======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '137'
                                          'artist'  "L'Orchestre Marin Ioan, Vasile Serban, Isidor Serban & Ionescu Serban"
                                     'text_people'  ''
                                         'release'  'Gadjo Dilo - Un Film De Tony Gatlif'
                                           'title'  'Mariage'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer'
                                             'bpm'  '123.859'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'PRIV:WM/WMCollectionID:ܶ.\x084þ¸I\xa0.R/UçÆK'     PRIV(owner='WM/WMCollectionID', data=b'\xdc\xb6.\x084\xfe\xb8I\xa0.R/U\xe7\xc6K')
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'TALB' (Album/Movie/Show title)                     'Gadjo Dilo - Un Film De Tony Gatlif'
'TBPM' (BPM (beats per minute))                     '123.859'
'TCMP'                                              '0'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-gypsy or balkan or klezmer'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Mariage'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               "L'Orchestre Marin Ioan, Vasile Serban, Isidor Serban & Ionescu Serban"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1'
'TPUB' (Publisher)                                  'Warner Music France'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+19.70 dB'
'TXXX:replaygain_track_peak'                        '0.060589'

========================== row from database ==========================
                                              'id'  1496104
                                            'path'  /data/Music/Bulk/00localcharacter/Gadjo Dilo - Un Film De Tony Gatlif/Gadjo Dilo - Un Film De Tony Gatlif - 11 - Mariage - L_Orchestre Marin Ioan, Vasile Serban, Isidor Serban & Ionescu Serban.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  137
                                           'genre'  loc-style-gypsy or balkan or klezmer
                                        'filesize'  4417341
                                           'mtime'  1620592626
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 11 L_Orchestre loc style gypsy balkan klezmer
                                      'tag_artist'  L'Orchestre Marin Ioan, Vasile Serban, Isidor Serban & Ionescu Serban
                                     'tag_release'  Gadjo Dilo - Un Film De Tony Gatlif
                                       'tag_title'  Mariage
                                             'bpm'  123.859
                                    'search_title'  'mariage':1
                                   'search_artist'  'ioan':5,6 'ionescu':11 'isidor':10 'l':1 'lorchestre':3 'marin':4 'orchestre':2 'serban':8,9 'vasile':7
                                  'search_release'  'de':5 'dilo':2 'film':4 'gadjo':1 'gatlif':7 'tony':6 'un':3
                                     'search_rest'  'balkan':6 'gypsy':5 'klezmer':7 'l':1 'loc':3 'orchestre':2 'style':4
                                    'search_combo'  'balkan':25 'de':17C 'dilo':14C 'film':16C 'gadjo':13C 'gatlif':19C 'gypsy':24 'ioan':6B,7B 'ionescu':12B 'isidor':11B 'klezmer':26 'l':2B,20 'loc':22 'lorchestre':4B 'mariage':1A 'marin':5B 'orchestre':3B,21 'serban':9B,10B 'style':23 'tony':18C 'un':15C 'vasile':8B
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620592625.5865097  (2021-05-09 22:37:05)
                             'size'  4417341