======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '122'
                                          'artist'  'Jean Vallier'
                                     'text_people'  ''
                                         'release'  'Edison 17572'
                                           'title'  "Va T' En D' Ici (Donizetti - La Favorite)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', '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-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1907'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '144.2'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TALB' (Album/Movie/Show title)                     'Edison 17572'
'TBPM' (BPM (beats per minute))                     '144.2'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1907'
'TIT2' (Title/songname/content description)         "Va T' En D' Ici (Donizetti - La Favorite)"
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '122000'
'TPE1' (Lead performer(s)/Soloist(s))               'Jean Vallier'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.22 dB'
'TXXX:replaygain_track_peak'                        '0.913330'

========================== row from database ==========================
                                              'id'  1506631
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1907/Jean Vallier - Va t_ En d_ Ici (Donizetti - La Favorite) 1907.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  122
                                           'genre'  prerock-unsorted
                                        'filesize'  2520963
                                           'mtime'  1621697687
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1907 t_ d_ 1907 prerock unsorted
                                      'tag_artist'  Jean Vallier
                                     'tag_release'  Edison 17572
                                       'tag_title'  Va T' En D' Ici (Donizetti - La Favorite)
                                             'bpm'  144.2
                                    'search_title'  'd':5,6 'donizetti':8,9 'en':4 'favorite':11,12 'ici':7 'la':10 't':2,3 'va':1
                                   'search_artist'  'jean':1 'vallier':2
                                  'search_release'  '17572':2 'edison':1
                                     'search_rest'  '00oldiepop':5 '1907':6 'country':4 'd':8 'exotica':2 'jazz':1 'oldies':3 'prerock':9 't':7 'unsorted':10
                                    'search_combo'  '00oldiepop':21 '17572':16C '1907':22 'country':20 'd':5A,6A,24 'donizetti':8A,9A 'edison':15C 'en':4A 'exotica':18 'favorite':11A,12A 'ici':7A 'jazz':17 'jean':13B 'la':10A 'oldies':19 'prerock':25 't':2A,3A,23 'unsorted':26 'va':1A 'vallier':14B
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1907
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621697687.2744157  (2021-05-22 17:34:47)
                             'size'  2520963