======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '273'
                                          'artist'  'Jethro Tull'
                                     'text_people'  ''
                                         'release'  'Songs From the Wood'
                                           'title'  'Cup of Wonder'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['folk rock', 'rock', 'progressive rock', 'progressive', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '11'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic;rock-cppex-progressive'
                                             'bpm'  '137'
                                             'key'  '7B'
                                        'acoustid'  '531f31b1-1c13-4c27-9b69-66b0467bc707'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'MCDI' (Music CD identifier)                        MCDI(data=b'B\x00+\x009\x006\x00+\x005\x007\x002\x00D\x00+\x008\x003\x007\x004\x00+\x00D\x003\x00A\x00E\x00+\x001\x002\x00F\x005\x00E\x00+\x001\x007\x002\x000\x000\x00+\x001\x00D\x00C\x00D\x003\x00+\x002\x001\x00A\x00A\x009\x00+\x002\x00B\x001\x00B\x007\x00+\x002\x00D\x00E\x00B\x002\x00+\x003\x003\x00C\x004\x005\x00+\x003\x00A\x004\x009\x009\x00\x00\x00')
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'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')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
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'PRIV:WM/WMCollectionGroupID:h\x9a\x86ÞÈÔ\x90E\x88Ö³ÝøÄ©¿'  PRIV(owner='WM/WMCollectionGroupID', data=b'h\x9a\x86\xde\xc8\xd4\x90E\x88\xd6\xb3\xdd\xf8\xc4\xa9\xbf')
'PRIV:WM/WMCollectionID:h\x9a\x86ÞÈÔ\x90E\x88Ö³ÝøÄ©¿'  PRIV(owner='WM/WMCollectionID', data=b'h\x9a\x86\xde\xc8\xd4\x90E\x88\xd6\xb3\xdd\xf8\xc4\xa9\xbf')
'PRIV:WM/WMContentID:vU\x8aßÊ3\xadE¡6o1ׯá·'        PRIV(owner='WM/WMContentID', data=b'vU\x8a\xdf\xca3\xadE\xa16o1\xd7\xaf\xe1\xb7')
'TALB' (Album/Movie/Show title)                     'Songs From the Wood'
'TBPM' (BPM (beats per minute))                     '137'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-classic', 'rock-cppex-progressive']
'TDOR' (Original release time)                      '1977'
'TDRC' (Recording time)                             '2003-04-14'
'TIT2' (Title/songname/content description)         'Cup of Wonder'
'TKEY' (Initial key)                                '7B'
'TLEN' (Length)                                     '273840'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Jethro Tull'
'TPE2' (Band/orchestra/accompaniment)               'Jethro Tull'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Chrysalis'
'TRCK' (Track number/Position in set)               '3/11'
'TSO2'                                              'Jethro Tull'
'TSOP' (Performer sort order)                       'Jethro Tull'
'TSRC' (ISRC (international standard recording code))  'GBAYK0300006'
'TXXX:Acoustid Id'                                  '531f31b1-1c13-4c27-9b69-66b0467bc707'
'TXXX:Artists'                                      'Jethro Tull'
'TXXX:BARCODE'                                      '724358157024'
'TXXX:CATALOGNUMBER'                                '72435-81570-2-4'
'TXXX:MusicBrainz Album Artist Id'                  'ece57992-dc2e-4f67-a269-fa43626c1a3d'
'TXXX:MusicBrainz Album Id'                         'a24277aa-b61b-3934-9a2f-e04f66fe9e58'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ece57992-dc2e-4f67-a269-fa43626c1a3d'
'TXXX:MusicBrainz Release Group Id'                 '58986b39-0bf0-38b6-820a-c26fae194540'
'TXXX:MusicBrainz Release Track Id'                 'b6186e98-f2af-3096-ab02-9edc95c25f85'
'TXXX:Q-HAP'                                        '3'
'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'                                   ['folk rock', 'rock', 'progressive rock', 'progressive', 'classic rock']
'TXXX:originalyear'                                 '1977'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.14 dB'
'TXXX:replaygain_track_peak'                        '0.660118'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5191b1bb-6a82-4832-b8f7-c8c5c01b63aa')

========================== row from database ==========================
                                              'id'  1339939
                                            'path'  /data/Music/Bulk/00poprockelectronic/Jethro Tull/Jethro Tull - 1977 - Songs From The Wood/Jethro Tull - 3 - Cup of Wonder.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  273
                                           'genre'  rock-cppex-classic;rock-cppex-progressive
                                        'filesize'  4503297
                                           'mtime'  1636039264
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1977 The 3 rock cppex classic;rock cppex progressive
                                      'tag_artist'  Jethro Tull
                                     'tag_release'  Songs From the Wood
                                       'tag_title'  Cup of Wonder
                                             'bpm'  137.0
                                    'search_title'  'cup':1 'of':2 'wonder':3
                                   'search_artist'  'jethro':1 'tull':2
                                  'search_release'  'from':2 'songs':1 'the':3 'wood':4
                                     'search_rest'  '00poprockelectronic':1 '1977':2 '3':4 'classic':7,9 'cppex':6 'progressive':11 'rock':5,8,10 'the':3
                                    'search_combo'  '00poprockelectronic':10 '1977':11 '3':13 'classic':16,18 'cppex':15 'cup':1A 'from':7C 'jethro':4B 'of':2A 'progressive':20 'rock':14,17,19 'songs':6C 'the':8C,12 'tull':5B 'wonder':3A 'wood':9C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['folk rock', 'rock', 'progressive rock', 'progressive', 'classic rock']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636039264.3642554  (2021-11-04 16:21:04)
                             'size'  4503297