======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '218'
                                          'artist'  'Sylvain Kassap Quartet'
                                     'text_people'  ''
                                         'release'  'Strophes'
                                           'title'  'Portegne'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['improv', 'jazz', 'trumpet', 'french', 'experimental']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-newer-experimental or free'
                                             'bpm'  '90.7'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Strophes'
'TBPM' (BPM (beats per minute))                     '90.7'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-newer-experimental or free'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Portegne'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Sylvain Kassap Quartet'
'TPE2' (Band/orchestra/accompaniment)               'Sylvain Kassap Quartet'
'TRCK' (Track number/Position in set)               '06'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['improv', 'jazz', 'trumpet', 'french', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                        '-0.83 dB'
'TXXX:replaygain_track_peak'                        '0.711416'

========================== row from database ==========================
                                              'id'  1369922
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Sylvain Kassap Quartet - 1998 - Strophes/06 - Portegne.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  218
                                           'genre'  prerock-jb-jazz-newer-experimental or free
                                        'filesize'  8848200
                                           'mtime'  1620535995
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 1998 06 prerock jb jazz newer experimental free
                                      'tag_artist'  Sylvain Kassap Quartet
                                     'tag_release'  Strophes
                                       'tag_title'  Portegne
                                             'bpm'  90.7
                                    'search_title'  'portegne':1
                                   'search_artist'  'kassap':2 'quartet':3 'sylvain':1
                                  'search_release'  'strophes':1
                                     'search_rest'  '1998':5 'country':4 'exotica':2 'experimental':9 'free':10 'jazz':1 'jb':7 'newer':8 'oldies':3 'prerock':6
                                    'search_combo'  '1998':10 'country':9 'exotica':7 'experimental':14 'free':15 'jazz':6 'jb':12 'kassap':3B 'newer':13 'oldies':8 'portegne':1A 'prerock':11 'quartet':4B 'strophes':5C 'sylvain':2B
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['improv', 'jazz', 'trumpet', 'french', 'experimental']
                                        'tag_date'  1998
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620535994.673781  (2021-05-09 06:53:14)
                             'size'  8848200