======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '113'
                                          'artist'  "Rudy Wiedoeft's Palace Trio"
                                     'text_people'  ''
                                         'release'  'Melodisc  741'
                                           'title'  'I Love You Sunday 1919'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', '1920s', 'novelty', 'ragtime', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1919'
                                        'comments'  ''
                                           'genre'  'prerock-ragtime'
                                             'bpm'  '96.5'
                                             'key'  '5B'
                                        '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')
'TALB' (Album/Movie/Show title)                     'Melodisc  741'
'TBPM' (BPM (beats per minute))                     '96.5'
'TCON' (Content type, a.k.a. Genre)                 'prerock-ragtime'
'TDRC' (Recording time)                             '1919'
'TIT2' (Title/songname/content description)         'I Love You Sunday 1919'
'TKEY' (Initial key)                                '5B'
'TLEN' (Length)                                     '113000'
'TPE1' (Lead performer(s)/Soloist(s))               "Rudy Wiedoeft's Palace Trio"
'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', '1920s', 'novelty', 'ragtime', 'pop']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.21 dB'
'TXXX:replaygain_track_peak'                        '0.477084'

========================== row from database ==========================
                                              'id'  1513143
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/veryearly/1919/Rudy Wiedoeft_s Palace Trio - I Love You Sunday 1919.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  113
                                           'genre'  prerock-ragtime
                                        'filesize'  2406651
                                           'mtime'  1620527301
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm veryearly Wiedoeft_s prerock ragtime
                                      'tag_artist'  Rudy Wiedoeft's Palace Trio
                                     'tag_release'  Melodisc  741
                                       'tag_title'  I Love You Sunday 1919
                                             'bpm'  96.5
                                    'search_title'  '1919':5 'i':1 'love':2 'sunday':4 'you':3
                                   'search_artist'  'palace':5 'rudy':1 's':3 'trio':6 'wiedoeft':2 'wiedoefts':4
                                  'search_release'  '741':2 'melodisc':1
                                     'search_rest'  'prerock':4 'ragtime':5 's':3 'veryearly':1 'wiedoeft':2
                                    'search_combo'  '1919':5A '741':13C 'i':1A 'love':2A 'melodisc':12C 'palace':10B 'prerock':17 'ragtime':18 'rudy':6B 's':8B,16 'sunday':4A 'trio':11B 'veryearly':14 'wiedoeft':7B,15 'wiedoefts':9B 'you':3A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-2']
                                      'lastfmtags'  ['instrumental', '1920s', 'novelty', 'ragtime', 'pop']
                                        'tag_date'  1919
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527301.251095  (2021-05-09 04:28:21)
                             'size'  2406651