======================== unified (from filesystem) ========================
                                         'bitrate'  '32.0'
                                        'duration'  '245'
                                          'artist'  'Sister Jean, P.M.'
                                     'text_people'  ''
                                         'release'  'The Fabulous Whistling Nun Presents The Sound of Music'
                                           'title'  'The Sound of Music'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness;mi-whistling'
                                             'bpm'  '142.2'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Fabulous Whistling Nun Presents The Sound of Music'
'TBPM' (BPM (beats per minute))                     '142.2'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-oddness', 'mi-whistling']
'TENC' (Encoded by)                                 'Basic Hip Digital Oddio'
'TIT2' (Title/songname/content description)         'The Sound of Music'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Sister Jean, P.M.'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.11 dB'
'TXXX:replaygain_track_peak'                        '0.434707'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.whistlingrecords.com')

========================== row from database ==========================
                                              'id'  1314153
                                            'path'  /data/Music/Bulk/00spent/Whistling/Sister Jean - The Sound of Music.mp3
                                         'working'  None
                                         'bitrate'  32
                                    'duration_sec'  245
                                           'genre'  electronic-experimental-oddness;mi-whistling
                                        'filesize'  985088
                                           'mtime'  1620528040
                                   'redo_metaread'  0
                                        'rest_str'   00spent electronic experimental oddness;mi whistling
                                      'tag_artist'  Sister Jean, P.M.
                                     'tag_release'  The Fabulous Whistling Nun Presents The Sound of Music
                                       'tag_title'  The Sound of Music
                                             'bpm'  142.2
                                    'search_title'  'music':4 'of':3 'sound':2 'the':1
                                   'search_artist'  'jean':2,3 'm':5 'p':4 'pm':6 'sister':1
                                  'search_release'  'fabulous':2 'music':8 'nun':4 'of':7 'presents':5 'sound':6 'the':1 'whistling':3
                                     'search_rest'  '00spent':1 'electronic':2 'experimental':3 'mi':5,7 'oddness':4,6 'whistling':8
                                    'search_combo'  '00spent':19 'electronic':20 'experimental':21 'fabulous':12C 'jean':6B,7B 'm':9B 'mi':23,25 'music':4A,18C 'nun':14C 'oddness':22,24 'of':3A,17C 'p':8B 'pm':10B 'presents':15C 'sister':5B 'sound':2A,16C 'the':1A,11C 'whistling':13C,26
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528040.3988702  (2021-05-09 04:40:40)
                             'size'  985088