======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '142'
                                          'artist'  'Tune Rockers'
                                     'text_people'  'Art Roberts/Art Wander'
                                         'release'  "Great Instrumental Hits from Rock's Golden Years"
                                           'title'  'The Green Mosquito'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', 'q-chart-1', "
 "'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['rock n roll', 'rock and roll', 'all', 'mpc', 'i want back to the 50s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1958'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '87.672'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '58-295 POS 44'
'COMM:ID3v1 Comment:XXX'                            '58-295 POS 44'
'MCDI' (Music CD identifier)                        MCDI(data=b'C\x00+\x00B\x006\x00+\x002\x00A\x00D\x00F\x00+\x005\x004\x009\x004\x00+\x009\x003\x00F\x000\x00+\x00B\x00A\x00B\x008\x00+\x00E\x000\x000\x001\x00+\x001\x000\x009\x005\x00C\x00+\x001\x002\x00B\x00F\x00D\x00+\x001\x005\x008\x006\x007\x00+\x001\x008\x000\x00D\x00F\x00+\x001\x00A\x002\x004\x005\x00+\x001\x00C\x008\x00A\x006\x00+\x001\x00E\x00F\x003\x004\x00\x00\x00')
'PRIV:AverageLevel:¸\x0f\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xb8\x0f\x00\x00')
'PRIV:PeakValue:\x86M\x00\x00'                      PRIV(owner='PeakValue', data=b'\x86M\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x007\x006\x005\x008\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x003\x001\x005\x002\x000\x009\x008\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x007\x006\x005\x008\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x003\x001\x005\x002\x000\x009\x008\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:k¼k6MD\x06H\x80ì#\x1céT¾k'  PRIV(owner='WM/WMCollectionGroupID', data=b'k\xbck6MD\x06H\x80\xec#\x1c\xe9T\xbek')
'PRIV:WM/WMCollectionID:k¼k6MD\x06H\x80ì#\x1céT¾k'  PRIV(owner='WM/WMCollectionID', data=b'k\xbck6MD\x06H\x80\xec#\x1c\xe9T\xbek')
'PRIV:WM/WMContentID:Ì\x9dZdá÷BE\x92¸°A\x86\x9e²õ'  PRIV(owner='WM/WMContentID', data=b'\xcc\x9dZd\xe1\xf7BE\x92\xb8\xb0A\x86\x9e\xb2\xf5')
'TALB' (Album/Movie/Show title)                     "Great Instrumental Hits from Rock's Golden Years"
'TBPM' (BPM (beats per minute))                     '87.672'
'TCOM' (Composer)                                   'Art Roberts/Art Wander'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1958'
'TIT2' (Title/songname/content description)         'The Green Mosquito'
'TKEY' (Initial key)                                '12B'
'TLEN' (Length)                                     '142360'
'TPE1' (Lead performer(s)/Soloist(s))               'Tune Rockers'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'EMI-Capitol Special Markets'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock n roll', 'rock and roll', 'all', 'mpc', 'i want back to the 50s']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.29 dB'
'TXXX:replaygain_track_peak'                        '0.432479'

========================== row from database ==========================
                                              'id'  1439407
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1958/58-295 - Tune Rockers - The Green Mosquito.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  142
                                           'genre'  prerock-unsorted
                                        'filesize'  5693108
                                           'mtime'  1620387756
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1958 58 295 prerock unsorted
                                      'tag_artist'  Tune Rockers
                                     'tag_release'  Great Instrumental Hits from Rock's Golden Years
                                       'tag_title'  The Green Mosquito
                                             'bpm'  87.672
                                    'search_title'  'green':2 'mosquito':3 'the':1
                                   'search_artist'  'rockers':2 'tune':1
                                  'search_release'  'from':4 'golden':8 'great':1 'hits':3 'instrumental':2 'rock':5 'rocks':7 's':6 'years':9
                                     'search_rest'  '00oldiepop':5 '1958':6 '295':8 '58':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':9 'unsorted':10
                                    'search_combo'  '00oldiepop':19 '1958':20 '295':22 '58':21 'country':18 'exotica':16 'from':9C 'golden':13C 'great':6C 'green':2A 'hits':8C 'instrumental':7C 'jazz':15 'mosquito':3A 'oldies':17 'prerock':23 'rock':10C 'rockers':5B 'rocks':12C 's':11C 'the':1A 'tune':4B 'unsorted':24 'years':14C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-4', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['rock n roll', 'rock and roll', 'all', 'mpc', 'i want back to the 50s']
                                        'tag_date'  1958
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620387756.2981656  (2021-05-07 13:42:36)
                             'size'  5693108