======================== unified (from filesystem) ========================
                                         'bitrate'  '190.134'
                                        'duration'  '130'
                                          'artist'  'Krause'
                                     'text_people'  ''
                                         'release'  'No Guts, No Glory'
                                           'title'  'I Want A Pony'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-4', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'female vocalists', 'electroclash', 'electronic', 'electropop']"
                                     'discogstags'  "['electro', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '12'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-we-electroclash'
                                             'bpm'  '136.0'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         (' 000024E3 000027FB 0000D166 000101CC 00016C88 00017B23 00008000 00008000 '
 '00000FC8 00001082')
'PRIV:http://www.cdtag.com:\x02\x00¾\x13\x96\x00'   PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xbe\x13\x96\x00')
'TALB' (Album/Movie/Show title)                     'No Guts, No Glory'
'TBPM' (BPM (beats per minute))                     '136.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electroclash'
'TDRC' (Recording time)                             '2009-10-23'
'TIT2' (Title/songname/content description)         'I Want A Pony'
'TKEY' (Initial key)                                '6A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Krause'
'TRCK' (Track number/Position in set)               '11/12'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97 -V2 --vbr-new'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:Release type'                                 'elease'
'TXXX:Rip date'                                     'ip date'
'TXXX:Ripping tool'                                 'ipp'
'TXXX:Source'                                       'ou'
'TXXX:discogstags'                                  ['electro', 'electronic']
'TXXX:lastfmtags'                                   ['dance', 'female vocalists', 'electroclash', 'electronic', 'electropop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.23 dB'
'TXXX:replaygain_track_peak'                        '0.338415'

========================== row from database ==========================
                                              'id'  1297778
                                            'path'  /data/Music/Bulk/00poprockelectronic/2009 - Krause - No Guts, No Glory/11 I Want A Pony.mp3
                                         'working'  None
                                         'bitrate'  190
                                    'duration_sec'  130
                                           'genre'  electronic-we-electroclash
                                        'filesize'  3113216
                                           'mtime'  1620565896
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2009 11 electronic we electroclash
                                      'tag_artist'  Krause
                                     'tag_release'  No Guts, No Glory
                                       'tag_title'  I Want A Pony
                                             'bpm'  136.0
                                    'search_title'  'a':3 'i':1 'pony':4 'want':2
                                   'search_artist'  'krause':1
                                  'search_release'  'glory':4 'guts':2,3 'no':1
                                     'search_rest'  '00poprockelectronic':1 '2009':2 'electroclash':5 'electronic':3 'we':4
                                    'search_combo'  '00poprockelectronic':10 '2009':11 'a':3A 'electroclash':14 'electronic':12 'glory':9C 'guts':7C,8C 'i':1A 'krause':5B 'no':6C 'pony':4A 'want':2A 'we':13
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'female vocalists', 'electroclash', 'electronic', 'electropop']
                                        'tag_date'  2009
                                     'discogstags'  ['electro', 'electronic']

============================== file details ==============================
                                           'mtime'  1620565896.405834  (2021-05-09 15:11:36)
                             'size'  3113216