', 'africa', 'kora', 'african']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '11'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'loc-africa-mali'
                                             'bpm'  '140.335'
                                             'key'  '12B'
                                        'acoustid'  'eeaac0e5-6531-410e-9301-f7c2bdfb1fe2'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000099 00000000 0000042E'
'COMM:iTunNORM:eng'                                 (' 00000099 00000000 0000042E 00000000 00015EBC 00000000 000051B2 00000000 '
 '00015EBC 00000000')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
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'PRIV:WM/WMCollectionID:a\täF#ÚØ@\x91æ·fæCøv'       PRIV(owner='WM/WMCollectionID', data=b'a\t\xe4F#\xda\xd8@\x91\xe6\xb7f\xe6C\xf8v')
'PRIV:WM/WMContentID:ñåÆ8¨·ãN¿\x80DU|rÅ]'           PRIV(owner='WM/WMContentID', data=b'\xf1\xe5\xc68\xa8\xb7\xe3N\xbf\x80DU|r\xc5]')
'TALB' (Album/Movie/Show title)                     'Ali and Toumani'
'TBPM' (BPM (beats per minute))                     '140.335'
'TCOM' (Composer)                                   'Toumani Diabaté'
'TCON' (Content type, a.k.a. Genre)                 'loc-africa-mali'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-02-23'
'TIT2' (Title/songname/content description)         'Fantasy'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ali Farka Touri & Toumani Diabati'
'TPE2' (Band/orchestra/accompaniment)               'Ali Farka Touré & Toumani Diabaté'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Nonesuch/World Circuit'
'TRCK' (Track number/Position in set)               '9/11'
'TSO2'                                              'Touré, Ali Farka & Diabaté, Toumani'
'TSOP' (Performer sort order)                       'Touré, Ali Farka & Diabaté, Toumani'
'TSRC' (ISRC (international standard recording code))  'GBBGU0983009'
'TXXX:ASIN'                                         'B0030U1U6U'
'TXXX:Acoustid Id'                                  'eeaac0e5-6531-410e-9301-f7c2bdfb1fe2'
'TXXX:BARCODE'                                      '075597980110'
'TXXX:CATALOGNUMBER'                                '522937-2'
'TXXX:MusicBrainz Album Artist Id'                  '9be2a5ac-8201-489b-b5f6-91f958bf9060/b96ba7e7-d882-409a-9825-ed3d6dbb437d'
'TXXX:MusicBrainz Album Id'                         '6003d38f-e0cf-41a0-8bce-640631b72f8e'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '9be2a5ac-8201-489b-b5f6-91f958bf9060/b96ba7e7-d882-409a-9825-ed3d6dbb437d'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['world', 'mali', 'africa', 'kora', 'african']
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-5.14 dB'
'TXXX:replaygain_track_peak'                        '1.276555'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4da32150-b853-440f-84e9-59808b00d840')

========================== row from database ==========================
                                              'id'  1490407
                                            'path'  /data/Music/Bulk/00localcharacter/00africa/Ali Farka Toure/ali farka toure & toumani diabate [2010]/09 - fantasy.mp3
                                         'working'  None
                                         'bitrate'  195
                                    'duration_sec'  138
                                           'genre'  loc-africa-mali
                                        'filesize'  3440408
                                           'mtime'  1621629073
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00africa Toure ali farka toure toumani diabate [2010] 09 fantasy loc africa mali
                                      'tag_artist'  Ali Farka Touré & Toumani Diabaté
                                     'tag_release'  Ali and Toumani
                                       'tag_title'  Fantasy
                                             'bpm'  140.335
                                    'search_title'  'fantasy':1
                                   'search_artist'  'ali':1 'diabate':6,7 'farka':2 'toumani':5 'toure':3,4
                                  'search_release'  'ali':1 'and':2 'toumani':3
                                     'search_rest'  '00africa':1 '2010':7,8 'africa':11 'ali':3 'diabate':6 'fantasy':9 'farka':4 'loc':10 'mali':12 'toumani':5 'toure':2
                                    'search_combo'  '00africa':12 '2010':18,19 'africa':22 'ali':2B,9C,14 'and':10C 'diabate':7B,8B,17 'fantasy':1A,20 'farka':3B,15 'loc':21 'mali':23 'toumani':6B,11C,16 'toure':4B,5B,13
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['world', 'mali', 'africa', 'kora', 'african']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629072.568245  (2021-05-21 22:31:12)
                             'size'  3440408