======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '300'
                                          'artist'  'Bad Sector'
                                     'text_people'  ''
                                         'release'  'Dolmen Factory'
                                           'title'  'Pierre 1902'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-3', 'q-busy-2', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['dark ambient', 'industrial', 'noise', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '11'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-ambient-dark'
                                             'bpm'  '115.3'
                                             'key'  '3A'
                                        'acoustid'  'd53cd20b-b764-4a56-8e5d-ee31de9af199'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Dolmen Factory'
'TBPM' (BPM (beats per minute))                     '115.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient-dark'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '2008-09-08'
'TIT2' (Title/songname/content description)         'Pierre 1902'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Bad Sector'
'TPE2' (Band/orchestra/accompaniment)               'Bad Sector'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Faria Records'
'TRCK' (Track number/Position in set)               '7/11'
'TSO2'                                              'Bad Sector'
'TSOP' (Performer sort order)                       'Bad Sector'
'TXXX:Acoustid Id'                                  'd53cd20b-b764-4a56-8e5d-ee31de9af199'
'TXXX:Artists'                                      'Bad Sector'
'TXXX:CATALOGNUMBER'                                'FAR-21'
'TXXX:MusicBrainz Album Artist Id'                  '5385e21a-7714-4b04-8b69-fb5004e62462'
'TXXX:MusicBrainz Album Id'                         'beeafa6b-1fbe-473f-baf8-b632897804f8'
'TXXX:MusicBrainz Album Release Country'            'RU'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5385e21a-7714-4b04-8b69-fb5004e62462'
'TXXX:MusicBrainz Release Group Id'                 'cd7219ea-ce4b-33d7-8d61-f8b5ec807bf8'
'TXXX:MusicBrainz Release Track Id'                 '9c48347d-fd2a-330f-a553-23c153c07f2f'
'TXXX:Q-HAP'                                        '3'
'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'                                  'electronic'
'TXXX:lastfmtags'                                   ['dark ambient', 'industrial', 'noise', 'experimental', 'ambient']
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.77 dB'
'TXXX:replaygain_track_peak'                        '0.848101'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ee05677a-0af1-40dc-af63-02d6a4de1840')

========================== row from database ==========================
                                              'id'  407702
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Bad Sector/Pierre 1902.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  300
                                           'genre'  electronic-ambient-dark
                                        'filesize'  6063063
                                           'mtime'  1636909901
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm electronic ambient dark
                                      'tag_artist'  Bad Sector
                                     'tag_release'  Dolmen Factory
                                       'tag_title'  Pierre 1902
                                             'bpm'  115.3
                                    'search_title'  '1902':2 'pierre':1
                                   'search_artist'  'bad':1 'sector':2
                                  'search_release'  'dolmen':1 'factory':2
                                     'search_rest'  'ambient':2 'dark':3 'electronic':1
                                    'search_combo'  '1902':2A 'ambient':8 'bad':3B 'dark':9 'dolmen':5C 'electronic':7 'factory':6C 'pierre':1A 'sector':4B
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  3A
                                           '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-2', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['dark ambient', 'industrial', 'noise', 'experimental', 'ambient']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636909901.1520624  (2021-11-14 18:11:41)
                             'size'  6063063