======================== unified (from filesystem) ========================
                                         'bitrate'  '320.035'
                                        'duration'  '530'
                                          'artist'  'hidden land'
                                     'text_people'  ''
                                         'release'  'progsoup 53'
                                           'title'  ' in my nature'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'Q-PLAY-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-3', 'q-other-4', 'q-vocals-2', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '23'
                                      'tracktotal'  ''
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '140.725'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:http://www.cdtag.com:\x00\x01@OR\x00'         PRIV(owner='http://www.cdtag.com', data=b'\x00\x01@OR\x00')
'TALB' (Album/Movie/Show title)                     'progsoup 53'
'TBPM' (BPM (beats per minute))                     '140.725'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '2012'
'TIT2' (Title/songname/content description)         ' in my nature'
'TKEY' (Initial key)                                '9A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'hidden land'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '23'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97 --alt-preset cbr 320'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.62 dB'
'TXXX:replaygain_track_peak'                        '0.441718'

========================== row from database ==========================
                                              'id'  1409719
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 53/3011 hidden land - in my nature.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  530
                                           'genre'  rock-cppex-progressive
                                        'filesize'  21220916
                                           'mtime'  1620737568
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 3011 rock cppex progressive
                                      'tag_artist'  hidden land
                                     'tag_release'  progsoup 53
                                       'tag_title'   in my nature
                                             'bpm'  140.725
                                    'search_title'  'in':1 'my':2 'nature':3
                                   'search_artist'  'hidden':1 'land':2
                                  'search_release'  '53':2 'progsoup':1
                                     'search_rest'  '3011':3 'classicprogpsy':1 'cppex':5 'progressive':6 'progsoup':2 'rock':4
                                    'search_combo'  '3011':10 '53':7C 'classicprogpsy':8 'cppex':12 'hidden':4B 'in':1A 'land':5B 'my':2A 'nature':3A 'progressive':13 'progsoup':6C,9 'rock':11
                                    'tag_tracknum'  23
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737568.414788  (2021-05-11 14:52:48)
                             'size'  21220916