======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '119'
                                          'artist'  'musical sources musicales'
                                     'text_people'  ''
                                         'release'  'musical sources musicales'
                                           'title'  'Switzerland: Zauerli, Yodel of Appenzell'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-4', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '30'
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'loc-asia'
                                             'bpm'  '142.708'
                                             'key'  '10B'
                                        'acoustid'  '325b83a8-9d11-44c7-809f-74785461212c'
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'1\x00E\x00+\x00B\x006\x00+\x004\x00E\x00B\x001\x00+\x008\x006\x001\x005\x00+\x009\x00F\x006\x007\x00+\x00E\x008\x00B\x00C\x00+\x001\x001\x00A\x00B\x009\x00+\x001\x004\x004\x002\x006\x00+\x001\x007\x000\x005\x002\x00+\x001\x008\x00A\x00F\x008\x00+\x001\x00A\x001\x00C\x00B\x00+\x001\x00B\x00B\x00C\x00F\x00+\x001\x00D\x00B\x006\x00E\x00+\x001\x00F\x00E\x009\x001\x00+\x002\x002\x00B\x001\x009\x00+\x002\x005\x003\x006\x004\x00+\x002\x008\x00A\x003\x00E\x00+\x002\x00A\x00D\x009\x003\x00+\x002\x00C\x008\x001\x004\x00+\x002\x00D\x008\x00B\x00D\x00+\x003\x001\x007\x005\x004\x00+\x003\x004\x003\x00D\x007\x00+\x003\x009\x002\x000\x00D\x00+\x003\x00B\x001\x00A\x007\x00+\x003\x00E\x002\x00E\x00C\x00+\x004\x000\x00B\x00C\x003\x00+\x004\x004\x001\x005\x006\x00+\x004\x009\x009\x00B\x00C\x00+\x004\x00E\x003\x009\x00C\x00+\x005\x001\x00A\x000\x00B\x00+\x005\x003\x00A\x00C\x00F\x00+\x005\x004\x008\x002\x000\x00\x00\x00')
'PRIV:AverageLevel:{\x06\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x06\x00\x00')
'PRIV:PeakValue:!X\x00\x00'                         PRIV(owner='PeakValue', data=b'!X\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\x000\x005\x006\x000\x009\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x004\x004\x007\x004\x001\x005\x000\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x003\x000\x005\x006\x000\x009\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x004\x004\x007\x004\x001\x005\x000\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:þ\x93"z:x\\L\xa0åv\x19Êæ\x86#'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xfe\x93"z:x\\L\xa0\xe5v\x19\xca\xe6\x86#')
'PRIV:WM/WMCollectionID:þ\x93"z:x\\L\xa0åv\x19Êæ\x86#'  PRIV(owner='WM/WMCollectionID', data=b'\xfe\x93"z:x\\L\xa0\xe5v\x19\xca\xe6\x86#')
'PRIV:WM/WMContentID:ø/zøÝ)VE«æÁj汸¨'              PRIV(owner='WM/WMContentID', data=b'\xf8/z\xf8\xdd)VE\xab\xe6\xc1j\xe6\xb1\xb8\xa8')
'TALB' (Album/Movie/Show title)                     'musical sources musicales'
'TBPM' (BPM (beats per minute))                     '142.708'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia'
'TDOR' (Original release time)                      '1992'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         'Switzerland: Zauerli, Yodel of Appenzell'
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '119933'
'TPE1' (Lead performer(s)/Soloist(s))               'musical sources musicales'
'TPE2' (Band/orchestra/accompaniment)               'musical sources musicales'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Unesco'
'TRCK' (Track number/Position in set)               '12/30'
'TSO2'                                              'musical sources musicales'
'TSOP' (Performer sort order)                       'musical sources musicales'
'TXXX:Acoustid Id'                                  '325b83a8-9d11-44c7-809f-74785461212c'
'TXXX:Artists'                                      'musical sources musicales'
'TXXX:BARCODE'                                      '3298490081006'
'TXXX:MusicBrainz Album Artist Id'                  '2addffe3-5168-47ac-aa9f-4f32d9eb71cf'
'TXXX:MusicBrainz Album Id'                         '8d7dbfd3-0f22-4541-8b95-39d75babf6f1'
'TXXX:MusicBrainz Artist Id'                        '2addffe3-5168-47ac-aa9f-4f32d9eb71cf'
'TXXX:MusicBrainz Release Group Id'                 '2f88ca1c-1152-4aab-a4e2-0e10d6aa9227'
'TXXX:MusicBrainz Release Track Id'                 '4c70418c-5682-3ac8-98eb-149ab81d8a41'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '1992'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.12 dB'
'TXXX:replaygain_track_peak'                        '0.342482'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'29e679eb-dd1d-4eb6-813c-62a5080ae49c')

========================== row from database ==========================
                                              'id'  1395880
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/musical sources - unesco collection/12 - switzerland- zäuerli, yodel of appenzell.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  119
                                           'genre'  loc-asia
                                        'filesize'  2877948
                                           'mtime'  1652397822
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia unesco collection 12 switzerland zäuerli, yodel appenzell loc asia
                                      'tag_artist'  musical sources musicales
                                     'tag_release'  musical sources musicales
                                       'tag_title'  Switzerland: Zauerli, Yodel of Appenzell
                                             'bpm'  142.708
                                    'search_title'  'appenzell':7 'of':6 'switzerland':1,2 'yodel':5 'zauerli':3,4
                                   'search_artist'  'musical':1 'musicales':3 'sources':2
                                  'search_release'  'musical':1 'musicales':3 'sources':2
                                     'search_rest'  '00asia':1 'appenzell':10 'asia':12 'collection':3 'loc':11 'switzerland':4 'unesco':2 'yodel':9 'zauerli':5,6,7,8
                                    'search_combo'  '00asia':14 'appenzell':7A,23 'asia':25 'collection':16 'loc':24 'musical':8B,11C 'musicales':10B,13C 'of':6A 'sources':9B,12C 'switzerland':1A,2A,17 'unesco':15 'yodel':5A,22 'zauerli':3A,4A,18,19,20,21
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-4', 'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  1992
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652397822.2787707  (2022-05-13 01:23:42)
                             'size'  2877948