======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '277'
                                          'artist'  'Yakka'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Forever (Original Mix)'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['hiphop', 'house', 'club', 'croatian', 'funky house']"
                                     'discogstags'  "['house', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2018'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '121'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'GEOB:Energy'                                       GEOB(encoding=<Encoding.UTF16: 1>, mime='application/json', filename='', desc='Energy', data=b'eyJlbmVyZ3lMZXZlbCI6Nywic291cmNlIjoibWl4ZWRpbmtleSIsImFsZ29yaXRobSI6MTN9')
'GEOB:Key'                                          GEOB(encoding=<Encoding.UTF16: 1>, mime='application/json', filename='', desc='Key', data=b'eyJrZXkiOiI5QSIsInNvdXJjZSI6Im1peGVkaW5rZXkiLCJhbGdvcml0aG0iOjk0fQ==')
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'TBPM' (BPM (beats per minute))                     '121'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2018-09-03'
'TIT2' (Title/songname/content description)         'Forever (Original Mix)'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Yakka'
'TXXX:EnergyLevel'                                  '7'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['house', 'electronic']
'TXXX:lastfmtags'                                   ['hiphop', 'house', 'club', 'croatian', 'funky house']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.03 dB'
'TXXX:replaygain_track_peak'                        '0.426350'

========================== row from database ==========================
                                              'id'  1353846
                                            'path'  /data/Music/Bulk/00poprockelectronic/deep house/yakka - forever (original mix) [cruise music].mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  277
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  11139230
                                           'mtime'  1621085305
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic deep house yakka forever (original mix) [cruise music] electronic th techno minimal deephouse
                                      'tag_artist'  Yakka
                                     'tag_release'  None
                                       'tag_title'  Forever (Original Mix)
                                             'bpm'  121.0
                                    'search_title'  'forever':1 'mix':4,5 'original':2,3
                                   'search_artist'  'yakka':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'cruise':10,11 'deep':2 'deephouse':18 'electronic':14 'forever':5 'house':3 'minimal':17 'mix':8,9 'music':12,13 'original':6,7 'techno':16 'th':15 'yakka':4
                                    'search_combo'  '00poprockelectronic':7 'cruise':16,17 'deep':8 'deephouse':24 'electronic':20 'forever':1A,11 'house':9 'minimal':23 'mix':4A,5A,14,15 'music':18,19 'original':2A,3A,12,13 'techno':22 'th':21 'yakka':6B,10
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['hiphop', 'house', 'club', 'croatian', 'funky house']
                                        'tag_date'  2018
                                     'discogstags'  ['house', 'electronic']

============================== file details ==============================
                                           'mtime'  1621085304.5710607  (2021-05-15 15:28:24)
                             'size'  11139230