======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '229'
                                          'artist'  'Beyoncé'
                                     'text_people'  ''
                                         'release'  'Lemonade'
                                           'title'  'Sorry'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-OLDST-3', 'Q-UNU-1', "
 "'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']")
                                      'lastfmtags'  "['rnb', 'female vocalists', 'soul', 'pop', 'hip hop']"
                                     'discogstags'  ("['rhythm & blues', 'soul', 'neo soul', 'electro', 'electronic', 'funk / "
 "soul', 'pop']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '12'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '130'
                                             'key'  '6B'
                                        'acoustid'  '1f769d4a-e399-481a-b5ee-15573373df94'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Lemonade'
'TBPM' (BPM (beats per minute))                     '130'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDOR' (Original release time)                      '2016'
'TDRC' (Recording time)                             '2016-05-06'
'TENC' (Encoded by)                                 '~Dextro'
'TIT2' (Title/songname/content description)         'Sorry'
'TKEY' (Initial key)                                '6B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Beyoncé'
'TPE2' (Band/orchestra/accompaniment)               'Beyoncé'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Columbia/Parkwood Entertainment'
'TRCK' (Track number/Position in set)               '4/12'
'TSO2'                                              'Beyoncé'
'TSOP' (Performer sort order)                       'Beyoncé'
'TSRC' (ISRC (international standard recording code))  'USSM11603178'
'TXXX:ASIN'                                         'B01EPOY1AQ'
'TXXX:Acoustid Id'                                  '1f769d4a-e399-481a-b5ee-15573373df94'
'TXXX:Artists'                                      'Beyoncé'
'TXXX:BARCODE'                                      '889853368228'
'TXXX:CATALOGNUMBER'                                '88985 33682 2'
'TXXX:MusicBrainz Album Artist Id'                  '859d0860-d480-4efd-970c-c05d5f1776b8'
'TXXX:MusicBrainz Album Id'                         '3287a560-657b-4557-a93d-16052aa09117'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '859d0860-d480-4efd-970c-c05d5f1776b8'
'TXXX:MusicBrainz Release Group Id'                 'c1f22e07-7bdf-4a4f-8b50-7747c1091ef6'
'TXXX:MusicBrainz Release Track Id'                 '65ee01f7-f450-44a5-bc06-732c5da94c36'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rhythm & blues',
 'soul',
 'neo soul',
 'electro',
 'electronic',
 'funk / soul',
 'pop']
'TXXX:lastfmtags'                                   ['rnb', 'female vocalists', 'soul', 'pop', 'hip hop']
'TXXX:originalyear'                                 '2016'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.30 dB'
'TXXX:replaygain_track_peak'                        '0.514808'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'862a7098-b3c7-4e9f-a0f2-bf58fefa4fda')

========================== row from database ==========================
                                              'id'  1333467
                                            'path'  /data/Music/Bulk/00poprockelectronic/2016/Beyoncé - Sorry.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  229
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  9269143
                                           'mtime'  1620566202
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2016 electronic generic radio dance
                                      'tag_artist'  Beyoncé
                                     'tag_release'  Lemonade
                                       'tag_title'  Sorry
                                             'bpm'  130.0
                                    'search_title'  'sorry':1
                                   'search_artist'  'beyonce':1,2
                                  'search_release'  'lemonade':1
                                     'search_rest'  '00poprockelectronic':1 '2016':2 'dance':6 'electronic':3 'generic':4 'radio':5
                                    'search_combo'  '00poprockelectronic':5 '2016':6 'beyonce':2B,3B 'dance':10 'electronic':7 'generic':8 'lemonade':4C 'radio':9 'sorry':1A
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'female vocalists', 'soul', 'pop', 'hip hop']
                                        'tag_date'  2016
                                     'discogstags'  ['rhythm & blues', 'soul', 'neo soul', 'electro', 'electronic', 'funk / soul', 'pop']

============================== file details ==============================
                                           'mtime'  1620566202.268198  (2021-05-09 15:16:42)
                             'size'  9269143