======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '353'
                                          'artist'  'The Doors'
                                     'text_people'  ''
                                         'release'  'Jim Morrison - An American Prayer'
                                           'title'  'Roadhouse Blues'
                                           '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-3', 'q-chart-3', "
 "'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['rock', 'psychedelic rock', '60s', 'psychedelic', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '124.468'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Jim Morrison - An American Prayer'
'TBPM' (BPM (beats per minute))                     '124.468'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Roadhouse Blues'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Doors'
'TRCK' (Track number/Position in set)               '13'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock', 'psychedelic rock', '60s', 'psychedelic', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.20 dB'
'TXXX:replaygain_track_peak'                        '0.459090'

========================== row from database ==========================
                                              'id'  1347534
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/The Doors__cifs2725.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  353
                                           'genre'  rock-cppex
                                        'filesize'  5682354
                                           'mtime'  1620737431
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Doors__cifs2725 rock cppex
                                      'tag_artist'  The Doors
                                     'tag_release'  Jim Morrison - An American Prayer
                                       'tag_title'  Roadhouse Blues
                                             'bpm'  124.468
                                    'search_title'  'blues':2 'roadhouse':1
                                   'search_artist'  'doors':2 'the':1
                                  'search_release'  'american':4 'an':3 'jim':1 'morrison':2 'prayer':5
                                     'search_rest'  '00poprockelectronic':1 'cifs2725':8 'cppex':10 'doors':7 'files':5,6 'loose':3,4 'rock':9 'unsorted':2
                                    'search_combo'  '00poprockelectronic':10 'american':8C 'an':7C 'blues':2A 'cifs2725':17 'cppex':19 'doors':4B,16 'files':14,15 'jim':5C 'loose':12,13 'morrison':6C 'prayer':9C 'roadhouse':1A 'rock':18 'the':3B 'unsorted':11
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'psychedelic rock', '60s', 'psychedelic', 'classic rock']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737431.2790322  (2021-05-11 14:50:31)
                             'size'  5682354