======================== unified (from filesystem) ========================
                                         'bitrate'  '256.029'
                                        'duration'  '624'
                                          'artist'  'ange'
                                     'text_people'  ''
                                         'release'  'progsoup 47'
                                           'title'  ' A La Cour Du Roi Nombril'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'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'  "['rock', 'progressive rock', 'progressive', 'french', '70s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  ''
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '134.466'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=255, count=0)
'PRIV:http://www.cdtag.com:\x00\x01\x00]s\x00'      PRIV(owner='http://www.cdtag.com', data=b'\x00\x01\x00]s\x00')
'TALB' (Album/Movie/Show title)                     'progsoup 47'
'TBPM' (BPM (beats per minute))                     '134.466'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2012'
'TIT2' (Title/songname/content description)         ' A La Cour Du Roi Nombril'
'TKEY' (Initial key)                                '6A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'ange'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '17'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97 --alt-preset cbr 256'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['rock', 'progressive rock', 'progressive', 'french', '70s']
'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'                        '+0.09 dB'
'TXXX:replaygain_track_peak'                        '0.380845'

========================== row from database ==========================
                                              'id'  1415624
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 47/2675 ange - A La Cour Du Roi Nombril.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  624
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  20000684
                                           'mtime'  1620737478
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 2675 rock cppex progressive;set pl progspace
                                      'tag_artist'  ange
                                     'tag_release'  progsoup 47
                                       'tag_title'   A La Cour Du Roi Nombril
                                             'bpm'  134.466
                                    'search_title'  'a':1 'cour':3 'du':4 'la':2 'nombril':6 'roi':5
                                   'search_artist'  'ange':1
                                  'search_release'  '47':2 'progsoup':1
                                     'search_rest'  '2675':3 'classicprogpsy':1 'cppex':5 'pl':10 'progressive':6,8 'progsoup':2 'progspace':11 'rock':4 'set':7,9
                                    'search_combo'  '2675':12 '47':9C 'a':1A 'ange':7B 'classicprogpsy':10 'cour':3A 'cppex':14 'du':4A 'la':2A 'nombril':6A 'pl':19 'progressive':15,17 'progsoup':8C,11 'progspace':20 'rock':13 'roi':5A 'set':16,18
                                    'tag_tracknum'  17
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', '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'  ['rock', 'progressive rock', 'progressive', 'french', '70s']
                                        'tag_date'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737478.4994864  (2021-05-11 14:51:18)
                             'size'  20000684