======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '236'
                                          'artist'  'exist†trace'
                                     'text_people'  'miko'
                                         'release'  'Ambivalent Symphony'
                                           'title'  'Wrath'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['metal', 'visual kei', 'female vocalists', 'japanese', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '7'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan-jrock-visualkei'
                                             'bpm'  '106'
                                             'key'  '4A'
                                        'acoustid'  'f9c901fe-759c-4d6f-8a81-30d45ef3f517'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '2009.10.21'
'COMM::por'                                         'japanvisualkei.blogspot.com'
'COMM:ID3v1 Comment:XXX'                            '2009.10.21'
'MCDI' (Music CD identifier)                        MCDI(data=b'7\x00+\x009\x006\x00+\x004\x00F\x00C\x005\x00+\x00A\x005\x003\x001\x00+\x00B\x00E\x00A\x005\x00+\x001\x001\x000\x00B\x00D\x00+\x001\x005\x006\x00E\x00B\x00+\x001\x009\x00C\x005\x005\x00+\x001\x00E\x001\x000\x00F\x00\x00\x00')
'PRIV:AverageLevel:{$\x00\x00'                      PRIV(owner='AverageLevel', data=b'{$\x00\x00')
'PRIV:PeakValue:¡~\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1~\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:U\x00s\x00e\x00r\x00 \x00F\x00e\x00e\x00d\x00b\x00a\x00c\x00k\x00\x00\x00'  PRIV(owner='WM/Provider', data=b'U\x00s\x00e\x00r\x00 \x00F\x00e\x00e\x00d\x00b\x00a\x00c\x00k\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:;\x00\x00\x00'        PRIV(owner='WM/UniqueFileIdentifier', data=b';\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/WMCollectionID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMCollectionID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/WMContentID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMContentID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Ambivalent Symphony'
'TBPM' (BPM (beats per minute))                     '106'
'TCOM' (Composer)                                   'miko'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-japan-jrock-visualkei'
'TDOR' (Original release time)                      '2009'
'TDRC' (Recording time)                             '2009-10-21'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'exist†trace']])
'TIT2' (Title/songname/content description)         'Wrath'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'exist†trace'
'TPE2' (Band/orchestra/accompaniment)               'exist†trace'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  "Monster's inc."
'TRCK' (Track number/Position in set)               '6/7'
'TSO2'                                              'exist†trace'
'TSOP' (Performer sort order)                       'exist†trace'
'TSRC' (ISRC (international standard recording code))  'JPZ920909990'
'TXXX:ASIN'                                         'B002NZ8H8W'
'TXXX:Acoustid Id'                                  'f9c901fe-759c-4d6f-8a81-30d45ef3f517'
'TXXX:Artists'                                      'exist†trace'
'TXXX:BARCODE'                                      '4580255130838'
'TXXX:CATALOGNUMBER'                                'MOCD-1902'
'TXXX:MusicBrainz Album Artist Id'                  '6ff66a0e-baf5-4519-8498-cb76ba8ae3f7'
'TXXX:MusicBrainz Album Id'                         'a5eec799-e9d3-4dfe-b1e3-0ed2140a37f1'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '6ff66a0e-baf5-4519-8498-cb76ba8ae3f7'
'TXXX:MusicBrainz Release Group Id'                 'e4dfdaea-6f81-45e2-8ec4-da50838f6a9b'
'TXXX:MusicBrainz Release Track Id'                 '988fa742-aa4a-3a12-993a-db906eea35b2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['metal', 'visual kei', 'female vocalists', 'japanese', 'j rock']
'TXXX:originalyear'                                 '2009'
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.21 dB'
'TXXX:replaygain_track_peak'                        '0.262089'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'da6660f3-c3be-40b1-9d73-2b2e1a058f3c')

========================== row from database ==========================
                                              'id'  1375462
                                            'path'  /data/Music/Bulk/00localcharacter/exist†trace - [2009.10.21] Ambivalent Symphony/06 - Wrath.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  236
                                           'genre'  loc-asia-japan-jrock-visualkei
                                        'filesize'  9532958
                                           'mtime'  1622757834
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter [2009.10.21] 06 loc asia japan jrock visualkei
                                      'tag_artist'  exist†trace
                                     'tag_release'  Ambivalent Symphony
                                       'tag_title'  Wrath
                                             'bpm'  106.0
                                    'search_title'  'wrath':1
                                   'search_artist'  'exist':1 'trace':2
                                  'search_release'  'ambivalent':1 'symphony':2
                                     'search_rest'  '10':2 '2009':1 '20091021':4 '21':3 'asia':6 'japan':7 'jrock':8 'loc':5 'visualkei':9
                                    'search_combo'  '10':7 '2009':6 '20091021':9 '21':8 'ambivalent':4C 'asia':11 'exist':2B 'japan':12 'jrock':13 'loc':10 'symphony':5C 'trace':3B 'visualkei':14 'wrath':1A
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['metal', 'visual kei', 'female vocalists', 'japanese', 'j rock']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622757833.8401988  (2021-06-04 00:03:53)
                             'size'  9532958