<pre>
======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '230'
                                          'artist'  'Yusuf AYKU-Remix'
                                     'text_people'  ''
                                         'release'  'Songs of Gastarbeiter - Vol. 1'
                                           'title'  'Turkisch Mann (AYKU REMIX)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'loc-m-turkey'
                                             'bpm'  '123.935'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================<mutagen.mp3.MPEGInfo object at 0x7f9537d75fa0>

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''<br/>                                     <img style="width:150px" src="image?fid=923880"/>
'TALB' (Album/Movie/Show title)                     'Songs of Gastarbeiter - Vol. 1'
'TBPM' (BPM (beats per minute))                     '123.935'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-m-turkey'
'TDRC' (Recording time)                             '2014'
'TENC' (Encoded by)                                 'Online Media Technologies'
'TIT2' (Title/songname/content description)         'Turkisch Mann (AYKU REMIX)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Yusuf AYKU-Remix'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '18'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.86 dB'
'TXXX:replaygain_track_peak'                        '0.512238'
'WXXX:'                                             WXXX(encoding=&lt;Encoding.UTF16: 1&gt;, desc='', url='http://www.avs4you.com')

========================== row from database ==========================
                                              'id'  923880
                                            'path'  /data/Music/Bulk/00localcharacter/00south-europe-middle-east/[TURKEY] SONGS OF GASTARBEITER VOL 1 [REIKONT] (2014)/18 Songs of Gastarbeiter 18.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  230
                                           'genre'  loc-m-turkey
                                        'filesize'  10415436
                                           'mtime'  1620526900
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00south europe middle east [TURKEY] SONGS OF GASTARBEITER VOL [REIKONT] (2014) 18 18 loc turkey
                                      'tag_artist'  Yusuf AYKU-Remix
                                     'tag_release'  Songs of Gastarbeiter - Vol. 1
                                       'tag_title'  Turkisch Mann (AYKU REMIX)
                                             'bpm'  123.935
                                    'search_title'  'ayku':3,4 'mann':2 'remix':5,6 'turkisch':1
                                   'search_artist'  'ayku':2 'aykuremix':4 'remix':3 'yusuf':1
                                  'search_release'  '1':6 'gastarbeiter':3 'of':2 'songs':1 'vol':4,5
                                     'search_rest'  '00south':1 '18':15 '2014':13,14 'east':4 'europe':2 'gastarbeiter':9 'loc':16 'middle':3 'of':8 'reikont':11,12 'songs':7 'turkey':5,6 'vol':10
                                    'search_combo'  '00south':17 '1':16C '18':31 '2014':29,30 'ayku':3A,4A,8B 'aykuremix':10B 'east':20 'europe':18 'gastarbeiter':13C,25 'loc':32 'mann':2A 'middle':19 'of':12C,24 'reikont':27,28 'remix':5A,6A,9B 'songs':11C,23 'turkey':21,22 'turkisch':1A 'vol':14C,15C,26 'yusuf':7B
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2014
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526899.513573  (2021-05-09 04:21:39)
                             'size'  10415436