======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '196'
                                          'artist'  'Marion Harris'
                                     'text_people'  ''
                                         'release'  'Victor 18185'
                                           'title'  "Don't Leave Me Daddy"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-LOCALNESS-2', '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']")
                                      'lastfmtags'  "['20s', 'jazz', 'female vocalists', '1920s', 'blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1916'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-vocal'
                                             'bpm'  '102.1'
                                             '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)                     'Victor 18185'
'TBPM' (BPM (beats per minute))                     '102.1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-vocal'
'TDRC' (Recording time)                             '1916-10-05'
'TIT2' (Title/songname/content description)         "Don't Leave Me Daddy"
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '196000'
'TPE1' (Lead performer(s)/Soloist(s))               'Marion Harris'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['20s', 'jazz', 'female vocalists', '1920s', 'blues']
'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'                        '+2.58 dB'
'TXXX:replaygain_track_peak'                        '0.573052'

========================== row from database ==========================
                                              'id'  1507041
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1916/Marion Harris - Don_t Leave Me Daddy 5-10-1916.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  196
                                           'genre'  prerock-jb-jazz-vocal
                                        'filesize'  3960749
                                           'mtime'  1620524044
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1916 Don_t 10 1916 prerock jb jazz vocal
                                      'tag_artist'  Marion Harris
                                     'tag_release'  Victor 18185
                                       'tag_title'  Don't Leave Me Daddy
                                             'bpm'  102.1
                                    'search_title'  'daddy':6 'don':1 'dont':3 'leave':4 'me':5 't':2
                                   'search_artist'  'harris':2 'marion':1
                                  'search_release'  '18185':2 'victor':1
                                     'search_rest'  '00oldiepop':5 '1916':6 'country':4 'don':7 'exotica':2 'jazz':1 'jb':10 'oldies':3 'prerock':9 't':8 'vocal':11
                                    'search_combo'  '00oldiepop':15 '18185':10C '1916':16 'country':14 'daddy':6A 'don':1A,17 'dont':3A 'exotica':12 'harris':8B 'jazz':11 'jb':20 'leave':4A 'marion':7B 'me':5A 'oldies':13 'prerock':19 't':2A,18 'victor':9C 'vocal':21
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', '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'  ['20s', 'jazz', 'female vocalists', '1920s', 'blues']
                                        'tag_date'  1916
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524043.8251626  (2021-05-09 03:34:03)
                             'size'  3960749