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======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '161'
                                          'artist'  'Mahmut Erdal'
                                     'text_people'  ''
                                         'release'  'Songs of Gastarbeiter - Vol. 1'
                                           'title'  'Curutmus omrumu zalim almanya'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['all', '2 stars']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'loc-m-turkey'
                                             'bpm'  '142.508'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================<mutagen.mp3.MPEGInfo object at 0x7f9537d818e0>

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'TALB' (Album/Movie/Show title)                     'Songs of Gastarbeiter - Vol. 1'
'TBPM' (BPM (beats per minute))                     '142.508'
'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)         'Curutmus omrumu zalim almanya'
'TKEY' (Initial key)                                '4B'
'TPE1' (Lead performer(s)/Soloist(s))               'Mahmut Erdal'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              'TRIKONT US-0453-1'
'TRCK' (Track number/Position in set)               '7'
'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:lastfmtags'                                   ['all', '2 stars']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.96 dB'
'TXXX:replaygain_track_peak'                        '0.490008'
'WXXX:'                                             WXXX(encoding=&lt;Encoding.UTF16: 1&gt;, desc='', url='http://www.avs4you.com')

========================== row from database ==========================
                                              'id'  926080
                                            'path'  /data/Music/Bulk/00localcharacter/00south-europe-middle-east/[TURKEY] SONGS OF GASTARBEITER VOL 1 [REIKONT] (2014)/07 Songs of Gastarbeiter 7.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  161
                                           'genre'  loc-m-turkey
                                        'filesize'  7646610
                                           'mtime'  1620526870
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00south europe middle east [TURKEY] SONGS OF GASTARBEITER VOL [REIKONT] (2014) 07 7 loc turkey
                                      'tag_artist'  Mahmut Erdal
                                     'tag_release'  Songs of Gastarbeiter - Vol. 1
                                       'tag_title'  Curutmus omrumu zalim almanya
                                             'bpm'  142.508
                                    'search_title'  'almanya':4 'curutmus':1 'omrumu':2 'zalim':3
                                   'search_artist'  'erdal':2 'mahmut':1
                                  'search_release'  '1':6 'gastarbeiter':3 'of':2 'songs':1 'vol':4,5
                                     'search_rest'  '00south':1 '2014':13,14 '7':15 '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':13 '1':12C '2014':25,26 '7':27 'almanya':4A 'curutmus':1A 'east':16 'erdal':6B 'europe':14 'gastarbeiter':9C,21 'loc':28 'mahmut':5B 'middle':15 'of':8C,20 'omrumu':2A 'reikont':23,24 'songs':7C,19 'turkey':17,18 'vol':10C,11C,22 'zalim':3A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['all', '2 stars']
                                        'tag_date'  2014
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526870.489741  (2021-05-09 04:21:10)
                             'size'  7646610