======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '184'
                                          'artist'  'Eddie South'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'My Oh My'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['r crumb', 'violin', 'all', 'jazz', 'gypsy']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1933'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted;mi-strings-violin'
                                             'bpm'  '115.9'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TBPM' (BPM (beats per minute))                     '115.9'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-jb-jazz-unsorted', 'mi-strings-violin']
'TDRC' (Recording time)                             '1933-06-12'
'TIT2' (Title/songname/content description)         'My Oh My'
'TKEY' (Initial key)                                '9B'
'TLEN' (Length)                                     '184000'
'TPE1' (Lead performer(s)/Soloist(s))               'Eddie South'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['r crumb', 'violin', 'all', 'jazz', 'gypsy']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.88 dB'
'TXXX:replaygain_track_peak'                        '0.693968'

========================== row from database ==========================
                                              'id'  1473416
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1933/Eddie South - My Oh My 12-6-1933.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  184
                                           'genre'  prerock-jb-jazz-unsorted;mi-strings-violin
                                        'filesize'  3729178
                                           'mtime'  1620528070
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1933 12 6 1933 prerock jb jazz unsorted;mi strings violin
                                      'tag_artist'  Eddie South
                                     'tag_release'  None
                                       'tag_title'  My Oh My
                                             'bpm'  115.9
                                    'search_title'  'my':1 'oh':2
                                   'search_artist'  'eddie':1 'south':2
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1933':6 '6':7 'country':4 'exotica':2 'jazz':1 'jb':9 'mi':11,13 'oldies':3 'prerock':8 'strings':14 'unsorted':10,12 'violin':15
                                    'search_combo'  '00oldiepop':9 '1933':10 '6':11 'country':8 'eddie':3B 'exotica':6 'jazz':5 'jb':13 'mi':15,17 'my':1A 'oh':2A 'oldies':7 'prerock':12 'south':4B 'strings':18 'unsorted':14,16 'violin':19
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['r crumb', 'violin', 'all', 'jazz', 'gypsy']
                                        'tag_date'  1933
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620528070.1128511  (2021-05-09 04:41:10)
                             'size'  3729178