======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '214'
                                          'artist'  'Cozy Cole'
                                     'text_people'  'Eddie Durham/Edgar Battle'
                                         'release'  'Vintage Instrumentals, Vol. 5'
                                           'title'  'Topsy II'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['need to rate', 'jazz', 'illstreet', 'drums', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1958'
                                        'comments'  ''
                                           'genre'  'prerock-instrumental'
                                             'bpm'  '92.518'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '58-034 POS 3'
'COMM:ID3v1 Comment:XXX'                            '58-034 POS 3'
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x004\x00+\x009\x006\x00+\x003\x000\x006\x003\x00+\x005\x00E\x006\x000\x00+\x009\x00D\x003\x00A\x00+\x00C\x001\x000\x002\x00+\x00E\x00D\x007\x001\x00+\x001\x001\x003\x00E\x001\x00+\x001\x003\x00E\x004\x005\x00+\x001\x006\x00B\x00A\x009\x00+\x001\x008\x00E\x00F\x009\x00+\x001\x00D\x00B\x00D\x002\x00+\x001\x00F\x00B\x00F\x00F\x00+\x002\x002\x003\x000\x008\x00+\x002\x005\x004\x003\x008\x00+\x002\x007\x009\x007\x000\x00+\x002\x00A\x004\x00D\x008\x00+\x002\x00D\x009\x00F\x00B\x00+\x003\x000\x00A\x00B\x003\x00+\x003\x004\x003\x007\x008\x00+\x003\x007\x005\x00A\x005\x00+\x003\x00A\x00B\x00E\x002\x00\x00\x00')
'PRIV:AverageLevel:G\x11\x00\x00'                   PRIV(owner='AverageLevel', data=b'G\x11\x00\x00')
'PRIV:PeakValue:Ú~\x00\x00'                         PRIV(owner='PeakValue', data=b'\xda~\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 \x003\x001\x004\x001\x009\x001\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x001\x008\x000\x004\x002\x004\x007\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x003\x001\x004\x001\x009\x001\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x001\x008\x000\x004\x002\x004\x007\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:nSî,~N×G´[bf_åu8'      PRIV(owner='WM/WMCollectionGroupID', data=b'nS\xee,~N\xd7G\xb4[bf_\xe5u8')
'PRIV:WM/WMCollectionID:nSî,~N×G´[bf_åu8'           PRIV(owner='WM/WMCollectionID', data=b'nS\xee,~N\xd7G\xb4[bf_\xe5u8')
'PRIV:WM/WMContentID:\x8b\x8fT_Í"[O½`\x06gõ¶%¯'     PRIV(owner='WM/WMContentID', data=b'\x8b\x8fT_\xcd"[O\xbd`\x06g\xf5\xb6%\xaf')
'TALB' (Album/Movie/Show title)                     'Vintage Instrumentals, Vol. 5'
'TBPM' (BPM (beats per minute))                     '92.518'
'TCOM' (Composer)                                   'Eddie Durham/Edgar Battle'
'TCON' (Content type, a.k.a. Genre)                 'prerock-instrumental'
'TDRC' (Recording time)                             '1958'
'TIT2' (Title/songname/content description)         'Topsy II'
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '214533'
'TPE1' (Lead performer(s)/Soloist(s))               'Cozy Cole'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Stardust'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['need to rate', 'jazz', 'illstreet', 'drums', 'swing']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'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'                        '+0.70 dB'
'TXXX:replaygain_track_peak'                        '0.591407'

========================== row from database ==========================
                                              'id'  1431132
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1958/58-034 - Cozy Cole - Topsy II.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  214
                                           'genre'  prerock-instrumental
                                        'filesize'  8577170
                                           'mtime'  1621705418
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1958 58 034 prerock instrumental
                                      'tag_artist'  Cozy Cole
                                     'tag_release'  Vintage Instrumentals, Vol. 5
                                       'tag_title'  Topsy II
                                             'bpm'  92.518
                                    'search_title'  'ii':2 'topsy':1
                                   'search_artist'  'cole':2 'cozy':1
                                  'search_release'  '5':6 'instrumentals':2,3 'vintage':1 'vol':4,5
                                     'search_rest'  '00oldiepop':5 '1958':6 '58':7 'country':4 'exotica':2 'instrumental':9 'jazz':1 'oldies':3 'prerock':8
                                    'search_combo'  '00oldiepop':15 '1958':16 '5':10C '58':17 'cole':4B 'country':14 'cozy':3B 'exotica':12 'ii':2A 'instrumental':19 'instrumentals':6C,7C 'jazz':11 'oldies':13 'prerock':18 'topsy':1A 'vintage':5C 'vol':8C,9C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  10B
                                           '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-3', 'q-drums-4', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['need to rate', 'jazz', 'illstreet', 'drums', 'swing']
                                        'tag_date'  1958
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621705417.912785  (2021-05-22 19:43:37)
                             'size'  8577170