======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '194'
                                          'artist'  'Bing Crosby'
                                     'text_people'  'Leo Robin/Ralph Rainger'
                                         'release'  'A Centennial Anthology Of His Decca Recordings Disc 2'
                                           'title'  'June In January'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['crooners', 'jazz', 'christmas', 'oldies', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '001'
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '144.130'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ('Debuted 11/24/1934 and peaked at #1 on Various Charts.\r\n'
 'Source: Pop Memories 1890-1954 (1986 Edition).\r\n'
 'Label/Number: Decca 310.\r\n'
 '\r\n'
 'unfeat. o/Georgie Stoll')
'COMM:ID3v1 Comment:XXX'                            'Debuted 11/24/1934 and peake'
'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 \x006\x003\x005\x009\x000\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x003\x000\x009\x004\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x002\x002\x003\x004\x004\x009\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x006\x003\x005\x009\x000\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x003\x000\x009\x004\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x002\x002\x003\x004\x004\x009\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:cè5w°öëL¦Á6ç\x00O\x14%'  PRIV(owner='WM/WMCollectionGroupID', data=b'c\xe85w\xb0\xf6\xebL\xa6\xc16\xe7\x00O\x14%')
'PRIV:WM/WMCollectionID:³Ê\x89TÛÜ\x05I\x8f>ê\x88~Fê¾'  PRIV(owner='WM/WMCollectionID', data=b'\xb3\xca\x89T\xdb\xdc\x05I\x8f>\xea\x88~F\xea\xbe')
'PRIV:WM/WMContentID:!\x03\x9e\x81ð\x05±N²²\x83sêÏçÖ'  PRIV(owner='WM/WMContentID', data=b'!\x03\x9e\x81\xf0\x05\xb1N\xb2\xb2\x83s\xea\xcf\xe7\xd6')
'TALB' (Album/Movie/Show title)                     'A Centennial Anthology Of His Decca Recordings Disc 2'
'TBPM' (BPM (beats per minute))                     '144.130'
'TCOM' (Composer)                                   'Leo Robin/Ralph Rainger'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         'June In January'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bing Crosby'
'TPE2' (Band/orchestra/accompaniment)               'Bing Crosby'
'TPUB' (Publisher)                                  'Mca'
'TRCK' (Track number/Position in set)               '001'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['crooners', 'jazz', 'christmas', 'oldies', 'swing']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+11.04 dB'
'TXXX:replaygain_track_peak'                        '0.178214'
'UFID:'                                             UFID(owner='', data=b'XL\x00 1934_001')

========================== row from database ==========================
                                              'id'  673327
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/122 bing crosby - june in january.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  194
                                           'genre'  prerock-swing
                                        'filesize'  2341151
                                           'mtime'  1620560336
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 122 bing crosby june january prerock swing
                                      'tag_artist'  Bing Crosby
                                     'tag_release'  A Centennial Anthology Of His Decca Recordings Disc 2
                                       'tag_title'  June In January
                                             'bpm'  144.13
                                    'search_title'  'in':2 'january':3 'june':1
                                   'search_artist'  'bing':1 'crosby':2
                                  'search_release'  '2':9 'a':1 'anthology':3 'centennial':2 'decca':6 'disc':8 'his':5 'of':4 'recordings':7
                                     'search_rest'  '00oldiepop':5 '122':7 '1934':6 'bing':8 'country':4 'crosby':9 'exotica':2 'january':11 'jazz':1 'june':10 'oldies':3 'prerock':12 'swing':13
                                    'search_combo'  '00oldiepop':19 '122':21 '1934':20 '2':14C 'a':6C 'anthology':8C 'bing':4B,22 'centennial':7C 'country':18 'crosby':5B,23 'decca':11C 'disc':13C 'exotica':16 'his':10C 'in':2A 'january':3A,25 'jazz':15 'june':1A,24 'of':9C 'oldies':17 'prerock':26 'recordings':12C 'swing':27
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['crooners', 'jazz', 'christmas', 'oldies', 'swing']
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620560335.9598162  (2021-05-09 13:38:55)
                             'size'  2341151