======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '77'
                                          'artist'  'Drina'
                                     'text_people'  ''
                                         'release'  'Srbija: Sounds global'
                                           'title'  'Sto Morava mutna tece'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['serbian', 'folk', 'vocal', '90s', 'ethnic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '12'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer'
                                             'bpm'  '132.012'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00002157 00002257 00005937'
'COMM:iTunNORM:eng'                                 (' 00002157 00002257 00005937 00005652 000097E3 000097E3 00007F8F 00008000 '
 '00003CEA 00003CEA')
'TALB' (Album/Movie/Show title)                     'Srbija: Sounds global'
'TBPM' (BPM (beats per minute))                     '132.012'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-gypsy or balkan or klezmer'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Sto Morava mutna tece'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Drina'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/12'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Drina'
'TXXX:Artists'                                      'Drina'
'TXXX:BARCODE'                                      '8606100232031'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '8092537e-62c5-42ef-990f-1c65a8cf5bb2'
'TXXX:MusicBrainz Album Release Country'            'RS'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '3960c82e-f31d-4a5c-b908-e4358c508e60'
'TXXX:MusicBrainz Release Group Id'                 '83bece81-ddfe-3fa6-943f-1321fec47791'
'TXXX:MusicBrainz Release Track Id'                 'f1ab17b8-803a-31c7-9e91-4deb63177c70'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['serbian', 'folk', 'vocal', '90s', 'ethnic']
'TXXX:originalyear'                                 '2000'
'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'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.16 dB'
'TXXX:replaygain_track_peak'                        '0.310914'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'bf280074-5976-4f9c-b41a-bdd276ecdc88')

========================== row from database ==========================
                                              'id'  929383
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/Goran Bregovic/Serbia Sounds Global  I/04 - Drina - Sto Morava mutna tece.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  77
                                           'genre'  loc-style-gypsy or balkan or klezmer
                                        'filesize'  1247232
                                           'mtime'  1620592463
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe Goran Bregovic Serbia Global I 04 loc style gypsy balkan klezmer
                                      'tag_artist'  Drina
                                     'tag_release'  Srbija: Sounds global
                                       'tag_title'  Sto Morava mutna tece
                                             'bpm'  132.012
                                    'search_title'  'morava':2 'mutna':3 'sto':1 'tece':4
                                   'search_artist'  'drina':1
                                  'search_release'  'global':4 'sounds':3 'srbija':1,2
                                     'search_rest'  '00mid':1 'balkan':12 'bregovic':5 'europe':3 'global':7 'goran':4 'gypsy':11 'i':8 'klezmer':13 'loc':9 'north':2 'serbia':6 'style':10
                                    'search_combo'  '00mid':10 'balkan':21 'bregovic':14 'drina':5B 'europe':12 'global':9C,16 'goran':13 'gypsy':20 'i':17 'klezmer':22 'loc':18 'morava':2A 'mutna':3A 'north':11 'serbia':15 'sounds':8C 'srbija':6C,7C 'sto':1A 'style':19 'tece':4A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['serbian', 'folk', 'vocal', '90s', 'ethnic']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620592463.1006775  (2021-05-09 22:34:23)
                             'size'  1247232