======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '198'
                                          'artist'  'Michel Warlop'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Blue Interlude (orchestre + Django Reinhardt)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'acoustic', 'jazz', 'swing']"
                                     'discogstags'  "['jazz', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '91.9'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.LATIN1: 0>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x00\x00\x00\x00')
'TBPM' (BPM (beats per minute))                     '91.9'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1934-05-12'
'TIT2' (Title/songname/content description)         'Blue Interlude (orchestre + Django Reinhardt)'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '198000'
'TPE1' (Lead performer(s)/Soloist(s))               'Michel Warlop'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['jazz', 'swing']
'TXXX:lastfmtags'                                   ['instrumental', 'acoustic', 'jazz', 'swing']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.13 dB'
'TXXX:replaygain_track_peak'                        '0.475545'

========================== row from database ==========================
                                              'id'  1458692
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Michel Warlop - Blue Interlude (Orchestre + Django Reinhardt) 12-5-1934.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  198
                                           'genre'  prerock-swing
                                        'filesize'  4018930
                                           'mtime'  1620560533
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 (Orchestre 12 5 1934 prerock swing
                                      'tag_artist'  Michel Warlop
                                     'tag_release'  None
                                       'tag_title'  Blue Interlude (orchestre + Django Reinhardt)
                                             'bpm'  91.9
                                    'search_title'  'blue':1 'django':5 'interlude':2 'orchestre':3,4 'reinhardt':6,7
                                   'search_artist'  'michel':1 'warlop':2
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1934':6 '5':9 'country':4 'exotica':2 'jazz':1 'oldies':3 'orchestre':7,8 'prerock':10 'swing':11
                                    'search_combo'  '00oldiepop':14 '1934':15 '5':18 'blue':1A 'country':13 'django':5A 'exotica':11 'interlude':2A 'jazz':10 'michel':8B 'oldies':12 'orchestre':3A,4A,16,17 'prerock':19 'reinhardt':6A,7A 'swing':20 'warlop':9B
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['instrumental', 'acoustic', 'jazz', 'swing']
                                        'tag_date'  1934
                                     'discogstags'  ['jazz', 'swing']

============================== file details ==============================
                                           'mtime'  1620560533.0076303  (2021-05-09 13:42:13)
                             'size'  4018930