======================== unified (from filesystem) ========================
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                                        'duration'  '185'
                                          'artist'  'Stephanya G. Penchevya'
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                                           'title'  'Selska Ratschentitza'
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                                      'lastfmtags'  "['macedonia', '78rpm', 'traditional', 'balkan', 'macedonian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '23'
                                            'date'  '1995'
                                        'comments'  ''
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'TBPM' (BPM (beats per minute))                     '84.561'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1995'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Pat Conte']])
'TIT2' (Title/songname/content description)         'Selska Ratschentitza'
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Stephanya G. Penchevya'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Yazoo Records'
'TRCK' (Track number/Position in set)               '9/23'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Penchevya, Stephanya G.'
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'TXXX:Acoustid Id'                                  '2b478ca2-c9df-4f81-b6de-dff2dfd4f210'
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'TXXX:CATALOGNUMBER'                                'YAZOO 7004'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '16133d00-4285-4650-b42e-9e256d6763d1'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
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'TXXX:q-chart'                                      '1'
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'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
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'TXXX:q-vocals'                                     '1'
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                                            'path'  /data/Music/Bulk/00localcharacter/the secret museum of mankind vol. 1 (ethnic music classics 1925-48)/09 (macedonia) stephanya g penchevya - selska ratschentitza.mp3
                                         'working'  None
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                                    'duration_sec'  185
                                           'genre'  loc-unsorted
                                        'filesize'  2973522
                                           'mtime'  1621627303
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                                      'tag_artist'  Stephanya G. Penchevya
                                     'tag_release'  The Secret Museum of Mankind, Volume 1: Ethnic Music Classics 1925-48
                                       'tag_title'  Selska Ratschentitza
                                             'bpm'  84.561
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                                   'search_artist'  'g':2,3 'penchevya':4 'stephanya':1
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                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['macedonia', '78rpm', 'traditional', 'balkan', 'macedonian']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627303.466403  (2021-05-21 22:01:43)
                             'size'  2973522