======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '177'
                                          'artist'  'Jules Ruben Trio'
                                     'text_people'  ''
                                         'release'  'Decca F 6198'
                                           'title'  'Did I Remember (Jules Ruben & Jack May piano Nat Burman drums) \x1310-1936'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-vocals-1', 'q-mixbeat-1', "
 "'Q-PIANO-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1936'
                                        'comments'  ''
                                           'genre'  'prerock-instrumental'
                                             'bpm'  '127.284'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.LATIN1: 0>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Decca F 6198'
'TBPM' (BPM (beats per minute))                     '127.284'
'TCON' (Content type, a.k.a. Genre)                 'prerock-instrumental'
'TDRC' (Recording time)                             '1936'
'TIT2' (Title/songname/content description)         'Did I Remember (Jules Ruben & Jack May piano Nat Burman drums) \x1310-1936'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '177000'
'TPE1' (Lead performer(s)/Soloist(s))               'Jules Ruben Trio'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.81 dB'
'TXXX:replaygain_track_peak'                        '0.548663'

========================== row from database ==========================
                                              'id'  1429312
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1936/Jules Ruben Trio - Did I Remember (Jules Ruben & Jack May piano Nat Burman drums) –10-1936.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  177
                                           'genre'  prerock-instrumental
                                        'filesize'  3598198
                                           'mtime'  1621705385
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop –10 prerock instrumental
                                      'tag_artist'  Jules Ruben Trio
                                     'tag_release'  Decca F 6198
                                       'tag_title'  Did I Remember (Jules Ruben & Jack May piano Nat Burman drums) 10-1936
                                             'bpm'  127.284
                                    'search_title'  '10':14 '101936':16 '1936':15 'burman':11 'did':1 'drums':12,13 'i':2 'jack':7 'jules':4,5 'may':8 'nat':10 'piano':9 'remember':3 'ruben':6
                                   'search_artist'  'jules':1 'ruben':2 'trio':3
                                  'search_release'  '6198':3 'decca':1 'f':2
                                     'search_rest'  '00oldiepop':5 '10':6 'country':4 'exotica':2 'instrumental':8 'jazz':1 'oldies':3 'prerock':7
                                    'search_combo'  '00oldiepop':27 '10':14A,28 '101936':16A '1936':15A '6198':22C 'burman':11A 'country':26 'decca':20C 'did':1A 'drums':12A,13A 'exotica':24 'f':21C 'i':2A 'instrumental':30 'jack':7A 'jazz':23 'jules':4A,5A,17B 'may':8A 'nat':10A 'oldies':25 'piano':9A 'prerock':29 'remember':3A 'ruben':6A,18B 'trio':19B
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1936
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621705384.8305216  (2021-05-22 19:43:04)
                             'size'  3598198