======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '221'
                                          'artist'  'MAZLUM ÇÝMEN'
                                     'text_people'  ''
                                         'release'  'TÜRKÇE MP3'
                                           'title'  'ÝSTANBULUM'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-2', 'Q-GRIT-2', 'Q-BUSY-2', 'q-bass-3', 'q-drums-3', 'q-other-3', "
 "'q-piano-1', 'q-vocals-3', 'Q-SYN-1', 'Q-PLAY-2', 'Q-CHART-2', "
 "'Q-MIXBEAT-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-m-turkey'
                                             'bpm'  '114.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ', AG# 348E55BE'
'TALB' (Album/Movie/Show title)                     'TÜRKÇE MP3'
'TBPM' (BPM (beats per minute))                     '114.9'
'TCON' (Content type, a.k.a. Genre)                 'loc-m-turkey'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'ÝSTANBULUM'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'MAZLUM ÇÝMEN'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+3.50 dB'
'TXXX:replaygain_track_peak'                        '0.850634'

========================== row from database ==========================
                                              'id'  1501102
                                            'path'  /data/Music/Bulk/00localcharacter/TÜRKÇE MP3/Mazlum Çimen-İstanbul_lum.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  221
                                           'genre'  loc-m-turkey
                                        'filesize'  3539425
                                           'mtime'  1620527315
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Mazlum Çimen İstanbul_lum loc m turkey
                                      'tag_artist'  MAZLUM ÇÝMEN
                                     'tag_release'  TÜRKÇE MP3
                                       'tag_title'  ÝSTANBULUM
                                             'bpm'  114.9
                                    'search_title'  'ystanbulum':1,2
                                   'search_artist'  'cymen':2,3 'mazlum':1
                                  'search_release'  'mp3':3 'turkce':1,2
                                     'search_rest'  'cimen':2,3 'istanbul':4 'loc':6 'lum':5 'm':7 'mazlum':1 'turkey':8
                                    'search_combo'  'cimen':10,11 'cymen':4B,5B 'istanbul':12 'loc':14 'lum':13 'm':15 'mazlum':3B,9 'mp3':8C 'turkce':6C,7C 'turkey':16 'ystanbulum':1A,2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-3', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  []
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527315.1243453  (2021-05-09 04:28:35)
                             'size'  3539425