======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '180'
                                          'artist'  'Nora Bayes'
                                     'text_people'  ''
                                         'release'  'Victor 45123'
                                           'title'  "Daniel In The Lion's Den"
                                           '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-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['vaudeville', '20s', 'female vocalists', 'all', '10s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1917'
                                        'comments'  ''
                                           'genre'  'prerock-vaudeville'
                                             'bpm'  '97.3'
                                             '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'
'TALB' (Album/Movie/Show title)                     'Victor 45123'
'TBPM' (BPM (beats per minute))                     '97.3'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vaudeville'
'TDRC' (Recording time)                             '1917-04-07'
'TIT2' (Title/songname/content description)         "Daniel In The Lion's Den"
'TKEY' (Initial key)                                '5B'
'TLEN' (Length)                                     '180000'
'TPE1' (Lead performer(s)/Soloist(s))               'Nora Bayes'
'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'                                   ['vaudeville', '20s', 'female vocalists', 'all', '10s']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'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'                        '+1.09 dB'
'TXXX:replaygain_track_peak'                        '0.697685'

========================== row from database ==========================
                                              'id'  1498524
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1917/Nora Bayes - Daniel In The Lion_s Den 7-4-1917.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  180
                                           'genre'  prerock-vaudeville
                                        'filesize'  3655912
                                           'mtime'  1620666274
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1917 Lion_s 7 1917 prerock vaudeville
                                      'tag_artist'  Nora Bayes
                                     'tag_release'  Victor 45123
                                       'tag_title'  Daniel In The Lion's Den
                                             'bpm'  97.3
                                    'search_title'  'daniel':1 'den':7 'in':2 'lion':4 'lions':6 's':5 'the':3
                                   'search_artist'  'bayes':2 'nora':1
                                  'search_release'  '45123':2 'victor':1
                                     'search_rest'  '00oldiepop':5 '1917':6 '7':9 'country':4 'exotica':2 'jazz':1 'lion':7 'oldies':3 'prerock':10 's':8 'vaudeville':11
                                    'search_combo'  '00oldiepop':16 '1917':17 '45123':11C '7':20 'bayes':9B 'country':15 'daniel':1A 'den':7A 'exotica':13 'in':2A 'jazz':12 'lion':4A,18 'lions':6A 'nora':8B 'oldies':14 'prerock':21 's':5A,19 'the':3A 'vaudeville':22 'victor':10C
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  5B
                                           '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-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['vaudeville', '20s', 'female vocalists', 'all', '10s']
                                        'tag_date'  1917
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620666273.5350149  (2021-05-10 19:04:33)
                             'size'  3655912