======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '196'
                                          'artist'  'Ink Spots'
                                     'text_people'  ''
                                         'release'  'Decca M 32404'
                                           'title'  'To Each His Own'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['jazz', 'swing', '40s', 'vocal jazz', 'oldies']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1946'
                                        'comments'  ''
                                           'genre'  'prerock-jb-unsorted'
                                             'bpm'  '143.7'
                                             'key'  '6A'
                                        '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\x00')
'TALB' (Album/Movie/Show title)                     'Decca M 32404'
'TBPM' (BPM (beats per minute))                     '143.7'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-unsorted'
'TDRC' (Recording time)                             '1946-07-08'
'TIT2' (Title/songname/content description)         'To Each His Own'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '196000'
'TPE1' (Lead performer(s)/Soloist(s))               'Ink Spots'
'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'                                   ['jazz', 'swing', '40s', 'vocal jazz', 'oldies']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.82 dB'
'TXXX:replaygain_track_peak'                        '0.562560'

========================== row from database ==========================
                                              'id'  1466119
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1946/Ink Spots - To Each His Own 8-7-1946.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  196
                                           'genre'  prerock-jb-unsorted
                                        'filesize'  4021457
                                           'mtime'  1620527488
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1946 8 7 1946 prerock jb unsorted
                                      'tag_artist'  Ink Spots
                                     'tag_release'  Decca M 32404
                                       'tag_title'  To Each His Own
                                             'bpm'  143.7
                                    'search_title'  'each':2 'his':3 'own':4 'to':1
                                   'search_artist'  'ink':1 'spots':2
                                  'search_release'  '32404':3 'decca':1 'm':2
                                     'search_rest'  '00oldiepop':5 '1946':6 '7':8 '8':7 'country':4 'exotica':2 'jazz':1 'jb':10 'oldies':3 'prerock':9 'unsorted':11
                                    'search_combo'  '00oldiepop':14 '1946':15 '32404':9C '7':17 '8':16 'country':13 'decca':7C 'each':2A 'exotica':11 'his':3A 'ink':5B 'jazz':10 'jb':19 'm':8C 'oldies':12 'own':4A 'prerock':18 'spots':6B 'to':1A 'unsorted':20
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['jazz', 'swing', '40s', 'vocal jazz', 'oldies']
                                        'tag_date'  1946
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527487.5044541  (2021-05-09 04:31:27)
                             'size'  4021457