======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '175'
                                          'artist'  'Juan Rodríguez'
                                     'text_people'  ''
                                         'release'  'Excavated Shellac'
                                           'title'  'Prenda Gaucha'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['all', '30s', 'excavated shellac', 'creole', 'uruguay']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1920'
                                        'comments'  ''
                                           'genre'  'loc-samerica-argentina'
                                             'bpm'  '85.094'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Excavated Shellac'
'TBPM' (BPM (beats per minute))                     '85.094'
'TCON' (Content type, a.k.a. Genre)                 'loc-samerica-argentina'
'TDRC' (Recording time)                             '1920'
'TIT2' (Title/songname/content description)         'Prenda Gaucha'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Juan Rodríguez'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['all', '30s', 'excavated shellac', 'creole', 'uruguay']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.36 dB'
'TXXX:replaygain_track_peak'                        '0.356536'

========================== row from database ==========================
                                              'id'  1383882
                                            'path'  /data/Music/Bulk/00localcharacter/0slam Yusufov - Excavated Shellac/[argentyna, 1928]Juan_Rodrguez_-_Prenda_Gaucha.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  175
                                           'genre'  loc-samerica-argentina
                                        'filesize'  4217125
                                           'mtime'  1621625486
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 0slam Yusufov [argentyna, 1928]Juan_Rodrguez_ _Prenda_Gaucha loc samerica argentina
                                      'tag_artist'  Juan Rodríguez
                                     'tag_release'  Excavated Shellac
                                       'tag_title'  Prenda Gaucha
                                             'bpm'  85.094
                                    'search_title'  'gaucha':2 'prenda':1
                                   'search_artist'  'juan':1 'rodriguez':2,3
                                  'search_release'  'excavated':1 'shellac':2
                                     'search_rest'  '0slam':1 '1928':5 '1928juan':8 'argentina':14 'argentyna':3,4 'gaucha':11 'juan':6 'loc':12 'prenda':10 'rodrguez':7,9 'samerica':13 'yusufov':2
                                    'search_combo'  '0slam':8 '1928':12 '1928juan':15 'argentina':21 'argentyna':10,11 'excavated':6C 'gaucha':2A,18 'juan':3B,13 'loc':19 'prenda':1A,17 'rodrguez':14,16 'rodriguez':4B,5B 'samerica':20 'shellac':7C 'yusufov':9
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['all', '30s', 'excavated shellac', 'creole', 'uruguay']
                                        'tag_date'  1920
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621625485.5624638  (2021-05-21 21:31:25)
                             'size'  4217125