======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '337'
                                          'artist'  'Daft Punk'
                                     'text_people'  'Guy-Manuel de Homem-Christo/Thomas Bangalter'
                                         'release'  'Random Access Memories (Japanese Edition)'
                                           'title'  'Instant Crush (Feat. Julian Casablancas)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'house', 'electronica', 'electronic', 'techno']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '110.0'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'PRIV:ZuneAlbumArtistMediaID:\x00\x00\x1cÆ\x00\x02Û\x11\x89Ê\x00\x19¹*93'  PRIV(owner='ZuneAlbumArtistMediaID', data=b'\x00\x00\x1c\xc6\x00\x02\xdb\x11\x89\xca\x00\x19\xb9*93')
'PRIV:ZuneCollectionID:eÖ-ë-\x80ûL\x93Dí{\x96\x0egý'  PRIV(owner='ZuneCollectionID', data=b'e\xd6-\xeb-\x80\xfbL\x93D\xed{\x96\x0eg\xfd')
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'TALB' (Album/Movie/Show title)                     'Random Access Memories (Japanese Edition)'
'TBPM' (BPM (beats per minute))                     '110.0'
'TCOM' (Composer)                                   'Guy-Manuel de Homem-Christo/Thomas Bangalter'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Instant Crush (Feat. Julian Casablancas)'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Daft Punk'
'TPE2' (Band/orchestra/accompaniment)               'Daft Punk'
'TPOS' (Part of a set)                              '1'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['dance', 'house', 'electronica', 'electronic', 'techno']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+13.58 dB'
'TXXX:replaygain_track_peak'                        '0.092393'

========================== row from database ==========================
                                              'id'  1338881
                                            'path'  /data/Music/Bulk/00poprockelectronic/Daft Punk - Random Access Memories (Japanese Edition)/1-05 Instant Crush (Feat. Julian Casablancas).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  337
                                           'genre'  electronic-th-techno
                                        'filesize'  13531182
                                           'mtime'  1620568776
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1 05 electronic th techno
                                      'tag_artist'  Daft Punk
                                     'tag_release'  Random Access Memories (Japanese Edition)
                                       'tag_title'  Instant Crush (Feat. Julian Casablancas)
                                             'bpm'  110.0
                                    'search_title'  'casablancas':6,7 'crush':2 'feat':3,4 'instant':1 'julian':5
                                   'search_artist'  'daft':1 'punk':2
                                  'search_release'  'access':2 'edition':6,7 'japanese':4,5 'memories':3 'random':1
                                     'search_rest'  '00poprockelectronic':1 '1':2 'electronic':3 'techno':5 'th':4
                                    'search_combo'  '00poprockelectronic':17 '1':18 'access':11C 'casablancas':6A,7A 'crush':2A 'daft':8B 'edition':15C,16C 'electronic':19 'feat':3A,4A 'instant':1A 'japanese':13C,14C 'julian':5A 'memories':12C 'punk':9B 'random':10C 'techno':21 'th':20
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'electronica', 'electronic', 'techno']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620568776.2277637  (2021-05-09 15:59:36)
                             'size'  13531182