======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '239'
                                          'artist'  'Bodenstandig 2000'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Saureschnauze'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', "
 "'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-3', "
 "'q-other-1', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['chiptune', 'electronic', '8-bit', 'german', '8 bit']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '121.047'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '121.047'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-mor']
'TCOP' (Copyright message)                          'Rephlex (CAT068CD)'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Saureschnauze'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bodenstandig 2000'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['chiptune', 'electronic', '8-bit', 'german', '8 bit']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.41 dB'
'TXXX:replaygain_track_peak'                        '0.515762'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.rephlex.com/')

========================== row from database ==========================
                                              'id'  948931
                                            'path'  /data/Music/Bulk/sns/Bodenständig 2000-Saureschnauze.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  239
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  9588070
                                           'mtime'  1620356644
                                   'redo_metaread'  0
                                        'rest_str'   sns Bodenständig set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Bodenstandig 2000
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Saureschnauze
                                             'bpm'  121.047
                                    'search_title'  'saureschnauze':1
                                   'search_artist'  '2000':2 'bodenstandig':1
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'bodenstandig':2,3 'mor':10 'pl':5 'set':4,7,9 'shirleyspinoza':6,8 'sns':1
                                    'search_combo'  '2000':3B 'bodenstandig':2B,7,8 'mor':15 'pl':10 'saureschnauze':1A 'set':9,12,14 'shirley':4C 'shirleyspinoza':11,13 'sns':6 'spinoza':5C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-1', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['chiptune', 'electronic', '8-bit', 'german', '8 bit']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620356643.7077026  (2021-05-07 05:04:03)
                             'size'  9588070