======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '240'
                                          'artist'  'Yoko Kanno & The Seatbelts'
                                     'text_people'  ''
                                         'release'  'Cowboy Bebop OST (Music Only)'
                                           'title'  'Want It All Black (clavinet hater version)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'Q-PLAY-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['jazz', 'blues', 'soundtrack', 'japanese', 'anime']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '138.987'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Cowboy Bebop OST (Music Only)'
'TBPM' (BPM (beats per minute))                     '138.987'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Want It All Black (clavinet hater version)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Yoko Kanno & The Seatbelts'
'TPOS' (Part of a set)                              '1'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz', 'blues', 'soundtrack', 'japanese', 'anime']
'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-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.47 dB'
'TXXX:replaygain_track_peak'                        '0.345528'

========================== row from database ==========================
                                              'id'  477212
                                            'path'  /data/Music/Bulk/0soundtrack/Cowboy Bebop - CD 1/02 - Want It All Black (clavinet hater version).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  240
                                           'genre'  soundtrack-video
                                        'filesize'  10074967
                                           'mtime'  1621490001
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack CD 1 02 soundtrack video
                                      'tag_artist'  Yoko Kanno & The Seatbelts
                                     'tag_release'  Cowboy Bebop OST (Music Only)
                                       'tag_title'  Want It All Black (clavinet hater version)
                                             'bpm'  138.987
                                    'search_title'  'all':3 'black':4 'clavinet':5,6 'hater':7 'it':2 'version':8,9 'want':1
                                   'search_artist'  'kanno':2 'seatbelts':4 'the':3 'yoko':1
                                  'search_release'  'bebop':2 'cowboy':1 'music':4,5 'only':6,7 'ost':3
                                     'search_rest'  '0soundtrack':1 '1':3 'cd':2 'soundtrack':4 'video':5
                                    'search_combo'  '0soundtrack':21 '1':23 'all':3A 'bebop':15C 'black':4A 'cd':22 'clavinet':5A,6A 'cowboy':14C 'hater':7A 'it':2A 'kanno':11B 'music':17C,18C 'only':19C,20C 'ost':16C 'seatbelts':13B 'soundtrack':24 'the':12B 'version':8A,9A 'video':25 'want':1A 'yoko':10B
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'blues', 'soundtrack', 'japanese', 'anime']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621490001.1918309  (2021-05-20 07:53:21)
                             'size'  10074967