======================== unified (from filesystem) ========================
                                         'bitrate'  '160.252'
                                        'duration'  '188'
                                          'artist'  'Lenny Kravitz'
                                     'text_people'  ''
                                         'release'  'Are You Gonna Go My Way'
                                           'title'  'Heaven Help'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'Q-PLAY-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-3', 'q-drums-3', 'q-other-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative rock', 'alternative', 'pop', 'funk', 'rock']"
                                     'discogstags'  "['rock', 'rock & roll', 'soft rock', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '18'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '86.401'
                                             'key'  '11A'
                                        'acoustid'  '8079ff60-588d-41f8-be28-ba7ed4de39ef'
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'The Music Man & E-1'
'TALB' (Album/Movie/Show title)                     'Are You Gonna Go My Way'
'TBPM' (BPM (beats per minute))                     '86.401'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '2013-09-24'
'TIT2' (Title/songname/content description)         'Heaven Help'
'TKEY' (Initial key)                                '11A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Lenny Kravitz'
'TPE2' (Band/orchestra/accompaniment)               'Lenny Kravitz'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Virgin'
'TRCK' (Track number/Position in set)               '4/18'
'TSO2'                                              'Kravitz, Lenny'
'TSOP' (Performer sort order)                       'Kravitz, Lenny'
'TSRC' (ISRC (international standard recording code))  'USVI29300007'
'TSST' (Set subtitle)                               'Disc 1'
'TXXX:ASIN'                                         'B00F5FCCT2'
'TXXX:Acoustid Id'                                  '8079ff60-588d-41f8-be28-ba7ed4de39ef'
'TXXX:BARCODE'                                      '602537522651'
'TXXX:MusicBrainz Album Artist Id'                  '0ef3f425-9bd2-4216-9dd2-219d2fe90f1f'
'TXXX:MusicBrainz Album Id'                         '71a618f8-c925-4502-802e-c124049ca2b9'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '0ef3f425-9bd2-4216-9dd2-219d2fe90f1f'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'rock & roll', 'soft rock', 'pop rock']
'TXXX:lastfmtags'                                   ['alternative rock', 'alternative', 'pop', 'funk', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.17 dB'
'TXXX:replaygain_track_peak'                        '0.625972'
'TXXX:tracknum'                                     '04'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'38a46db2-0b50-417d-ad5d-9721f9146b38')

========================== row from database ==========================
                                              'id'  1334549
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lenny Kravitz/Lenny Kravitz_/[1993] Are You Gonna Go My Way/Lenny Kravitz - Heaven Help - 04.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  188
                                           'genre'  funk or soul-funk
                                        'filesize'  3784514
                                           'mtime'  1620665789
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Kravitz_ [1993] 04 funk or soul funk
                                      'tag_artist'  Lenny Kravitz
                                     'tag_release'  Are You Gonna Go My Way
                                       'tag_title'  Heaven Help
                                             'bpm'  86.401
                                    'search_title'  'heaven':1 'help':2
                                   'search_artist'  'kravitz':2 'lenny':1
                                  'search_release'  'are':1 'go':4 'gonna':3 'my':5 'way':6 'you':2
                                     'search_rest'  '00poprockelectronic':1 '1993':3,4 'funk':5 'kravitz':2 'or':6 'soul':7
                                    'search_combo'  '00poprockelectronic':11 '1993':13,14 'are':5C 'funk':15 'go':8C 'gonna':7C 'heaven':1A 'help':2A 'kravitz':4B,12 'lenny':3B 'my':9C 'or':16 'soul':17 'way':10C 'you':6C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'alternative', 'pop', 'funk', 'rock']
                                        'tag_date'  2013
                                     'discogstags'  ['rock', 'rock & roll', 'soft rock', 'pop rock']

============================== file details ==============================
                                           'mtime'  1620665789.3558927  (2021-05-10 18:56:29)
                             'size'  3784514