======================== unified (from filesystem) ========================
                                         'bitrate'  '224.962'
                                        'duration'  '944'
                                          'artist'  'Herbie Hancock'
                                     'text_people'  ''
                                         'release'  'Head Hunters'
                                           'title'  'Chameleon'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['fusion', 'jazz', 'jazz fusion', 'piano', 'funk']"
                                     'discogstags'  "['jazz', 'fusion', 'jazz-funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '4'
                                            'date'  '1973'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '117'
                                             'key'  '1A'
                                        'acoustid'  '5588260d-246c-4b20-9438-3e2b6147df79'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Head Hunters'
'TBPM' (BPM (beats per minute))                     '117'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDOR' (Original release time)                      '1973'
'TDRC' (Recording time)                             '1973-10-13'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Herbie Hancock'], ['producer', 'David Rubinson'], ['clavinet, electric piano, other instruments and synthesizer', 'Herbie Hancock'], ['membranophone', 'Harvey Mason'], ['alto flute, basset clarinet, other instruments, soprano saxophone and tenor saxophone', 'Bennie Maupin'], ['electric upright bass and other instruments', 'Paul Jackson'], ['afuche/ cabasa, balafon, congas, gankogui, other instruments, shekere, surdo and tambourine', 'Bill Summers']])
'TIT2' (Title/songname/content description)         'Chameleon'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Herbie Hancock'
'TPE2' (Band/orchestra/accompaniment)               'Herbie Hancock'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Columbia'
'TRCK' (Track number/Position in set)               '1/4'
'TSO2'                                              'Hancock, Herbie'
'TSOP' (Performer sort order)                       'Hancock, Herbie'
'TSRC' (ISRC (international standard recording code))  'USSM17300165'
'TXXX:Acoustid Id'                                  '5588260d-246c-4b20-9438-3e2b6147df79'
'TXXX:Artists'                                      'Herbie Hancock'
'TXXX:CATALOGNUMBER'                                'KC 32731'
'TXXX:MusicBrainz Album Artist Id'                  '27613b78-1b9d-4ec3-9db5-fa0743465fdd'
'TXXX:MusicBrainz Album Id'                         '267a7c89-3624-4b7a-b7a2-aefc2bdc5e89'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '27613b78-1b9d-4ec3-9db5-fa0743465fdd'
'TXXX:MusicBrainz Release Group Id'                 '322f18bb-5491-38e9-9044-c0a468651eec'
'TXXX:MusicBrainz Release Track Id'                 '7dc72e9d-e20e-3266-a5bc-92449e0183cc'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['jazz', 'fusion', 'jazz-funk']
'TXXX:lastfmtags'                                   ['fusion', 'jazz', 'jazz fusion', 'piano', 'funk']
'TXXX:originalyear'                                 '1973'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.90 dB'
'TXXX:replaygain_track_peak'                        '0.500120'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1df11035-0a12-4bce-ab72-41bbd0f9fde3')

========================== row from database ==========================
                                              'id'  792472
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Herbie Hancock - Headhunters/01. Chameleon.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  944
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  26646467
                                           'mtime'  1620529964
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Headhunters 01. prerock jb jazz unsorted
                                      'tag_artist'  Herbie Hancock
                                     'tag_release'  Head Hunters
                                       'tag_title'  Chameleon
                                             'bpm'  117.0
                                    'search_title'  'chameleon':1
                                   'search_artist'  'hancock':2 'herbie':1
                                  'search_release'  'head':1 'hunters':2
                                     'search_rest'  '01':6,7 'country':4 'exotica':2 'headhunters':5 'jazz':1 'jb':9 'oldies':3 'prerock':8 'unsorted':10
                                    'search_combo'  '01':11,12 'chameleon':1A 'country':9 'exotica':7 'hancock':3B 'head':4C 'headhunters':10 'herbie':2B 'hunters':5C 'jazz':6 'jb':14 'oldies':8 'prerock':13 'unsorted':15
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-4', 'q-syn-1', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['fusion', 'jazz', 'jazz fusion', 'piano', 'funk']
                                        'tag_date'  1973
                                     'discogstags'  ['jazz', 'fusion', 'jazz-funk']

============================== file details ==============================
                                           'mtime'  1620529963.7583172  (2021-05-09 05:12:43)
                             'size'  26646467