======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '198'
                                          'artist'  'Sonny Stitt'
                                     'text_people'  'Rec.Jan 29, 1963'
                                         'release'  'radio jazz 13'
                                           'title'  "Now's The Time"
                                           '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-3', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-1']")
                                      'lastfmtags'  "['hard bop', 'jazz saxophone', 'jazz', 'saxophone', 'bebop']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  '11'
                                            'date'  '1963'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '116.8'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         ('Sonny Stitt alto sax\r\n'
 'John Lewis piano\r\n'
 'Jim Hall guitar\r\n'
 'Richard Davis bass\r\n'
 'Connie Kay drums')
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'PRIV:WM/WMCollectionID:o\x15MUn£!@·#´½¬§XP'        PRIV(owner='WM/WMCollectionID', data=b'o\x15MUn\xa3!@\xb7#\xb4\xbd\xac\xa7XP')
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'TALB' (Album/Movie/Show title)                     'radio jazz 13'
'TBPM' (BPM (beats per minute))                     '116.8'
'TCOM' (Composer)                                   'Charlie Parker'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TCOP' (Copyright message)                          '1990 CD Atlantic SD-1418-2 '
'TDRC' (Recording time)                             '1963'
'TIT2' (Title/songname/content description)         "Now's The Time"
'TKEY' (Initial key)                                '6A'
'TOPE' (Original artist(s)/performer(s))            'Rec.Jan 29, 1963'
'TPE1' (Lead performer(s)/Soloist(s))               'Sonny Stitt'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Rhino'
'TRCK' (Track number/Position in set)               '01/11'
'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:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['hard bop', 'jazz saxophone', 'jazz', 'saxophone', 'bebop']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-5.41 dB'
'TXXX:replaygain_track_peak'                        '1.680695'

========================== row from database ==========================
                                              'id'  1498408
                                            'path'  /data/Music/Bulk/00poprockelectronic/radio jazz 13/Sonny Stitt - now_s the time.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  198
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  6380895
                                           'mtime'  1620541551
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic now_s the time prerock jb unsorted
                                      'tag_artist'  Sonny Stitt
                                     'tag_release'  radio jazz 13
                                       'tag_title'  Now's The Time
                                             'bpm'  116.8
                                    'search_title'  'now':1 'nows':3 's':2 'the':4 'time':5
                                   'search_artist'  'sonny':1 'stitt':2
                                  'search_release'  'jazz':2 'radio':1
                                     'search_rest'  '00poprockelectronic':1 'jb':7 'now':2 'prerock':6 's':3 'the':4 'time':5 'unsorted':8
                                    'search_combo'  '00poprockelectronic':10 'jazz':9C 'jb':16 'now':1A,11 'nows':3A 'prerock':15 'radio':8C 's':2A,12 'sonny':6B 'stitt':7B 'the':4A,13 'time':5A,14 'unsorted':17
                                    'tag_tracknum'  1
                                      '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-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  ['hard bop', 'jazz saxophone', 'jazz', 'saxophone', 'bebop']
                                        'tag_date'  1963
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620541550.5803556  (2021-05-09 08:25:50)
                             'size'  6380895