======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '210'
                                          'artist'  'Alice Cooper'
                                     'text_people'  ''
                                         'release'  'Progsoup 30'
                                           'title'  "School's Out"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['heavy metal', 'glam rock', 'rock', 'hard rock', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '96'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '138.040'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Progsoup 30'
'TBPM' (BPM (beats per minute))                     '138.040'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         "School's Out"
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Alice Cooper'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '96'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['heavy metal', 'glam rock', 'rock', 'hard rock', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.96 dB'
'TXXX:replaygain_track_peak'                        '0.577673'

========================== row from database ==========================
                                              'id'  1511934
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 30 (hitsoup)/1762 Alice Cooper - Schools_s Out.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  210
                                           'genre'  rock-cppex-progressive
                                        'filesize'  4238649
                                           'mtime'  1620737125
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup (hitsoup) 1762 Schools_s rock cppex progressive
                                      'tag_artist'  Alice Cooper
                                     'tag_release'  Progsoup 30
                                       'tag_title'  School's Out
                                             'bpm'  138.04
                                    'search_title'  'out':4 's':2 'school':1 'schools':3
                                   'search_artist'  'alice':1 'cooper':2
                                  'search_release'  '30':2 'progsoup':1
                                     'search_rest'  '1762':5 'classicprogpsy':1 'cppex':9 'hitsoup':3,4 'progressive':10 'progsoup':2 'rock':8 's':7 'schools':6
                                    'search_combo'  '1762':13 '30':8C 'alice':5B 'classicprogpsy':9 'cooper':6B 'cppex':17 'hitsoup':11,12 'out':4A 'progressive':18 'progsoup':7C,10 'rock':16 's':2A,15 'school':1A 'schools':3A,14
                                    'tag_tracknum'  96
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['heavy metal', 'glam rock', 'rock', 'hard rock', 'classic rock']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737125.0868645  (2021-05-11 14:45:25)
                             'size'  4238649