======================== unified (from filesystem) ========================
                                         'bitrate'  '237.236'
                                        'duration'  '222'
                                          'artist'  'Carpathian Forest'
                                     'text_people'  ''
                                         'release'  "We're Going To Hell For This - Over A Decade Of Perversions"
                                           'title'  'Knokkelmann (live)'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
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 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['norwegian', 'true norwegian black metal', 'black metal', 'metal', "
 "'norwegian black metal']")
                                     'discogstags'  "['black metal', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '18'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'eid-metal-black'
                                             'bpm'  '131.8'
                                             'key'  '1A'
                                        'acoustid'  '9b667954-7969-45cd-9fcb-1943cfefc271'
rest: ''

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

'PRIV:http://www.cdtag.com:B\x00í!6\x00'            PRIV(owner='http://www.cdtag.com', data=b'B\x00\xed!6\x00')
'TALB' (Album/Movie/Show title)                     "We're Going To Hell For This - Over A Decade Of Perversions"
'TBPM' (BPM (beats per minute))                     '131.8'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-black'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'TEAM FiH'
'TIT2' (Title/songname/content description)         'Knokkelmann (live)'
'TKEY' (Initial key)                                '1A'
'TLAN' (Language(s))                                'eng'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Carpathian Forest'
'TPE2' (Band/orchestra/accompaniment)               'Carpathian Forest'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Peaceville'
'TRCK' (Track number/Position in set)               '12/18'
'TSO2'                                              'Carpathian Forest'
'TSOP' (Performer sort order)                       'Carpathian Forest'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME'
'TXXX:Acoustid Id'                                  '9b667954-7969-45cd-9fcb-1943cfefc271'
'TXXX:CATALOGNUMBER'                                'CDVILED 199'
'TXXX:MusicBrainz Album Artist Id'                  '69fa5c49-12ec-4c86-a238-4e07cc6d1a7d'
'TXXX:MusicBrainz Album Id'                         '4c68c6bf-0728-43de-bda0-27f44643147e'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '69fa5c49-12ec-4c86-a238-4e07cc6d1a7d'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:Release type'                                 'Normal'
'TXXX:Rip date'                                     '2009-01-14'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:Source'                                       'CDDA'
'TXXX:Supplier'                                     'TEAM FiH'
'TXXX:discogstags'                                  ['black metal', 'rock']
'TXXX:lastfmtags'                                   ['norwegian',
 'true norwegian black metal',
 'black metal',
 'metal',
 'norwegian black metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.20 dB'
'TXXX:replaygain_track_peak'                        '0.379849'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'eb2cde8c-c2a0-4ba9-b7d6-729223dd95d5')
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.myspace.com/blackshiningleather')

========================== row from database ==========================
                                              'id'  1391994
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Carpathian Forest - carpathian_forest-were_going_to_hell_for_this-over_a_decade_of_perversions-2002-fih_int/12-carpathian_forest-knokkelmann_(live).mp3
                                         'working'  None
                                         'bitrate'  237
                                    'duration_sec'  222
                                           'genre'  eid-metal-black
                                        'filesize'  6588967
                                           'mtime'  1620301412
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal carpathian_forest were_going_to_hell_for_this over_a_decade_of_perversions 2002 fih_int 12 carpathian_forest knokkelmann_(live) eid metal black
                                      'tag_artist'  Carpathian Forest
                                     'tag_release'  We're Going To Hell For This - Over A Decade Of Perversions
                                       'tag_title'  Knokkelmann (live)
                                             'bpm'  131.8
                                    'search_title'  'knokkelmann':1 'live':2,3
                                   'search_artist'  'carpathian':1 'forest':2
                                  'search_release'  'a':10 'decade':11 'for':7 'going':4 'hell':6 'of':12 'over':9 'perversions':13 're':2 'this':8 'to':5 'we':1 'were':3
                                     'search_rest'  '00dwimp':1 '00metal':2 '2002':16 'a':12 'black':25 'carpathian':3 'decade':13 'eid':23 'fih':17 'for':9 'forest':4 'going':6 'hell':8 'int':18 'knokkelmann':19,21 'live':20,22 'metal':24 'of':14 'over':11 'perversions':15 'this':10 'to':7 'were':5
                                    'search_combo'  '00dwimp':19 '00metal':20 '2002':34 'a':15C,30 'black':43 'carpathian':4B,21 'decade':16C,31 'eid':41 'fih':35 'for':12C,27 'forest':5B,22 'going':9C,24 'hell':11C,26 'int':36 'knokkelmann':1A,37,39 'live':2A,3A,38,40 'metal':42 'of':17C,32 'over':14C,29 'perversions':18C,33 're':7C 'this':13C,28 'to':10C,25 'we':6C 'were':8C,23
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['norwegian', 'true norwegian black metal', 'black metal', 'metal', 'norwegian black metal']
                                        'tag_date'  2007
                                     'discogstags'  ['black metal', 'rock']

============================== file details ==============================
                                           'mtime'  1620301411.6330433  (2021-05-06 13:43:31)
                             'size'  6588967