======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '187'
                                          'artist'  ''
                                     'text_people'  'Shorty Rogers'
                                         'release'  'radio jazz 13'
                                           'title'  'Shorty Rogers & His Giants - Sam And The Lady'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-2', "
 "'Q-OLDST-2', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-1', 'Q-PLAY-2', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '1945'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '90.3'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'PRIV:WM/WMCollectionID:ÔH\x01ÓÚýÔI\x89só\x96´\x9au<'  PRIV(owner='WM/WMCollectionID', data=b'\xd4H\x01\xd3\xda\xfd\xd4I\x89s\xf3\x96\xb4\x9au<')
'PRIV:WM/WMContentID:\x83ïÎ\x1e$FèM\x9aÿ\x19\x9eõ\x98vÍ'  PRIV(owner='WM/WMContentID', data=b'\x83\xef\xce\x1e$F\xe8M\x9a\xff\x19\x9e\xf5\x98v\xcd')
'TALB' (Album/Movie/Show title)                     'radio jazz 13'
'TBPM' (BPM (beats per minute))                     '90.3'
'TCOM' (Composer)                                   'Shorty Rogers'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1945'
'TIT2' (Title/songname/content description)         'Shorty Rogers & His Giants - Sam And The Lady'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ultimate Jazz Archive - Various Artists'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Definitive Classics'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:VideoKind'                                    'i'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-6.18 dB'
'TXXX:replaygain_track_peak'                        '1.029811'

========================== row from database ==========================
                                              'id'  1482296
                                            'path'  /data/Music/Bulk/00poprockelectronic/radio jazz 13/Shorty Rogers & his giants - sam and the lady.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  187
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  7691780
                                           'mtime'  1620541545
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic his giants sam and the lady prerock jb unsorted
                                      'tag_artist'  None
                                     'tag_release'  radio jazz 13
                                       'tag_title'  Shorty Rogers & His Giants - Sam And The Lady
                                             'bpm'  90.3
                                    'search_title'  'and':6 'giants':4 'his':3 'lady':8 'rogers':2 'sam':5 'shorty':1 'the':7
                                   'search_artist'  None
                                  'search_release'  'jazz':2 'radio':1
                                     'search_rest'  '00poprockelectronic':1 'and':5 'giants':3 'his':2 'jb':9 'lady':7 'prerock':8 'sam':4 'the':6 'unsorted':10
                                    'search_combo'  '00poprockelectronic':11 'and':6A,15 'giants':4A,13 'his':3A,12 'jazz':10C 'jb':19 'lady':8A,17 'prerock':18 'radio':9C 'rogers':2A 'sam':5A,14 'shorty':1A 'the':7A,16 'unsorted':20
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-2', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-CHART-2', 'q-drums-2', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  []
                                        'tag_date'  1945
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620541544.547136  (2021-05-09 08:25:44)
                             'size'  7691780