======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '151'
                                          'artist'  'The Gaylords'
                                     'text_people'  ''
                                         'release'  'Sing American Hits In Italian'
                                           'title'  'Charlie Brown'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['chill906', '50s vocal group', 'oldies', 'vocal', 'italian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '1955'
                                        'comments'  ''
                                           'genre'  'prerock-vocal;loc-eur-italy;set-pl-mor'
                                             'bpm'  '129.564'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '365 Days Project'
'COMM:ID3v1 Comment:XXX'                            '365 Days Project'
'TALB' (Album/Movie/Show title)                     'Sing American Hits In Italian'
'TBPM' (BPM (beats per minute))                     '129.564'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-vocal', 'loc-eur-italy', 'set-pl-mor']
'TDRC' (Recording time)                             '1955'
'TIT2' (Title/songname/content description)         'Charlie Brown'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Gaylords'
'TRCK' (Track number/Position in set)               '07'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['chill906', '50s vocal group', 'oldies', 'vocal', 'italian']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.00 dB'
'TXXX:replaygain_track_peak'                        '0.550652'

========================== row from database ==========================
                                              'id'  1319927
                                            'path'  /data/Music/Bulk/00poprockelectronic/11/330_07_The_Gaylords_-_Charlie_Brown.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  151
                                           'genre'  prerock-vocal;loc-eur-italy;set-pl-mor
                                        'filesize'  4985083
                                           'mtime'  1621630076
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 11 330_07_The_Gaylords_ _Charlie_Brown prerock vocal;loc eur italy;set pl mor
                                      'tag_artist'  The Gaylords
                                     'tag_release'  Sing American Hits In Italian
                                       'tag_title'  Charlie Brown
                                             'bpm'  129.564
                                    'search_title'  'brown':2 'charlie':1
                                   'search_artist'  'gaylords':2 'the':1
                                  'search_release'  'american':2 'hits':3 'in':4 'italian':5 'sing':1
                                     'search_rest'  '00poprockelectronic':1 '07':3 '330':2 'brown':7 'charlie':6 'eur':13 'gaylords':5 'italy':14,16 'loc':10,12 'mor':19 'pl':18 'prerock':8 'set':15,17 'the':4 'vocal':9,11
                                    'search_combo'  '00poprockelectronic':10 '07':12 '330':11 'american':6C 'brown':2A,16 'charlie':1A,15 'eur':22 'gaylords':4B,14 'hits':7C 'in':8C 'italian':9C 'italy':23,25 'loc':19,21 'mor':28 'pl':27 'prerock':17 'set':24,26 'sing':5C 'the':3B,13 'vocal':18,20
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['chill906', '50s vocal group', 'oldies', 'vocal', 'italian']
                                        'tag_date'  1955
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630075.9142852  (2021-05-21 22:47:55)
                             'size'  4985083