======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '258'
                                          'artist'  'Toto'
                                     'text_people'  ''
                                         'release'  'Greatest Hits CD 1'
                                           'title'  'Holyanna'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'classic rock', 'progressive rock', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '12'
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '115.195'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=255, count=0)
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Greatest Hits CD 1'
'TBPM' (BPM (beats per minute))                     '115.195'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Holyanna'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Toto'
'TPE2' (Band/orchestra/accompaniment)               'Toto'
'TRCK' (Track number/Position in set)               '5/12'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.83.01, BladeEnc dll 0.94, 320 Kbit/s, Stereo'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'classic rock', 'progressive rock', 'pop', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.20 dB'
'TXXX:replaygain_track_peak'                        '0.446710'

========================== row from database ==========================
                                              'id'  1307300
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/037 Toto - Holyanna.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  258
                                           'genre'  rock-unsorted
                                        'filesize'  10354155
                                           'mtime'  1620389088
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 037 rock unsorted
                                      'tag_artist'  Toto
                                     'tag_release'  Greatest Hits CD 1
                                       'tag_title'  Holyanna
                                             'bpm'  115.195
                                    'search_title'  'holyanna':1
                                   'search_artist'  'toto':1
                                  'search_release'  '1':4 'cd':3 'greatest':1 'hits':2
                                     'search_rest'  '00poprockelectronic':1 '1985':2 'complete':3 'rock':4 'unsorted':5
                                    'search_combo'  '00poprockelectronic':7 '1':6C '1985':8 'cd':5C 'complete':9 'greatest':3C 'hits':4C 'holyanna':1A 'rock':10 'toto':2B 'unsorted':11
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'classic rock', 'progressive rock', 'pop', 'rock']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620389088.2451835  (2021-05-07 14:04:48)
                             'size'  10354155