======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '183'
                                          'artist'  'Rudy Wiedoeft'
                                     'text_people'  ''
                                         'release'  'Paramount 50026'
                                           'title'  'Valse Llewellyn (+ Orchestra) 1919 Paramount'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-UNU-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-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'novelty', 'ragtime', 'saxophone', '1920s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1919'
                                        'comments'  ''
                                           'genre'  'prerock-band'
                                             'bpm'  '138.8'
                                             'key'  '9B'
                                        '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)                     'Paramount 50026'
'TBPM' (BPM (beats per minute))                     '138.8'
'TCON' (Content type, a.k.a. Genre)                 'prerock-band'
'TDRC' (Recording time)                             '1919'
'TIT2' (Title/songname/content description)         'Valse Llewellyn (+ Orchestra) 1919 Paramount'
'TKEY' (Initial key)                                '9B'
'TLEN' (Length)                                     '183000'
'TPE1' (Lead performer(s)/Soloist(s))               'Rudy Wiedoeft'
'TPUB' (Publisher)                                  'Clarinet Classics'
'TRCK' (Track number/Position in set)               '4'
'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'                                   ['instrumental', 'novelty', 'ragtime', 'saxophone', '1920s']
'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-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.80 dB'
'TXXX:replaygain_track_peak'                        '0.664228'
'UFID:http://www.cddb.com/id3/taginfo1.html'        UFID(owner='http://www.cddb.com/id3/taginfo1.html', data=b'3CD3N77R28620558V38DE94CF61AF4C8EB0BC1074341FBACE09P1')

========================== row from database ==========================
                                              'id'  1469632
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1919/Rudy Wiedoeft - Valse Llewellyn (+ Orchestra) 1919 Paramount.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  183
                                           'genre'  prerock-band
                                        'filesize'  3077765
                                           'mtime'  1620559645
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop prerock band
                                      'tag_artist'  Rudy Wiedoeft
                                     'tag_release'  Paramount 50026
                                       'tag_title'  Valse Llewellyn (+ Orchestra) 1919 Paramount
                                             'bpm'  138.8
                                    'search_title'  '1919':5 'llewellyn':2 'orchestra':3,4 'paramount':6 'valse':1
                                   'search_artist'  'rudy':1 'wiedoeft':2
                                  'search_release'  '50026':2 'paramount':1
                                     'search_rest'  '00oldiepop':5 'band':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':6
                                    'search_combo'  '00oldiepop':15 '1919':5A '50026':10C 'band':17 'country':14 'exotica':12 'jazz':11 'llewellyn':2A 'oldies':13 'orchestra':3A,4A 'paramount':6A,9C 'prerock':16 'rudy':7B 'valse':1A 'wiedoeft':8B
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  9B
                                           '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-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['instrumental', 'novelty', 'ragtime', 'saxophone', '1920s']
                                        'tag_date'  1919
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620559645.336008  (2021-05-09 13:27:25)
                             'size'  3077765