======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '127'
                                          'artist'  'Patty McCormick'
                                     'text_people'  ''
                                         'release'  'Grumpy 100712'
                                           'title'  'The Boy With The Lonely Smile'
                                           'quals'  ("['Q-OLDST-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  'http://www.goldhunt.fsnet.co.uk/Grumpy/'
                                           'genre'  'set-th-novelty'
                                             'bpm'  '117.2'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:SL Comment:eng'                               'http://grumpyarchiveblog.blogspot.com/'
'TALB' (Album/Movie/Show title)                     'Grumpy 100712'
'TBPM' (BPM (beats per minute))                     '117.2'
'TCON' (Content type, a.k.a. Genre)                 'set-th-novelty'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'The Boy With The Lonely Smile'
'TIT3' (Subtitle/Description refinement)            'http://www.goldhunt.fsnet.co.uk/Grumpy/'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Patty McCormick'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.63 dB'
'TXXX:replaygain_track_peak'                        '0.537561'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.goldhunt.fsnet.co.uk/Grumpy/')

========================== row from database ==========================
                                              'id'  1529567
                                            'path'  /data/Music/Bulk/00spent/More Grumpy_s (027)/Patty McCormick - The Boy With The Lonely Smile.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  127
                                           'genre'  set-th-novelty
                                        'filesize'  2057946
                                           'mtime'  1620343436
                                   'redo_metaread'  0
                                        'rest_str'   00spent More Grumpy_s (027) set novelty
                                      'tag_artist'  Patty McCormick
                                     'tag_release'  Grumpy 100712
                                       'tag_title'  The Boy With The Lonely Smile
                                             'bpm'  117.2
                                    'search_title'  'boy':2 'lonely':4 'smile':5 'the':1 'with':3
                                   'search_artist'  'cormick':4 'mc':3 'mccormick':2 'patty':1
                                  'search_release'  '100712':2 'grumpy':1
                                     'search_rest'  '00spent':1 '027':5,6 'grumpy':3 'more':2 'novelty':8 's':4 'set':7
                                    'search_combo'  '00spent':12 '027':16,17 '100712':11C 'boy':2A 'cormick':9B 'grumpy':10C,14 'lonely':4A 'mc':8B 'mccormick':7B 'more':13 'novelty':19 'patty':6B 's':15 'set':18 'smile':5A 'the':1A 'with':3A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343436.1173778  (2021-05-07 01:23:56)
                             'size'  2057946