======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '149'
                                          'artist'  'NOFX'
                                     'text_people'  ''
                                         'release'  'Heavy Petting Zoo'
                                           'title'  'Release the Hostages'
                                           '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-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['ska punk', 'punk rock', 'rock', 'punk', 'ska']"
                                     'discogstags'  "['rock', 'punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '13'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk-ska'
                                             'bpm'  '138.1'
                                             'key'  '6B'
                                        'acoustid'  '1b169587-afd5-4db3-93f0-6d60635cd006'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Heavy Petting Zoo'
'TBPM' (BPM (beats per minute))                     '138.1'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk-ska'
'TDOR' (Original release time)                      '1996'
'TDRC' (Recording time)                             '1996-01-31'
'TIT2' (Title/songname/content description)         'Release the Hostages'
'TKEY' (Initial key)                                '6B'
'TLEN' (Length)                                     '149342'
'TMED' (Media type)                                 'Cassette'
'TPE1' (Lead performer(s)/Soloist(s))               'NOFX'
'TPE2' (Band/orchestra/accompaniment)               'NOFX'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Epitaph'
'TRCK' (Track number/Position in set)               '6/13'
'TSO2'                                              'NOFX'
'TSOP' (Performer sort order)                       'NOFX'
'TSRC' (ISRC (international standard recording code))  'USEP40310306'
'TXXX:ASIN'                                         'B000001IRC'
'TXXX:Acoustid Id'                                  '1b169587-afd5-4db3-93f0-6d60635cd006'
'TXXX:Artists'                                      'NOFX'
'TXXX:BARCODE'                                      '045778645749'
'TXXX:CATALOGNUMBER'                                '86457-4'
'TXXX:MusicBrainz Album Artist Id'                  'dcaa4f81-bfb7-44eb-8594-4e74f004b6e4'
'TXXX:MusicBrainz Album Id'                         '8c1f4ce9-0f14-34bb-aa3f-13008ee55fec'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'dcaa4f81-bfb7-44eb-8594-4e74f004b6e4'
'TXXX:MusicBrainz Release Group Id'                 '9ed4de73-5d61-3007-afe0-254188dfcbe9'
'TXXX:MusicBrainz Release Track Id'                 '8512db2b-54b3-37c3-9acb-a005fbbf06f5'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'punk']
'TXXX:lastfmtags'                                   ['ska punk', 'punk rock', 'rock', 'punk', 'ska']
'TXXX:originalyear'                                 '1996'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.62 dB'
'TXXX:replaygain_track_peak'                        '0.533138'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'8b56eef8-f7d9-4fb7-ac0d-9fcf4d32ed23')

========================== row from database ==========================
                                              'id'  1286164
                                            'path'  /data/Music/Bulk/00poprockelectronic/Nofx/Heavy Petting Zoo/Nofx - Release the Hostages - 06.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  149
                                           'genre'  rock-gr-punk-ska
                                        'filesize'  3027753
                                           'mtime'  1621695924
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Nofx Nofx 06 rock gr punk ska
                                      'tag_artist'  NOFX
                                     'tag_release'  Heavy Petting Zoo
                                       'tag_title'  Release the Hostages
                                             'bpm'  138.1
                                    'search_title'  'hostages':3 'release':1 'the':2
                                   'search_artist'  'nofx':1
                                  'search_release'  'heavy':1 'petting':2 'zoo':3
                                     'search_rest'  '00poprockelectronic':1 'gr':4 'nofx':2 'punk':5 'rock':3 'ska':6
                                    'search_combo'  '00poprockelectronic':8 'gr':11 'heavy':5C 'hostages':3A 'nofx':4B,9 'petting':6C 'punk':12 'release':1A 'rock':10 'ska':13 'the':2A 'zoo':7C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['ska punk', 'punk rock', 'rock', 'punk', 'ska']
                                        'tag_date'  1996
                                     'discogstags'  ['rock', 'punk']

============================== file details ==============================
                                           'mtime'  1621695923.824416  (2021-05-22 17:05:23)
                             'size'  3027753