======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '215'
                                          'artist'  'Vesta Victoria'
                                     'text_people'  ''
                                         'release'  '[non-album tracks]'
                                           'title'  "Look What Percy's Picked Up In The Park"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', '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-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['classical']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1912'
                                        'comments'  ''
                                           'genre'  'prerock-vocal-female'
                                             'bpm'  '95.2'
                                             'key'  '4A'
                                        '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)                     '[non-album tracks]'
'TBPM' (BPM (beats per minute))                     '95.2'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal-female'
'TDRC' (Recording time)                             '1912-08-14'
'TIT2' (Title/songname/content description)         "Look What Percy's Picked Up In The Park"
'TKEY' (Initial key)                                '4A'
'TLEN' (Length)                                     '215000'
'TPE1' (Lead performer(s)/Soloist(s))               'Vesta Victoria'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'classical'
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.87 dB'
'TXXX:replaygain_track_peak'                        '0.480065'

========================== row from database ==========================
                                              'id'  1512774
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1912/Vesta Victoria - Look What Percy_s Picked Up In The Park 14-8-1912.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  215
                                           'genre'  prerock-vocal-female
                                        'filesize'  4314865
                                           'mtime'  1621625643
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1912 Percy_s 14 8 1912 prerock vocal female
                                      'tag_artist'  Vesta Victoria
                                     'tag_release'  [non-album tracks]
                                       'tag_title'  Look What Percy's Picked Up In The Park
                                             'bpm'  95.2
                                    'search_title'  'in':8 'look':1 'park':10 'percy':3 'percys':5 'picked':6 's':4 'the':9 'up':7 'what':2
                                   'search_artist'  'vesta':1 'victoria':2
                                  'search_release'  'album':2 'non':1 'nonalbum':3 'tracks':4,5
                                     'search_rest'  '00oldiepop':5 '1912':6 '8':9 'country':4 'exotica':2 'female':12 'jazz':1 'oldies':3 'percy':7 'prerock':10 's':8 'vocal':11
                                    'search_combo'  '00oldiepop':22 '1912':23 '8':26 'album':14C 'country':21 'exotica':19 'female':29 'in':8A 'jazz':18 'look':1A 'non':13C 'nonalbum':15C 'oldies':20 'park':10A 'percy':3A,24 'percys':5A 'picked':6A 'prerock':27 's':4A,25 'the':9A 'tracks':16C,17C 'up':7A 'vesta':11B 'victoria':12B 'vocal':28 'what':2A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', '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-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1912
                                     'discogstags'  ['classical']

============================== file details ==============================
                                           'mtime'  1621625642.8819842  (2021-05-21 21:34:02)
                             'size'  4314865