======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '56'
                                          'artist'  'Queen'
                                     'text_people'  'Howard Blake'
                                         'release'  'Flash Gordon'
                                           'title'  'The Ring (Hypnotic Seduction of Dale)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'glam rock', 'rock', 'hard rock', 'classic rock']"
                                     'discogstags'  "['rock', 'stage & screen', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '18'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic'
                                             'bpm'  '140.6'
                                             'key'  '3A'
                                        'acoustid'  '329ec1c6-5bde-4db5-a69e-48c4964a2104'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Flash Gordon'
'TBPM' (BPM (beats per minute))                     '140.6'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-classic'
'TDOR' (Original release time)                      '1980'
'TDRC' (Recording time)                             '2004-07-12'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Queen'], ['mix', 'Alan Douglas'], ['arranger', 'Queen'], ['arranger', 'Howard Blake'], ['vocal', 'Roger Taylor'], ['vocal', 'Brian May'], ['drums and synthesizer', 'Roger Taylor'], ['bass guitar, guitar and synthesizer', 'John Deacon'], ['synthesizer', 'Freddie Mercury'], ['lead vocals vocal', 'Freddie Mercury'], ['guitar and synthesizer', 'Brian May']])
'TIT2' (Title/songname/content description)         'The Ring (Hypnotic Seduction of Dale)'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Queen'
'TPE2' (Band/orchestra/accompaniment)               'Queen'
'TPE3' (Conductor/performer refinement)             'Howard Blake'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/18'
'TSO2'                                              'Queen'
'TSOP' (Performer sort order)                       'Queen'
'TSRC' (ISRC (international standard recording code))  'GBUM71103364'
'TXXX:Acoustid Id'                                  '329ec1c6-5bde-4db5-a69e-48c4964a2104'
'TXXX:MusicBrainz Album Artist Id'                  '0383dadf-2a4e-4d10-a46a-e9e041da8eb3'
'TXXX:MusicBrainz Album Id'                         '358a26e2-459c-31a4-871c-c7de90d7e310'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'soundtrack'
'TXXX:MusicBrainz Artist Id'                        '0383dadf-2a4e-4d10-a46a-e9e041da8eb3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'stage & screen', 'classic rock']
'TXXX:lastfmtags'                                   ['80s', 'glam rock', 'rock', 'hard rock', 'classic rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.92 dB'
'TXXX:replaygain_track_peak'                        '0.955716'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ff57b4c4-8459-4f45-9a15-72737bf8a6aa')

========================== row from database ==========================
                                              'id'  1475755
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Queen/Flash Gordon/04 - Queen - The Ring.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  56
                                           'genre'  rock-cppex-classic
                                        'filesize'  907320
                                           'mtime'  1636038781
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 04 rock cppex classic
                                      'tag_artist'  Queen
                                     'tag_release'  Flash Gordon
                                       'tag_title'  The Ring (Hypnotic Seduction of Dale)
                                             'bpm'  140.6
                                    'search_title'  'dale':7,8 'hypnotic':3,4 'of':6 'ring':2 'seduction':5 'the':1
                                   'search_artist'  'queen':1
                                  'search_release'  'flash':1 'gordon':2
                                     'search_rest'  'classic':4 'classicprogpsy':1 'cppex':3 'rock':2
                                    'search_combo'  'classic':15 'classicprogpsy':12 'cppex':14 'dale':7A,8A 'flash':10C 'gordon':11C 'hypnotic':3A,4A 'of':6A 'queen':9B 'ring':2A 'rock':13 'seduction':5A 'the':1A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-4', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'glam rock', 'rock', 'hard rock', 'classic rock']
                                        'tag_date'  2004
                                     'discogstags'  ['rock', 'stage & screen', 'classic rock']

============================== file details ==============================
                                           'mtime'  1636038781.1601453  (2021-11-04 16:13:01)
                             'size'  907320