======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '147'
                                          'artist'  'Pascal Comelade'
                                     'text_people'  ''
                                         'release'  'Cent regards - 33 Bars'
                                           'title'  'Bolero Callejero'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'minimalism', 'avant garde', 'toy piano', 'french']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'loc-eur-france'
                                             'bpm'  '113.708'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 0000053D 0000063B 00001096 00001336 0001FC15 0001FC15 0000519D 00005851 '
 '00002727 00002727')
'TALB' (Album/Movie/Show title)                     'Cent regards - 33 Bars'
'TBPM' (BPM (beats per minute))                     '113.708'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-france'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'Bolero Callejero'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pascal Comelade'
'TRCK' (Track number/Position in set)               '02'
'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:lastfmtags'                                   ['instrumental', 'minimalism', 'avant garde', 'toy piano', 'french']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-4.03 dB'
'TXXX:replaygain_track_peak'                        '0.957252'

========================== row from database ==========================
                                              'id'  1393201
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/pascal comelade - (1989) cent regards/pascal comelade - 01 - bolero callejero.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  147
                                           'genre'  loc-eur-france
                                        'filesize'  3532972
                                           'mtime'  1620535666
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe pascal comelade (1989) cent pascal comelade 01 bolero callejero loc eur france
                                      'tag_artist'  Pascal Comelade
                                     'tag_release'  Cent regards - 33 Bars
                                       'tag_title'  Bolero Callejero
                                             'bpm'  113.708
                                    'search_title'  'bolero':1 'callejero':2
                                   'search_artist'  'comelade':2 'pascal':1
                                  'search_release'  '33':3 'bars':4 'cent':1 'regards':2
                                     'search_rest'  '00mid':1 '1989':6,7 'bolero':9 'callejero':10 'cent':8 'comelade':5 'eur':12 'europe':3 'france':13 'loc':11 'north':2 'pascal':4
                                    'search_combo'  '00mid':9 '1989':14,15 '33':7C 'bars':8C 'bolero':1A,17 'callejero':2A,18 'cent':5C,16 'comelade':4B,13 'eur':20 'europe':11 'france':21 'loc':19 'north':10 'pascal':3B,12 'regards':6C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  3A
                                           '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-2', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'minimalism', 'avant garde', 'toy piano', 'french']
                                        'tag_date'  1989
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620535666.339209  (2021-05-09 06:47:46)
                             'size'  3532972