======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '192'
                                          'artist'  'Atb'
                                     'text_people'  ''
                                         'release'  'Pop Disco 80s'
                                           'title'  '9 Pm'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'trance', 'techno', 'electronic', 'vocal trance']"
                                     'discogstags'  "['trance', 'electronic', 'progressive trance']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '130.146'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Pop Disco 80s'
'TBPM' (BPM (beats per minute))                     '130.146'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         '9 Pm'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Atb'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '07'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['trance', 'electronic', 'progressive trance']
'TXXX:lastfmtags'                                   ['dance', 'trance', 'techno', 'electronic', 'vocal trance']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.01 dB'
'TXXX:replaygain_track_peak'                        '0.498622'

========================== row from database ==========================
                                              'id'  1403051
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Pop Disco 80s - 100 Hits (2016)/07. Atb - 9 Pm.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  192
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  7803574
                                           'mtime'  1620592878
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat 100 Hits (2016) 07. electronic we disco or italo
                                      'tag_artist'  Atb
                                     'tag_release'  Pop Disco 80s
                                       'tag_title'  9 Pm
                                             'bpm'  130.146
                                    'search_title'  '9':1 'pm':2
                                   'search_artist'  'atb':1
                                  'search_release'  '80s':3 'disco':2 'pop':1
                                     'search_rest'  '00poprockelectronic':1 '07':9,10 '100':5 '2016':7,8 'dance':3 'disco':13 'electronic':11 'generic':2 'hits':6 'italo':15 'or':14 'trapbeat':4 'we':12
                                    'search_combo'  '00poprockelectronic':7 '07':15,16 '100':11 '2016':13,14 '80s':6C '9':1A 'atb':3B 'dance':9 'disco':5C,19 'electronic':17 'generic':8 'hits':12 'italo':21 'or':20 'pm':2A 'pop':4C 'trapbeat':10 'we':18
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-3', 'Q-HAP-4', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['dance', 'trance', 'techno', 'electronic', 'vocal trance']
                                        'tag_date'  2016
                                     'discogstags'  ['trance', 'electronic', 'progressive trance']

============================== file details ==============================
                                           'mtime'  1620592877.9479387  (2021-05-09 22:41:17)
                             'size'  7803574