======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '295'
                                          'artist'  'Ningen Isu'
                                     'text_people'  ''
                                         'release'  '怪談 そして死とエロス'
                                           'title'  '芳一受難'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['heavy metal', 'japanese', 'hard rock', 'doom metal', 'progressive rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '12'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'eid-metal;loc-asia-japan'
                                             'bpm'  '109.7'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '怪談 そして死とエロス'
'TBPM' (BPM (beats per minute))                     '109.7'
'TCON' (Content type, a.k.a. Genre)                 ['eid-metal', 'loc-asia-japan']
'TDOR' (Original release time)                      '2016'
'TDRC' (Recording time)                             '2016-02-03'
'TIT2' (Title/songname/content description)         '芳一受難'
'TKEY' (Initial key)                                '12A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ningen-Isu'
'TPE2' (Band/orchestra/accompaniment)               'Ningen Isu'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'meldac'
'TRCK' (Track number/Position in set)               '2/12'
'TSO2'                                              'Ningen Isu'
'TSOP' (Performer sort order)                       'Ningen Isu'
'TXXX:ASIN'                                         'B018CW22FI'
'TXXX:Artists'                                      'Ningen Isu'
'TXXX:BARCODE'                                      '4988008215045'
'TXXX:CATALOGNUMBER'                                'TKCA-74337'
'TXXX:MusicBrainz Album Artist Id'                  'd4933075-efd7-4845-9fea-cdd8b63d3216'
'TXXX:MusicBrainz Album Id'                         '9834182d-6578-46b1-9f97-f1c27fde19f0'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'd4933075-efd7-4845-9fea-cdd8b63d3216'
'TXXX:MusicBrainz Release Group Id'                 '93514249-f1c7-4cd4-9f84-e0333c9962f1'
'TXXX:MusicBrainz Release Track Id'                 'f27a4980-b96a-4894-a27d-697db1ffe255'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['heavy metal', 'japanese', 'hard rock', 'doom metal', 'progressive rock']
'TXXX:originalyear'                                 '2016'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.81 dB'
'TXXX:replaygain_track_peak'                        '0.372803'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ef82b5ae-0f38-47da-84b1-ca737fbba9a9')

========================== row from database ==========================
                                              'id'  1215220
                                            'path'  /data/Music/Bulk/00dwimp/Ningen Isu/Ningen-Isu - Kaidan Soshite Shi to Eros (2016)/02 芳一受難.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  295
                                           'genre'  eid-metal;loc-asia-japan
                                        'filesize'  11946307
                                           'mtime'  1620301540
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp Kaidan Soshite Shi to Eros (2016) 02 eid metal;loc asia japan
                                      'tag_artist'  Ningen Isu
                                     'tag_release'  怪談 そして死とエロス
                                       'tag_title'  芳一受難
                                             'bpm'  109.7
                                    'search_title'  '芳一受難':1
                                   'search_artist'  'isu':2 'ningen':1
                                  'search_release'  'sosite死toerosu':3 'そして死とエロス':2 '怪談':1
                                     'search_rest'  '00dwimp':1 '2016':7,8 'asia':14 'eid':9 'eros':6 'japan':15 'kaidan':2 'loc':11,13 'metal':10,12 'shi':4 'soshite':3 'to':5
                                    'search_combo'  '00dwimp':7 '2016':13,14 'asia':20 'eid':15 'eros':12 'isu':3B 'japan':21 'kaidan':8 'loc':17,19 'metal':16,18 'ningen':2B 'shi':10 'soshite':9 'sosite死toerosu':6C 'to':11 'そして死とエロス':5C '怪談':4C '芳一受難':1A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  12A
                                           '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-3', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['heavy metal', 'japanese', 'hard rock', 'doom metal', 'progressive rock']
                                        'tag_date'  2016
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620301539.8096552  (2021-05-06 13:45:39)
                             'size'  11946307