======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '180'
                                          'artist'  'MONGOL 800'
                                     'text_people'  ''
                                         'release'  'GO ON AS YOU ARE'
                                           'title'  "DON'T WORRY BE HAPPY"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['japanese', 'j-rock', 'punk', 'j-punk', 'okinawa']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jrock'
                                             'bpm'  '129.481'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'GO ON AS YOU ARE'
'TBPM' (BPM (beats per minute))                     '129.481'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jrock']
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         "DON'T WORRY BE HAPPY"
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'MONGOL 800'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['japanese', 'j-rock', 'punk', 'j-punk', 'okinawa']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.91 dB'
'TXXX:replaygain_track_peak'                        '0.371805'

========================== row from database ==========================
                                              'id'  1497691
                                            'path'  /data/Music/Bulk/00localcharacter/MONGOL 800/GO ON AS YOU ARE/01 DON_T WORRY BE HAPPY.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  180
                                           'genre'  loc-asia-japan;loc-asia-japan-jrock
                                        'filesize'  2903936
                                           'mtime'  1637020151
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 01 DON_T loc asia japan;loc asia japan jrock
                                      'tag_artist'  MONGOL 800
                                     'tag_release'  GO ON AS YOU ARE
                                       'tag_title'  DON'T WORRY BE HAPPY
                                             'bpm'  129.481
                                    'search_title'  'be':5 'don':1 'dont':3 'happy':6 't':2 'worry':4
                                   'search_artist'  '800':2 'mongol':1
                                  'search_release'  'are':5 'as':3 'go':1 'on':2 'you':4
                                     'search_rest'  'asia':4 'don':1 'japan':5,7,9 'jrock':10 'loc':3,6,8 't':2
                                    'search_combo'  '800':8B 'are':13C 'as':11C 'asia':17 'be':5A 'don':1A,14 'dont':3A 'go':9C 'happy':6A 'japan':18,20,22 'jrock':23 'loc':16,19,21 'mongol':7B 'on':10C 't':2A,15 'worry':4A 'you':12C
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['japanese', 'j-rock', 'punk', 'j-punk', 'okinawa']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637020150.5767677  (2021-11-16 00:49:10)
                             'size'  2903936