======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '168'
                                          'artist'  'Jacky Noguez & His Orchestra'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Marina'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '138.987'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-498 POS 87'
'COMM:ID3v1 Comment:XXX'                            '59-498 POS 87'
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x00A\x00+\x009\x006\x00+\x003\x003\x00A\x00F\x00+\x006\x007\x00B\x00F\x00+\x00B\x008\x000\x008\x00+\x00D\x00D\x005\x003\x00+\x00F\x00E\x008\x008\x00+\x001\x002\x00F\x00F\x00C\x00+\x001\x006\x00A\x00B\x004\x00+\x001\x009\x00B\x001\x008\x00+\x001\x00C\x005\x00E\x009\x00+\x001\x00F\x004\x000\x003\x00+\x002\x001\x007\x008\x007\x00+\x002\x004\x003\x00C\x00B\x00+\x002\x007\x003\x006\x00D\x00+\x002\x009\x00C\x000\x00C\x00+\x002\x00D\x005\x009\x003\x00+\x002\x00F\x00F\x001\x003\x00+\x003\x003\x005\x007\x005\x00+\x003\x006\x003\x00B\x00C\x00+\x003\x009\x00A\x00D\x006\x00+\x004\x000\x00A\x00B\x00D\x00+\x004\x003\x00B\x00B\x007\x00+\x004\x007\x002\x006\x00B\x00+\x004\x00A\x000\x002\x00F\x00+\x004\x00D\x005\x00A\x00F\x00+\x005\x000\x00C\x00A\x004\x00+\x005\x004\x005\x004\x005\x00\x00\x00')
'PRIV:AverageLevel:\x15\x13\x00\x00'                PRIV(owner='AverageLevel', data=b'\x15\x13\x00\x00')
'PRIV:PeakValue:HX\x00\x00'                         PRIV(owner='PeakValue', data=b'HX\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:;\x00\x00\x00'        PRIV(owner='WM/UniqueFileIdentifier', data=b';\x00\x00\x00')
'TBPM' (BPM (beats per minute))                     '138.987'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         'Marina'
'TKEY' (Initial key)                                '9B'
'TLEN' (Length)                                     '168800'
'TPE1' (Lead performer(s)/Soloist(s))               'Jacky Noguez & His Orchestra'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.30 dB'
'TXXX:replaygain_track_peak'                        '0.411280'

========================== row from database ==========================
                                              'id'  1435162
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-498 - Jacky Noguez & His Orchestra - Marina.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  168
                                           'genre'  prerock-swing
                                        'filesize'  6749892
                                           'mtime'  1620562681
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 498 prerock swing
                                      'tag_artist'  Jacky Noguez & His Orchestra
                                     'tag_release'  None
                                       'tag_title'  Marina
                                             'bpm'  138.987
                                    'search_title'  'marina':1
                                   'search_artist'  'his':3 'jacky':1 'noguez':2 'orchestra':4
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1959':6 '498':8 '59':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':9 'swing':10
                                    'search_combo'  '00oldiepop':10 '1959':11 '498':13 '59':12 'country':9 'exotica':7 'his':4B 'jacky':2B 'jazz':6 'marina':1A 'noguez':3B 'oldies':8 'orchestra':5B 'prerock':14 'swing':15
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620562680.6794982  (2021-05-09 14:18:00)
                             'size'  6749892