======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '135'
                                          'artist'  'Pino Donaggio'
                                     'text_people'  ''
                                         'release'  ('unheard melodies - rare themes from international fantasy, horror & sci-fi '
 'films')
                                           'title'  'Black Cat,The  1'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-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-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'italian', 'composer', 'classical', 'spaghetti western']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1981'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '96.807'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     ('unheard melodies - rare themes from international fantasy, horror & sci-fi '
 'films')
'TBPM' (BPM (beats per minute))                     '96.807'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1981'
'TIT2' (Title/songname/content description)         'Black Cat,The  1'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pino Donaggio'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'italian', 'composer', 'classical', 'spaghetti western']
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.16 dB'
'TXXX:replaygain_track_peak'                        '0.489946'

========================== row from database ==========================
                                              'id'  647406
                                            'path'  /data/Music/Bulk/00localcharacter/VA - unheard melodies - rare themes from international fantasy, horror & sci-fi films/1981  Black Cat,The  1  (Pino Donaggio)  Italy.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  135
                                           'genre'  soundtrack-video
                                        'filesize'  5414662
                                           'mtime'  1636923461
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter VA 1981 (Pino Donaggio) Italy soundtrack video
                                      'tag_artist'  Pino Donaggio
                                     'tag_release'  unheard melodies - rare themes from international fantasy, horror & sci-fi films
                                       'tag_title'  Black Cat,The  1
                                             'bpm'  96.807
                                    'search_title'  '1':6 'black':1 'cat':2,4 'the':3,5
                                   'search_artist'  'donaggio':2 'pino':1
                                  'search_release'  'fantasy':7,8 'fi':11 'films':13 'from':5 'horror':9 'international':6 'melodies':2 'rare':3 'sci':10 'scifi':12 'themes':4 'unheard':1
                                     'search_rest'  '1981':2 'donaggio':5,6 'italy':7 'pino':3,4 'soundtrack':8 'va':1 'video':9
                                    'search_combo'  '1':6A '1981':23 'black':1A 'cat':2A,4A 'donaggio':8B,26,27 'fantasy':15C,16C 'fi':19C 'films':21C 'from':13C 'horror':17C 'international':14C 'italy':28 'melodies':10C 'pino':7B,24,25 'rare':11C 'sci':18C 'scifi':20C 'soundtrack':29 'the':3A,5A 'themes':12C 'unheard':9C 'va':22 'video':30
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'italian', 'composer', 'classical', 'spaghetti western']
                                        'tag_date'  1981
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636923460.5124052  (2021-11-14 21:57:40)
                             'size'  5414662