======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '173'
                                          'artist'  'Abe Lyman'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "Sally's Got The Blues"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-JZFKS-2', '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-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'all', 'jazz', 'los angeles', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1924'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '98.838'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '98.838'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1924'
'TIT2' (Title/songname/content description)         "Sally's Got The Blues"
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Abe Lyman'
'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:lastfmtags'                                   ['soundtrack', 'all', 'jazz', 'los angeles', 'swing']
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.41 dB'
'TXXX:replaygain_track_peak'                        '0.807983'

========================== row from database ==========================
                                              'id'  1496988
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1924/Abe Lyman - Sally_s Got the Blues 17-7-1924.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  173
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  3475148
                                           'mtime'  1620525473
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1924 Sally_s the 17 7 1924 prerock jb jazz unsorted
                                      'tag_artist'  Abe Lyman
                                     'tag_release'  None
                                       'tag_title'  Sally's Got The Blues
                                             'bpm'  98.838
                                    'search_title'  'blues':6 'got':4 's':2 'sally':1 'sallys':3 'the':5
                                   'search_artist'  'abe':1 'lyman':2
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1924':6 '7':10 'country':4 'exotica':2 'jazz':1 'jb':12 'oldies':3 'prerock':11 's':8 'sally':7 'the':9 'unsorted':13
                                    'search_combo'  '00oldiepop':13 '1924':14 '7':18 'abe':7B 'blues':6A 'country':12 'exotica':10 'got':4A 'jazz':9 'jb':20 'lyman':8B 'oldies':11 'prerock':19 's':2A,16 'sally':1A,15 'sallys':3A 'the':5A,17 'unsorted':21
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-1', 'q-grit-1']
                                      'lastfmtags'  ['soundtrack', 'all', 'jazz', 'los angeles', 'swing']
                                        'tag_date'  1924
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620525473.2991931  (2021-05-09 03:57:53)
                             'size'  3475148