======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '230'
                                          'artist'  'Roby Lakatos'
                                     'text_people'  ''
                                         'release'  'french tanguerooo'
                                           'title'  'Otchi Tchornye'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['violinist', 'violin', 'jazz', 'hungarian', 'gypsy']"
                                     'discogstags'  "['folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'loc-eur-france'
                                             'bpm'  '138.512'
                                             'key'  '9A'
                                        'acoustid'  '2e5672c6-0956-450e-abc4-09afe3926318'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'french tanguerooo'
'TBPM' (BPM (beats per minute))                     '138.512'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-france'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Otchi Tchornye'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Roby Lakatos'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TSO2'                                              'Lakatos, Roby'
'TSOP' (Performer sort order)                       'Lakatos, Roby'
'TXXX:Acoustid Id'                                  '2e5672c6-0956-450e-abc4-09afe3926318'
'TXXX:Artists'                                      'Roby Lakatos'
'TXXX:MP3GAIN_ALBUM_MINMAX'                         '020,206'
'TXXX:MP3GAIN_MINMAX'                               '100,206'
'TXXX:MP3GAIN_UNDO'                                 '+004,+004,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'folk, world, & country'
'TXXX:lastfmtags'                                   ['violinist', 'violin', 'jazz', 'hungarian', 'gypsy']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-7.11 dB'
'TXXX:replaygain_track_peak'                        '1.049752'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'15aad375-9b6a-43c2-9a93-01ee38c28d1d')

========================== row from database ==========================
                                              'id'  924026
                                            'path'  /data/Music/Bulk/00localcharacter/french tanguerooo/roby lakatos - 04 les yeux noirs.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  230
                                           'genre'  loc-eur-france
                                        'filesize'  5541981
                                           'mtime'  1620536295
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter roby lakatos 04 les yeux noirs loc eur france
                                      'tag_artist'  Roby Lakatos
                                     'tag_release'  french tanguerooo
                                       'tag_title'  Otchi Tchornye
                                             'bpm'  138.512
                                    'search_title'  'otchi':1 'tchornye':2
                                   'search_artist'  'lakatos':2 'roby':1
                                  'search_release'  'french':1 'tanguerooo':2
                                     'search_rest'  'eur':7 'france':8 'lakatos':2 'les':3 'loc':6 'noirs':5 'roby':1 'yeux':4
                                    'search_combo'  'eur':13 'france':14 'french':5C 'lakatos':4B,8 'les':9 'loc':12 'noirs':11 'otchi':1A 'roby':3B,7 'tanguerooo':6C 'tchornye':2A 'yeux':10
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['violinist', 'violin', 'jazz', 'hungarian', 'gypsy']
                                        'tag_date'  1995
                                     'discogstags'  ['folk, world, & country']

============================== file details ==============================
                                           'mtime'  1620536294.6606686  (2021-05-09 06:58:14)
                             'size'  5541981