======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '189'
                                          'artist'  'George Formby'
                                     'text_people'  ''
                                         'release'  '20s and 30s popular'
                                           'title'  'A farmer,s boy'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['music hall', 'comedy', 'british', 'ukulele', 'squeaky voiced purveyor of "
 "ukelele fuelled 1940s smut']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1936'
                                        'comments'  ''
                                           'genre'  'prerock-musichall'
                                             'bpm'  '123.482'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '20s and 30s popular'
'TBPM' (BPM (beats per minute))                     '123.482'
'TCON' (Content type, a.k.a. Genre)                 'prerock-musichall'
'TDRC' (Recording time)                             '1936'
'TIT2' (Title/songname/content description)         'A farmer,s boy'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '189054'
'TPE1' (Lead performer(s)/Soloist(s))               'George Formby'
'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:lastfmtags'                                   ['music hall',
 'comedy',
 'british',
 'ukulele',
 'squeaky voiced purveyor of ukelele fuelled 1940s smut']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.76 dB'
'TXXX:replaygain_track_peak'                        '0.574400'

========================== row from database ==========================
                                              'id'  1497241
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1920s and 1930s popular/George Formby - A farmer_s boy (1936).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  189
                                           'genre'  prerock-musichall
                                        'filesize'  3037245
                                           'mtime'  1639428408
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1920s 1930s farmer_s (1936) prerock musichall
                                      'tag_artist'  George Formby
                                     'tag_release'  20s and 30s popular
                                       'tag_title'  A farmer,s boy
                                             'bpm'  123.482
                                    'search_title'  'a':1 'boy':6 'farmer':2,4 's':3,5
                                   'search_artist'  'formby':2 'george':1
                                  'search_release'  '20s':1 '30s':3 'and':2 'popular':4
                                     'search_rest'  '00oldiepop':5 '1920s':6 '1930s':7 '1936':10,11 'country':4 'exotica':2 'farmer':8 'jazz':1 'musichall':13 'oldies':3 'prerock':12 's':9
                                    'search_combo'  '00oldiepop':17 '1920s':18 '1930s':19 '1936':22,23 '20s':9C '30s':11C 'a':1A 'and':10C 'boy':6A 'country':16 'exotica':14 'farmer':2A,4A,20 'formby':8B 'george':7B 'jazz':13 'musichall':25 'oldies':15 'popular':12C 'prerock':24 's':3A,5A,21
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['music hall', 'comedy', 'british', 'ukulele', 'squeaky voiced purveyor of ukelele fuelled 1940s smut']
                                        'tag_date'  1936
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1639428407.6545935  (2021-12-13 21:46:47)
                             'size'  3037245