======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '133'
                                          'artist'  'The Beatles'
                                     'text_people'  ''
                                         'release'  'Yellow Submarine'
                                           'title'  'All Together Now'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['pop', 'rock', '60s', 'british', 'classic rock']"
                                     'discogstags'  "['rock', 'stage & screen', 'soundtrack', 'pop rock', 'psychedelic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '13'
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic'
                                             'bpm'  '96'
                                             'key'  '9B'
                                        'acoustid'  'c068123c-e642-44c1-87cb-1a9382903e86'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'TALB' (Album/Movie/Show title)                     'Yellow Submarine'
'TBPM' (BPM (beats per minute))                     '96'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-classic'
'TDOR' (Original release time)                      '1969'
'TDRC' (Recording time)                             '1969-01-17'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'George Martin']])
'TIT2' (Title/songname/content description)         'All Together Now'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'The Beatles'
'TPE2' (Band/orchestra/accompaniment)               'The Beatles'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Apple Records'
'TRCK' (Track number/Position in set)               '3/13'
'TSO2'                                              'Beatles, The'
'TSOP' (Performer sort order)                       'Beatles, The'
'TXXX:Acoustid Id'                                  'c068123c-e642-44c1-87cb-1a9382903e86'
'TXXX:Artists'                                      'The Beatles'
'TXXX:CATALOGNUMBER'                                'PMC 7070'
'TXXX:MusicBrainz Album Artist Id'                  'b10bbbfc-cf9e-42e0-be17-e2c3e1d2600d'
'TXXX:MusicBrainz Album Id'                         '98a627c2-190f-4bcc-a90c-459462dbf67b'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/soundtrack'
'TXXX:MusicBrainz Artist Id'                        'b10bbbfc-cf9e-42e0-be17-e2c3e1d2600d'
'TXXX:MusicBrainz Release Group Id'                 '8d5f4b07-7e2e-4ffa-ac90-e4772c4d8525'
'TXXX:MusicBrainz Release Track Id'                 '555dc47a-5de6-3ebd-92da-e99db4165b7d'
'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:discogstags'                                  ['rock', 'stage & screen', 'soundtrack', 'pop rock', 'psychedelic rock']
'TXXX:lastfmtags'                                   ['pop', 'rock', '60s', 'british', 'classic rock']
'TXXX:originalyear'                                 '1969'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.11 dB'
'TXXX:replaygain_track_peak'                        '0.530827'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'08695e9e-272c-421e-b2c4-d032e10e3cb4')
'USLT::XXX'                                         ('One, two, three, four,\n'
 'Can I have a little more,\n'
 'Five, six, seven, eight, nine, ten,\n'
 'I love you.\n'
 '\n'
 'A, B, C, D,\n'
 'Can I bring my friend to tea,\n'
 'E, F, G, H, I, J,\n'
 'I love you.\n'
 '\n'
 'Bom bom bom bom-pa bom\n'
 'Sail the ship bom-pa bom\n'
 'Chop the tree bom-pa bom\n'
 'Skip the rope bom-pa bom\n'
 'Look at me.\n'
 '\n'
 'All together now, all together now,\n'
 'All together now, all together now,\n'
 '\n'
 'Black, white, green, red,\n'
 'Can I take my friend to bed,\n'
 'Pink, brown, yellow, orange, and blue,\n'
 'I love you.\n'
 '\n'
 'All together now, all together now,\n'
 'All together now, all together now,\n'
 'All together now, all together now,\n'
 'All together now, all together now,\n'
 '\n'
 'Bom bom bom bom-pa bom\n'
 'Sail the ship bom-pa bom\n'
 'Chop the tree bom-pa bom\n'
 'Skip the rope bom-pa bom\n'
 'Look at me.\n'
 '\n'
 'All together now, all together now,\n'
 'All together now, all together now,\n'
 'All together now!')

========================== row from database ==========================
                                              'id'  1525413
                                            'path'  /data/Music/Bulk/00poprockelectronic/Beatles/_69-yellow submarine/The Beatles - All Together Now.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  133
                                           'genre'  rock-cppex-classic
                                        'filesize'  2229871
                                           'mtime'  1636039088
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic _69 yellow submarine rock cppex classic
                                      'tag_artist'  The Beatles
                                     'tag_release'  Yellow Submarine
                                       'tag_title'  All Together Now
                                             'bpm'  96.0
                                    'search_title'  'all':1 'now':3 'together':2
                                   'search_artist'  'beatles':2 'the':1
                                  'search_release'  'submarine':2 'yellow':1
                                     'search_rest'  '00poprockelectronic':1 '69':2 'classic':7 'cppex':6 'rock':5 'submarine':4 'yellow':3
                                    'search_combo'  '00poprockelectronic':8 '69':9 'all':1A 'beatles':5B 'classic':14 'cppex':13 'now':3A 'rock':12 'submarine':7C,11 'the':4B 'together':2A 'yellow':6C,10
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['pop', 'rock', '60s', 'british', 'classic rock']
                                        'tag_date'  1969
                                     'discogstags'  ['rock', 'stage & screen', 'soundtrack', 'pop rock', 'psychedelic rock']

============================== file details ==============================
                                           'mtime'  1636039088.2877028  (2021-11-04 16:18:08)
                             'size'  2229871