======================== unified (from filesystem) ========================
                                         'bitrate'  '320.015'
                                        'duration'  '190'
                                          'artist'  ''
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  ''
                                           'quals'  ("['Q-GRIT-2', 'Q-SYN-2', 'Q-BUSY-3', 'Q-CHART-2', 'Q-HAP-3', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'Q-PLAY-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-MIXBEAT-2', 'q-bass-4', 'q-drums-1', 'q-other-3', 'q-piano-2', "
 "'q-vocals-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '132.098'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '132.098'
'TKEY' (Initial key)                                '12A'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '2'
'TXXX:q-vocals'                                     '1'

========================== row from database ==========================
                                              'id'  925714
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Shiina Ringo & Tokyo Jihen/Shiina Ringo - single 2007.01.17 - Kono Yo no Kagiri (Shiina Ringo x Saitou Neko + Shiina Junpei) [320k]/_______neko+____ - kono_no_ri - 03 - karisome__ (HITOKUCHIZAKA Ver.).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  190
                                           'genre'  
                                        'filesize'  7622271
                                           'mtime'  1622638090
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Shiina Ringo & Tokyo Jihen Shiina Ringo single 2007.01.17 Kono Yo no Kagiri (Shiina Ringo x Saitou Neko + Shiina Junpei) [320k] _______neko+____ kono_no_ri 03 karisome__ (HITOKUCHIZAKA Ver.)
                                      'tag_artist'  椎名林檎×斎藤ネコ＋椎名純平
                                     'tag_release'  None
                                       'tag_title'  カリソメ乙女 (HITOKUCHIZAKA Ver.)
                                             'bpm'  132.098
                                    'search_title'  'hitokuchizaka':3,4 'karisome乙女':2 'ver':5,6 'カリソメ乙女':1
                                   'search_artist'  '斎藤ネコ':2 '椎名林檎':1 '椎名林檎x斎藤neko':4 '椎名純平':3,5
                                  'search_release'  
                                     'search_rest'  '00asia':1 '01':8 '17':9 '2007':7 '20070117':10 '320k':21,22 'hitokuchizaka':28,29 'jihen':5 'junpei':19,20 'kagiri':14 'karisome':27 'kono':11,24 'neko':18,23 'no':13,25 'ri':26 'ringo':3 'saitou':17 'shiina':2,15 'single':6 'tokyo':4 'ver':30,31 'x':16 'yo':12
                                    'search_combo'  '00asia':1 '01':8 '17':9 '2007':7 '20070117':10 '320k':21,22 'hitokuchizaka':28,29 'jihen':5 'junpei':19,20 'kagiri':14 'karisome':27 'kono':11,24 'neko':18,23 'no':13,25 'ri':26 'ringo':3 'saitou':17 'shiina':2,15 'single':6 'tokyo':4 'ver':30,31 'x':16 'yo':12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-CHART-2', 'Q-UNU-2', 'q-vocals-1', 'q-other-3', 'Q-BUSY-3', 'Q-HHRNBTT-1', 'q-drums-1', 'Q-HAP-3', 'Q-MIXBEAT-2', 'Q-LOCALNESS-2', 'q-bass-4', 'Q-SYN-2', 'Q-PLAY-2', 'q-piano-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-GRIT-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622638090.2929688  (2021-06-02 14:48:10)
                             'size'  7622271