======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '169'
                                          'artist'  'Dick Jacobs & His Orchestra'
                                     'text_people'  ''
                                         'release'  'Various'
                                           'title'  "''Main Title'' And ''Molly O''"
                                           '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-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['soundtrack', 'type: horror oldies', 'american', 'composers', 'type: "
 "halloween']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '176'
                                      'tracktotal'  ''
                                            'date'  '1956'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '121.482'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'TALB' (Album/Movie/Show title)                     'Various'
'TBPM' (BPM (beats per minute))                     '121.482'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1956'
'TIT2' (Title/songname/content description)         "''Main Title'' And ''Molly O''"
'TKEY' (Initial key)                                '3A'
'TLEN' (Length)                                     '169900'
'TPE1' (Lead performer(s)/Soloist(s))               'Dick Jacobs & His Orchestra'
'TRCK' (Track number/Position in set)               '176'
'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:lastfmtags'                                   ['soundtrack',
 'type: horror oldies',
 'american',
 'composers',
 'type: halloween']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.61 dB'
'TXXX:replaygain_track_peak'                        '0.575210'

========================== row from database ==========================
                                              'id'  1521746
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1956/1956-176 - Dick Jacobs & His Orchestra - __Main Title__ And __Molly O__.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  169
                                           'genre'  prerock-swing
                                        'filesize'  6798521
                                           'mtime'  1620562573
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1956 1956 176 __Main Title__ __Molly O__ prerock swing
                                      'tag_artist'  Dick Jacobs & His Orchestra
                                     'tag_release'  Various
                                       'tag_title'  ''Main Title'' And ''Molly O''
                                             'bpm'  121.482
                                    'search_title'  'and':5 'main':1,2 'molly':6,7 'o':8,9 'title':3,4
                                   'search_artist'  'dick':1 'his':3 'jacobs':2 'orchestra':4
                                  'search_release'  'various':1
                                     'search_rest'  '00oldiepop':5 '176':7 '1956':6 'country':4 'exotica':2 'jazz':1 'main':8 'molly':10 'o':11 'oldies':3 'prerock':12 'swing':13 'title':9
                                    'search_combo'  '00oldiepop':19 '176':21 '1956':20 'and':5A 'country':18 'dick':10B 'exotica':16 'his':12B 'jacobs':11B 'jazz':15 'main':1A,2A,22 'molly':6A,7A,24 'o':8A,9A,25 'oldies':17 'orchestra':13B 'prerock':26 'swing':27 'title':3A,4A,23 'various':14C
                                    'tag_tracknum'  176
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['soundtrack', 'type: horror oldies', 'american', 'composers', 'type: halloween']
                                        'tag_date'  1956
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620562572.6958022  (2021-05-09 14:16:12)
                             'size'  6798521