======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '191'
                                          'artist'  'Rancid'
                                     'text_people'  ''
                                         'release'  'Punk-O-Rama'
                                           'title'  'I Wanna Riot'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['ska punk', 'punk rock', 'rock', 'punk', 'ska']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk;rock-gr-punk-ska'
                                             'bpm'  '105.9'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Punk-O-Rama'
'TBPM' (BPM (beats per minute))                     '105.9'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-punk', 'rock-gr-punk-ska']
'TDRC' (Recording time)                             '1994'
'TFLT' (File type)                                  'MPG/3'
'TIT2' (Title/songname/content description)         'I Wanna Riot'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rancid'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1'
'TPUB' (Publisher)                                  'Epitaph'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['ska punk', 'punk rock', 'rock', 'punk', 'ska']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.67 dB'
'TXXX:replaygain_track_peak'                        '0.609041'
'UFID:unknown'                                      UFID(owner='unknown', data=b'mailto:webmaster@mp3.com')

========================== row from database ==========================
                                              'id'  1476810
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Pennywise - Epitaph/Punk-o-Rama Vol. 1/06 - Rancid - I Wanna Riot.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  191
                                           'genre'  rock-gr-punk;rock-gr-punk-ska
                                        'filesize'  3865969
                                           'mtime'  1636912562
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner Pennywise Epitaph Vol. 1 06 rock gr punk;rock gr punk ska
                                      'tag_artist'  Rancid
                                     'tag_release'  Punk-O-Rama
                                       'tag_title'  I Wanna Riot
                                             'bpm'  105.9
                                    'search_title'  'i':1 'riot':3 'wanna':2
                                   'search_artist'  'rancid':1
                                  'search_release'  'o':2 'punk':1 'punkorama':4 'rama':3
                                     'search_rest'  '1':9 'epitaph':6 'garage':2 'gr':11 'pennywise':5 'punk':1,12,14 'rock':10,13,15 'ska':16 'stoner':4 'surf':3 'vol':7,8
                                    'search_combo'  '1':17 'epitaph':14 'garage':10 'gr':19 'i':1A 'o':6C 'pennywise':13 'punk':5C,9,20,22 'punkorama':8C 'rama':7C 'rancid':4B 'riot':3A 'rock':18,21,23 'ska':24 'stoner':12 'surf':11 'vol':15,16 'wanna':2A
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['ska punk', 'punk rock', 'rock', 'punk', 'ska']
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912561.8240504  (2021-11-14 18:56:01)
                             'size'  3865969