======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '153'
                                          'artist'  'Pussycat'
                                     'text_people'  ''
                                         'release'  "L'integrale"
                                           'title'  'Chance'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                                      'lastfmtags'  "['pussycat', '70s', 'pop', 'soft rock', 'oldies']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '138.5'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

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'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
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'TALB' (Album/Movie/Show title)                     "L'integrale"
'TBPM' (BPM (beats per minute))                     '138.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'Tag&Rename 3.0.6'
'TIT2' (Title/songname/content description)         'Chance'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Pussycat'
'TPE2' (Band/orchestra/accompaniment)               'Pussycat'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Magic'
'TRCK' (Track number/Position in set)               '19'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['pussycat', '70s', 'pop', 'soft rock', 'oldies']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.37 dB'
'TXXX:replaygain_track_peak'                        '0.615443'

========================== row from database ==========================
                                              'id'  648195
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/Pussycat - Chance.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  153
                                           'genre'  electronic-unsorted
                                        'filesize'  3691396
                                           'mtime'  1620544550
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music for maniacs electronic unsorted
                                      'tag_artist'  Pussycat
                                     'tag_release'  L'integrale
                                       'tag_title'  Chance
                                             'bpm'  138.5
                                    'search_title'  'chance':1
                                   'search_artist'  'pussycat':1
                                  'search_release'  'integrale':2 'l':1 'lintegrale':3
                                     'search_rest'  'electronic':4 'for':2 'maniacs':3 'music':1 'unsorted':5
                                    'search_combo'  'chance':1A 'electronic':9 'for':7 'integrale':4C 'l':3C 'lintegrale':5C 'maniacs':8 'music':6 'pussycat':2B 'unsorted':10
                                    'tag_tracknum'  19
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['pussycat', '70s', 'pop', 'soft rock', 'oldies']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620544550.4650416  (2021-05-09 09:15:50)
                             'size'  3691396