======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '159'
                                          'artist'  'blink-182'
                                     'text_people'  ''
                                         'release'  'Cheshire Cat'
                                           'title'  "M+M's"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['punk rock', 'pop punk', 'punk', 'alternative', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '16'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '144.5'
                                             'key'  '11B'
                                        'acoustid'  '3497c7ed-ae8d-4aa5-8e31-cc6bf412d831'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Cheshire Cat'
'TBPM' (BPM (beats per minute))                     '144.5'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1998'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['membranophone', 'Scott Raynor'], ['bass', 'Mark Hoppus'], ['guitar family', 'Tom DeLonge'], ['lead vocals', 'Tom DeLonge']])
'TIT2' (Title/songname/content description)         "M+M's"
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'blink-182'
'TPE2' (Band/orchestra/accompaniment)               'blink-182'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Cargo Music'
'TRCK' (Track number/Position in set)               '2/16'
'TSO2'                                              'blink-182'
'TSOP' (Performer sort order)                       'blink-182'
'TSRC' (ISRC (international standard recording code))  'USMC19989726'
'TXXX:ASIN'                                         'B00000JKI6'
'TXXX:Acoustid Id'                                  '3497c7ed-ae8d-4aa5-8e31-cc6bf412d831'
'TXXX:Artists'                                      'blink-182'
'TXXX:BARCODE'                                      '723248613626'
'TXXX:CATALOGNUMBER'                                'CRGD 86136'
'TXXX:MusicBrainz Album Artist Id'                  '0743b15a-3c32-48c8-ad58-cb325350befa'
'TXXX:MusicBrainz Album Id'                         '2f7d67e8-d788-3bd0-815c-26fff998ca5b'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '0743b15a-3c32-48c8-ad58-cb325350befa'
'TXXX:MusicBrainz Release Group Id'                 '0a467c9c-c9f7-3a86-bce1-c013e3bacd5f'
'TXXX:MusicBrainz Release Track Id'                 'd163b4d8-b8a4-3e2e-a410-83a23db4a492'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['punk rock', 'pop punk', 'punk', 'alternative', 'rock']
'TXXX:originalyear'                                 '1994'
'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'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.03 dB'
'TXXX:replaygain_track_peak'                        '0.529867'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'39d41b65-7356-4881-83e8-c4b394fcad17')

========================== row from database ==========================
                                              'id'  1503121
                                            'path'  /data/Music/Bulk/00poprockelectronic/Blink 182/chesire cat/Blink 182 - M+m_s.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  159
                                           'genre'  rock-gr-punk
                                        'filesize'  2626024
                                           'mtime'  1622659268
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Blink chesire cat Blink M+m_s rock gr punk
                                      'tag_artist'  blink-182
                                     'tag_release'  Cheshire Cat
                                       'tag_title'  M+M's
                                             'bpm'  144.5
                                    'search_title'  'm':1,2,4 'ms':5 's':3
                                   'search_artist'  '182':2 'blink':1 'blink182':3
                                  'search_release'  'cat':2 'cheshire':1
                                     'search_rest'  '00poprockelectronic':1 'blink':2 'cat':4 'chesire':3 'gr':9 'm':5,6 'punk':10 'rock':8 's':7
                                    'search_combo'  '00poprockelectronic':11 '182':7B 'blink':6B,12 'blink182':8B 'cat':10C,14 'cheshire':9C 'chesire':13 'gr':19 'm':1A,2A,4A,15,16 'ms':5A 'punk':20 'rock':18 's':3A,17
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', '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-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['punk rock', 'pop punk', 'punk', 'alternative', 'rock']
                                        'tag_date'  1998
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622659267.5671563  (2021-06-02 20:41:07)
                             'size'  2626024