======================== unified (from filesystem) ========================
                                         'bitrate'  '230.044'
                                        'duration'  '173'
                                          'artist'  'Marcin Przybylowicz & Mikolai Stroinski'
                                     'text_people'  ''
                                         'release'  'The Witcher 3: Wild Hunt'
                                           'title'  'Farewell, Old Friend'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
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 "'Q-CHART-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'Q-MIXBEAT-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '29'
                                      'tracktotal'  '31'
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'soundtrack-game'
                                             'bpm'  '144.1'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:http://www.cdtag.com:\x02\x00æ\x19ô\x00'      PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xe6\x19\xf4\x00')
'TALB' (Album/Movie/Show title)                     'The Witcher 3: Wild Hunt'
'TBPM' (BPM (beats per minute))                     '144.1'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-game'
'TDRC' (Recording time)                             '2015-00'
'TIT2' (Title/songname/content description)         'Farewell, Old Friend'
'TKEY' (Initial key)                                '7A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Marcin Przybylowicz & Mikolai Stroinski'
'TPUB' (Publisher)                                  'CD Projekt RED'
'TRCK' (Track number/Position in set)               '29/31'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 3.98.4 -V0'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '1'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:Release type'                                 'OST'
'TXXX:Rip date'                                     '2015-05-17'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:Source'                                       'CD (LP)'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.48 dB'
'TXXX:replaygain_track_peak'                        '0.913540'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e43d0795-c243-4cc5-9bb2-5dd78cfb836d')

========================== row from database ==========================
                                              'id'  1477900
                                            'path'  /data/Music/Bulk/0soundtrack/Marcin_Przybylowicz_and_Mikolai_Stroinski-The_Witcher_3_Wild_Hunt-(OST)-2015-SO/29-marcin_przybylowicz_and_mikolai_stroinski-farewell_old_friend.mp3
                                         'working'  None
                                         'bitrate'  230
                                    'duration_sec'  173
                                           'genre'  soundtrack-game
                                        'filesize'  5047291
                                           'mtime'  1636911867
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Marcin_Przybylowicz_and_Mikolai_Stroinski The_Witcher_3_Wild_Hunt (OST) 2015 SO 29 marcin_przybylowicz_and_mikolai_stroinski farewell_old_friend soundtrack game
                                      'tag_artist'  Marcin Przybylowicz & Mikolai Stroinski
                                     'tag_release'  The Witcher 3: Wild Hunt
                                       'tag_title'  Farewell, Old Friend
                                             'bpm'  144.1
                                    'search_title'  'farewell':1,2 'friend':4 'old':3
                                   'search_artist'  'marcin':1 'mikolai':3 'przybylowicz':2 'stroinski':4
                                  'search_release'  '3':3,4 'hunt':6 'the':1 'wild':5 'witcher':2
                                     'search_rest'  '0soundtrack':1 '2015':14 '29':16 '3':9 'and':4 'farewell':17 'friend':19 'game':21 'hunt':11 'marcin':2 'mikolai':5 'old':18 'ost':12,13 'przybylowicz':3 'so':15 'soundtrack':20 'stroinski':6 'the':7 'wild':10 'witcher':8
                                    'search_combo'  '0soundtrack':15 '2015':28 '29':30 '3':11C,12C,23 'and':18 'farewell':1A,2A,31 'friend':4A,33 'game':35 'hunt':14C,25 'marcin':5B,16 'mikolai':7B,19 'old':3A,32 'ost':26,27 'przybylowicz':6B,17 'so':29 'soundtrack':34 'stroinski':8B,20 'the':9C,21 'wild':13C,24 'witcher':10C,22
                                    'tag_tracknum'  29
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-1', 'q-drums-1', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  []
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636911866.9166293  (2021-11-14 18:44:26)
                             'size'  5047291