======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '154'
                                          'artist'  'Robert Johnson'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Phonograph Blues'
                                           'quals'  ("['q-bass-1', 'q-vocals-4', 'q-play-3', 'q-unu-1', 'q-busy-2', 'q-piano-2', "
 "'q-jzfks-3', 'q-oldst-1', 'q-chart-3', 'q-grit-2', 'q-hhrnbtt-1', "
 "'q-drums-1', 'q-other-3', 'q-mixbeat-1', 'q-hap-2', 'q-syn-1', "
 "'q-localness-3']")
                                      'lastfmtags'  "['guitar', 'acoustic', 'blues', 'delta blues', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1930'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '99.469'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'analysis'                                          ('MusicMagic '
 'DataAgEBRVZbgAGbBZTGgeXzB0Vqh6+BHYK3/9Cogf8ogJ+5cYABgAEcJrJtgAECQoTtg0GAAaCws+uoaIABgAHH0wGv3rjIbJG1gAKAAYABn1STL4GoDvNHNYcagb6HLgwIrhMGHoFLxi+CKIE4IWm0C4ABAyaJhYOJgAGrxLNDtR6AAYABwKIGG+WYyiqYmoA/gAE=')
'artist'                                            'Robert Johnson'
'bpm'                                               '99.469'
'date'                                              '1930'
'fingerprint'                                       ('MusicMagic '
 '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')
'fmps_rating'                                       '0.6'
'foosic id'                                         '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'
'genre'                                             'prerock-jb-blues'
'key'                                               '1A'
'lastfmtags'                                        ['guitar', 'acoustic', 'blues', 'delta blues', 'folk']
'q-bass'                                            '1'
'q-busy'                                            '2'
'q-chart'                                           '3'
'q-drums'                                           '1'
'q-grit'                                            '2'
'q-hap'                                             '2'
'q-hhrnbtt'                                         '1'
'q-jzfks'                                           '3'
'q-localness'                                       '3'
'q-mixbeat'                                         '1'
'q-oldst'                                           '1'
'q-other'                                           '3'
'q-piano'                                           '2'
'q-play'                                            '3'
'q-syn'                                             '1'
'q-unu'                                             '1'
'q-vocals'                                          '4'
'replaygain_track_gain'                             '+2.35 dB'
'replaygain_track_peak'                             '0.689322'
'title'                                             'Phonograph Blues'

========================== row from database ==========================
                                              'id'  671900
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Robert Johnson/(12) [Robert Johnson] Phonograph Blues (Take 1).ogg
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  154
                                           'genre'  prerock-jb-blues
                                        'filesize'  1713003
                                           'mtime'  1620402506
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country (12) [Robert Johnson] (Take 1) prerock jb blues
                                      'tag_artist'  Robert Johnson
                                     'tag_release'  None
                                       'tag_title'  Phonograph Blues
                                             'bpm'  99.469
                                    'search_title'  'blues':2 'phonograph':1
                                   'search_artist'  'johnson':2 'robert':1
                                  'search_release'  
                                     'search_rest'  '1':13,14 '12':5,6 'blues':17 'country':4 'exotica':2 'jazz':1 'jb':16 'johnson':9,10 'oldies':3 'prerock':15 'robert':7,8 'take':11,12
                                    'search_combo'  '1':17,18 '12':9,10 'blues':2A,21 'country':8 'exotica':6 'jazz':5 'jb':20 'johnson':4B,13,14 'oldies':7 'phonograph':1A 'prerock':19 'robert':3B,11,12 'take':15,16
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['q-mixbeat-1', 'q-chart-3', 'q-other-3', 'q-oldst-1', 'q-grit-2', 'q-vocals-4', 'q-drums-1', 'q-busy-2', 'q-localness-3', 'q-jzfks-3', 'q-hhrnbtt-1', 'q-syn-1', 'q-piano-2', 'q-play-3', 'q-bass-1', 'q-hap-2', 'q-unu-1']
                                      'lastfmtags'  ['guitar', 'acoustic', 'blues', 'delta blues', 'folk']
                                        'tag_date'  1930
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620402505.765486  (2021-05-07 17:48:25)
                             'size'  1713003