======================== unified (from filesystem) ========================
                                         'bitrate'  '204.644'
                                        'duration'  '287'
                                          'artist'  'IOSYS'
                                     'text_people'  ''
                                         'release'  '東方月燈籠'
                                           'title'  '永遠と須臾の恋人'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['doujin', 'touhou', 'electronic', 'japanese', 'j core']"
                                     'discogstags'  "['electronic', 'rock', 'pop', 'j-pop', 'idm', 'hard trance', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '16'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '90'
                                             'key'  '8A'
                                        'acoustid'  '3c149cd6-d328-4f00-b389-e47261f8489f'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '東方月燈籠'
'TBPM' (BPM (beats per minute))                     '90'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-12-31'
'TIT2' (Title/songname/content description)         '永遠と須臾の恋人'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'IOSYS'
'TPE2' (Band/orchestra/accompaniment)               'IOSYS'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'IOSYS'
'TRCK' (Track number/Position in set)               '9/16'
'TSO2'                                              'IOSYS'
'TSOP' (Performer sort order)                       'IOSYS'
'TXXX:Acoustid Id'                                  '3c149cd6-d328-4f00-b389-e47261f8489f'
'TXXX:Artists'                                      'IOSYS'
'TXXX:CATALOGNUMBER'                                'IO-0117'
'TXXX:MusicBrainz Album Artist Id'                  '9a4cafe7-3349-404b-a268-780e911d1801'
'TXXX:MusicBrainz Album Id'                         '248cf052-2345-45b1-ac4f-599bc9ba7532'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '9a4cafe7-3349-404b-a268-780e911d1801'
'TXXX:MusicBrainz Release Group Id'                 '736fa650-b189-3749-b5fa-e68db7609cba'
'TXXX:MusicBrainz Release Track Id'                 '4f7e5b9d-9284-3876-b739-bbf09c583991'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:discogstags'                                  ['electronic', 'rock', 'pop', 'j-pop', 'idm', 'hard trance', 'indie rock']
'TXXX:lastfmtags'                                   ['doujin', 'touhou', 'electronic', 'japanese', 'j core']
'TXXX:originalyear'                                 '2006'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.74 dB'
'TXXX:replaygain_track_peak'                        '0.439411'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd0412469-cc27-4034-98fa-c158015b3c04')

========================== row from database ==========================
                                              'id'  930130
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/IOSYS/IOSYS - Eternity and the Momentary Lover.mp3
                                         'working'  None
                                         'bitrate'  204
                                    'duration_sec'  287
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  7427784
                                           'mtime'  1622821759
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Eternity and the Momentary Lover loc asia japan;loc asia japan jpop
                                      'tag_artist'  IOSYS
                                     'tag_release'  東方月燈籠
                                       'tag_title'  永遠と須臾の恋人
                                             'bpm'  90.0
                                    'search_title'  '永遠to須臾no恋人':2 '永遠と須臾の恋人':1
                                   'search_artist'  'iosys':1
                                  'search_release'  '東方月燈籠':1
                                     'search_rest'  '00asia':1 'and':3 'asia':8 'eternity':2 'japan':9,11,13 'jpop':14 'loc':7,10,12 'lover':6 'momentary':5 'the':4
                                    'search_combo'  '00asia':5 'and':7 'asia':12 'eternity':6 'iosys':3B 'japan':13,15,17 'jpop':18 'loc':11,14,16 'lover':10 'momentary':9 'the':8 '東方月燈籠':4C '永遠to須臾no恋人':2A '永遠と須臾の恋人':1A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['doujin', 'touhou', 'electronic', 'japanese', 'j core']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic', 'rock', 'pop', 'j-pop', 'idm', 'hard trance', 'indie rock']

============================== file details ==============================
                                           'mtime'  1622821759.4934993  (2021-06-04 17:49:19)
                             'size'  7427784