======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '391'
                                          'artist'  'Russian Circles'
                                     'text_people'  ''
                                         'release'  'Guidance'
                                           'title'  'Lisboa'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'math rock', 'post rock', 'post metal', 'experimental']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '7'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'eid-metal'
                                             'bpm'  '130.903'
                                             'key'  '5A'
                                        'acoustid'  '59efed0e-c5fb-4169-a102-02d8a9eb8c0a'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Guidance'
'TBPM' (BPM (beats per minute))                     '130.903'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal'
'TDOR' (Original release time)                      '2016'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'Lisboa'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Russian Circles'
'TPE2' (Band/orchestra/accompaniment)               'Russian Circles'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sargent House'
'TRCK' (Track number/Position in set)               '7/7'
'TSO2'                                              'Russian Circles'
'TSOP' (Performer sort order)                       'Russian Circles'
'TXXX:ASIN'                                         'B01HDGJN0G'
'TXXX:Acoustid Id'                                  '59efed0e-c5fb-4169-a102-02d8a9eb8c0a'
'TXXX:BARCODE'                                      '634457721029'
'TXXX:CATALOGNUMBER'                                'SH158'
'TXXX:MusicBrainz Album Artist Id'                  'cca40a67-e959-46f8-a3f3-8a3f77d2da9e'
'TXXX:MusicBrainz Album Id'                         'ae8d42ac-58da-4dc1-974a-0c98c0a8640e'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'cca40a67-e959-46f8-a3f3-8a3f77d2da9e'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['instrumental', 'math rock', 'post rock', 'post metal', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.05 dB'
'TXXX:replaygain_track_peak'                        '0.366784'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'37722b00-ace3-4a97-9bc4-bf097f82e4c3')

========================== row from database ==========================
                                              'id'  1392127
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Russian Circles - Guidance (2016)/07. Lisboa.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  391
                                           'genre'  eid-metal
                                        'filesize'  15765573
                                           'mtime'  1620301379
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal (2016) 07. eid metal
                                      'tag_artist'  Russian Circles
                                     'tag_release'  Guidance
                                       'tag_title'  Lisboa
                                             'bpm'  130.903
                                    'search_title'  'lisboa':1
                                   'search_artist'  'circles':2 'russian':1
                                  'search_release'  'guidance':1
                                     'search_rest'  '00dwimp':1 '00metal':2 '07':5,6 '2016':3,4 'eid':7 'metal':8
                                    'search_combo'  '00dwimp':5 '00metal':6 '07':9,10 '2016':7,8 'circles':3B 'eid':11 'guidance':4C 'lisboa':1A 'metal':12 'russian':2B
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['instrumental', 'math rock', 'post rock', 'post metal', 'experimental']
                                        'tag_date'  2016
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620301378.808242  (2021-05-06 13:42:58)
                             'size'  15765573