======================== unified (from filesystem) ========================
                                         'bitrate'  '96.245'
                                        'duration'  '201'
                                          'artist'  "Orquesta Hector D'Esposito"
                                     'text_people'  ''
                                         'release'  'french tanguerooo'
                                           'title'  'Charamusca   xxxxx '
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1958'
                                        'comments'  ''
                                           'genre'  'loc-style-tango or milonga'
                                             'bpm'  '126.568'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'TALB' (Album/Movie/Show title)                     'french tanguerooo'
'TBPM' (BPM (beats per minute))                     '126.568'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-tango or milonga'
'TDRC' (Recording time)                             '1958'
'TENC' (Encoded by)                                 'FrenchTanguero'
'TIT2' (Title/songname/content description)         'Charamusca   xxxxx '
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               "Orquesta Hector D'Esposito"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.38 dB'
'TXXX:replaygain_track_peak'                        '0.671486'

========================== row from database ==========================
                                              'id'  1521363
                                            'path'  /data/Music/Bulk/00localcharacter/french tanguerooo/orquesta hector d_esposito - charamusca.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  201
                                           'genre'  loc-style-tango or milonga
                                        'filesize'  2424261
                                           'mtime'  1620528377
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter orquesta hector d_esposito charamusca loc style tango milonga
                                      'tag_artist'  Orquesta Hector D'Esposito
                                     'tag_release'  french tanguerooo
                                       'tag_title'  Charamusca   xxxxx 
                                             'bpm'  126.568
                                    'search_title'  'charamusca':1 'xxxxx':2
                                   'search_artist'  'd':3 'desposito':5 'esposito':4 'hector':2 'orquesta':1
                                  'search_release'  'french':1 'tanguerooo':2
                                     'search_rest'  'charamusca':5 'd':3 'esposito':4 'hector':2 'loc':6 'milonga':9 'orquesta':1 'style':7 'tango':8
                                    'search_combo'  'charamusca':1A,14 'd':5B,12 'desposito':7B 'esposito':6B,13 'french':8C 'hector':4B,11 'loc':15 'milonga':18 'orquesta':3B,10 'style':16 'tango':17 'tanguerooo':9C 'xxxxx':2A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1958
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528376.779279  (2021-05-09 04:46:16)
                             'size'  2424261