======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '384'
                                          'artist'  'Ensemble Nipponia'
                                     'text_people'  ''
                                         'release'  'Japan Kabuki & Other Tradition'
                                           'title'  'Hanayagi'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-1', 'Q-PLAY-2', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-1', 'q-drums-1', 'q-other-4', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['traditional japanese', 'japanese', 'traditional', 'ethnic', 'world', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1976'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan-classical'
                                             'bpm'  '143.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:AverageLevel:7\x06\x00\x00'                   PRIV(owner='AverageLevel', data=b'7\x06\x00\x00')
'PRIV:PeakValue:(b\x00\x00'                         PRIV(owner='PeakValue', data=b'(b\x00\x00')
'TALB' (Album/Movie/Show title)                     'Japan Kabuki & Other Tradition'
'TBPM' (BPM (beats per minute))                     '143.9'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-japan-classical'
'TDRC' (Recording time)                             '1976'
'TIT2' (Title/songname/content description)         'Hanayagi'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ensemble Nipponia'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['traditional japanese', 'japanese', 'traditional', 'ethnic', 'world', 'folk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.96 dB'
'TXXX:replaygain_track_peak'                        '0.911990'

========================== row from database ==========================
                                              'id'  1532388
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Traditional Japanese Vocal & Instrumental Music - Ensemble Nipponia (Killer Penguin_s shared)/010 - Hanayagi.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  384
                                           'genre'  loc-asia-japan-classical
                                        'filesize'  4649387
                                           'mtime'  1621699795
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Traditional Japanese Vocal Instrumental Music (Killer Penguin_s shared) 010 loc asia japan classical
                                      'tag_artist'  Ensemble Nipponia
                                     'tag_release'  Japan Kabuki & Other Tradition
                                       'tag_title'  Hanayagi
                                             'bpm'  143.9
                                    'search_title'  'hanayagi':1
                                   'search_artist'  'ensemble':1 'nipponia':2
                                  'search_release'  'japan':1 'kabuki':2 'other':3 'tradition':4
                                     'search_rest'  'asia':13 'classical':15 'instrumental':4 'japan':14 'japanese':2 'killer':6,7 'loc':12 'music':5 'penguin':8 's':9 'shared':10,11 'traditional':1 'vocal':3
                                    'search_combo'  'asia':20 'classical':22 'ensemble':2B 'hanayagi':1A 'instrumental':11 'japan':4C,21 'japanese':9 'kabuki':5C 'killer':13,14 'loc':19 'music':12 'nipponia':3B 'other':6C 'penguin':15 's':16 'shared':17,18 'tradition':7C 'traditional':8 'vocal':10
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['traditional japanese', 'japanese', 'traditional', 'ethnic', 'world', 'folk']
                                        'tag_date'  1976
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621699795.1862319  (2021-05-22 18:09:55)
                             'size'  4649387