======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '356'
                                          'artist'  'Miriodor'
                                     'text_people'  ''
                                         'release'  'Progsoup 35'
                                           'title'  'Bulgarian Cave'
                                           '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-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['avant garde', 'progressive rock', 'avant prog', 'rock in opposition', 'rio']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '81'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '144.438'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Progsoup 35'
'TBPM' (BPM (beats per minute))                     '144.438'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Bulgarian Cave'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Miriodor'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Cuneiform'
'TRCK' (Track number/Position in set)               '81'
'TXXX:MusicBrainz Album Artist Id'                  'MusicBrainz Album Artist Id'
'TXXX:MusicBrainz Album Id'                         '3292d6e2-266f-4292-8266-fa0f88cc336c'
'TXXX:MusicBrainz Artist Id'                        'ef154158-c9ea-4ea7-9059-f511b090eb1e'
'TXXX:MusicBrainz TRM Id'                           '66f918b7-d659-41ef-a1e2-1b14e9981bcd'
'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:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['avant garde', 'progressive rock', 'avant prog', 'rock in opposition', 'rio']
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.19 dB'
'TXXX:replaygain_track_peak'                        '0.510772'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9a499e67-5940-4ffb-a00a-1b4f8e4eff05')
'WCOM:http://www.amazon.com/exec/obidos/ASIN/B00005NHKB/softpointer-20?dev-t=D17H5OIRRQ5XUC%26camp=2025%26link_code=xm2'  WCOM(url='http://www.amazon.com/exec/obidos/ASIN/B00005NHKB/softpointer-20?dev-t=D17H5OIRRQ5XUC%26camp=2025%26link_code=xm2')
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://jrfg.blogspot.com')

========================== row from database ==========================
                                              'id'  1415911
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 36/2100 miriodor - bulgarian cave.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  356
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  11512106
                                           'mtime'  1620737263
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 36 2100 miriodor bulgarian cave rock cppex progressive;set pl progspace
                                      'tag_artist'  Miriodor
                                     'tag_release'  Progsoup 35
                                       'tag_title'  Bulgarian Cave
                                             'bpm'  144.438
                                    'search_title'  'bulgarian':1 'cave':2
                                   'search_artist'  'miriodor':1
                                  'search_release'  '35':2 'progsoup':1
                                     'search_rest'  '2100':4 '36':3 'bulgarian':6 'cave':7 'classicprogpsy':1 'cppex':9 'miriodor':5 'pl':14 'progressive':10,12 'progsoup':2 'progspace':15 'rock':8 'set':11,13
                                    'search_combo'  '2100':9 '35':5C '36':8 'bulgarian':1A,11 'cave':2A,12 'classicprogpsy':6 'cppex':14 'miriodor':3B,10 'pl':19 'progressive':15,17 'progsoup':4C,7 'progspace':20 'rock':13 'set':16,18
                                    'tag_tracknum'  81
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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'  ['avant garde', 'progressive rock', 'avant prog', 'rock in opposition', 'rio']
                                        'tag_date'  2001
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737262.998444  (2021-05-11 14:47:42)
                             'size'  11512106