======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '242'
                                          'artist'  'le sous marin (arracheurs de bitume)'
                                     'text_people'  ''
                                         'release'  'Musique pour les droogz vol. 3'
                                           'title'  'atmosphere primaire (prod by al tarba)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-4', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '84.000'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Musique pour les droogz vol. 3'
'TBPM' (BPM (beats per minute))                     '84.000'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TIT2' (Title/songname/content description)         'atmosphere primaire (prod by al tarba)'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'le sous marin (arracheurs de bitume)'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '4'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.78 dB'
'TXXX:replaygain_track_peak'                        '0.436313'
'TXXX:tracknum'                                     '18'

========================== row from database ==========================
                                              'id'  763264
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/aavv - 2011-musique pour les droogz vol.3/18 - le sous marin (arracheurs de bitume) - atmosphere primaire (prod by al tarba).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  242
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  3879079
                                           'mtime'  1620587276
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism aavv 2011 musique vol.3 18 hip hop or rnb or rap or turntablism
                                      'tag_artist'  le sous marin (arracheurs de bitume)
                                     'tag_release'  Musique pour les droogz vol. 3
                                       'tag_title'  atmosphere primaire (prod by al tarba)
                                             'bpm'  84.0
                                    'search_title'  'al':6 'atmosphere':1 'by':5 'primaire':2 'prod':3,4 'tarba':7,8
                                   'search_artist'  'arracheurs':4,5 'bitume':7,8 'de':6 'le':1 'marin':3 'sous':2
                                  'search_release'  '3':7 'droogz':4 'les':3 'musique':1 'pour':2 'vol':5,6
                                     'search_rest'  '18':11 '2011':6 '3':9 'aavv':5 'hip':12 'hiphop':1 'hop':13 'musique':7 'or':14 'rap':2 'rnb':3 'turntablism':4 'vol':8 'vol3':10
                                    'search_combo'  '18':34 '2011':29 '3':23C,32 'aavv':28 'al':6A 'arracheurs':12B,13B 'atmosphere':1A 'bitume':15B,16B 'by':5A 'de':14B 'droogz':20C 'hip':35 'hiphop':24 'hop':36 'le':9B 'les':19C 'marin':11B 'musique':17C,30 'or':37 'pour':18C 'primaire':2A 'prod':3A,4A 'rap':25 'rnb':26 'sous':10B 'tarba':7A,8A 'turntablism':27 'vol':21C,22C,31 'vol3':33
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-4', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620587275.8958073  (2021-05-09 21:07:55)
                             'size'  3879079