======================== unified (from filesystem) ========================
                                         'bitrate'  '197.294'
                                        'duration'  '138'
                                          'artist'  'Torment'
                                     'text_people'  ''
                                         'release'  'Psyclops Carnival'
                                           'title'  'Pass It On'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['thrash metal', 'black metal', 'german thrash metal', 'psychobilly', 'death "
 "metal']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '12'
                                            'date'  '1986'
                                        'comments'  ''
                                           'genre'  'rock-rockabilly or psychobilly'
                                             'bpm'  '145.580'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Psyclops Carnival'
'TBPM' (BPM (beats per minute))                     '145.580'
'TCON' (Content type, a.k.a. Genre)                 'rock-rockabilly or psychobilly'
'TDOR' (Original release time)                      '1986'
'TDRC' (Recording time)                             '1986'
'TIT2' (Title/songname/content description)         'Pass It On'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Torment'
'TPE2' (Band/orchestra/accompaniment)               'Torment'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Nervous Records'
'TRCK' (Track number/Position in set)               '12/12'
'TSO2'                                              'Torment'
'TSOP' (Performer sort order)                       'Torment'
'TXXX:CATALOGNUMBER'                                'NERD 025'
'TXXX:MusicBrainz Album Artist Id'                  'a4cc406c-f4ab-4998-a99f-854bc843bcf5'
'TXXX:MusicBrainz Album Id'                         'f7b42109-392f-4f1e-a1f5-5bab4b40f44d'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a4cc406c-f4ab-4998-a99f-854bc843bcf5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['thrash metal',
 'black metal',
 'german thrash metal',
 'psychobilly',
 'death metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.14 dB'
'TXXX:replaygain_track_peak'                        '0.659617'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5748770b-7db9-427a-96f9-70a3fed66fc7')

========================== row from database ==========================
                                              'id'  1360832
                                            'path'  /data/Music/Bulk/00poprockelectronic/musica/Torment/1986 - Psyclops Carnival/12 - Pass It On.mp3
                                         'working'  None
                                         'bitrate'  197
                                    'duration_sec'  138
                                           'genre'  rock-rockabilly or psychobilly
                                        'filesize'  3424604
                                           'mtime'  1620526912
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic musica 1986 12 rock rockabilly psychobilly
                                      'tag_artist'  Torment
                                     'tag_release'  Psyclops Carnival
                                       'tag_title'  Pass It On
                                             'bpm'  145.58
                                    'search_title'  'it':2 'on':3 'pass':1
                                   'search_artist'  'torment':1
                                  'search_release'  'carnival':2 'psyclops':1
                                     'search_rest'  '00poprockelectronic':1 '1986':3 'musica':2 'psychobilly':6 'rock':4 'rockabilly':5
                                    'search_combo'  '00poprockelectronic':7 '1986':9 'carnival':6C 'it':2A 'musica':8 'on':3A 'pass':1A 'psychobilly':12 'psyclops':5C 'rock':10 'rockabilly':11 'torment':4B
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', '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-1', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['thrash metal', 'black metal', 'german thrash metal', 'psychobilly', 'death metal']
                                        'tag_date'  1986
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620526911.9274507  (2021-05-09 04:21:51)
                             'size'  3424604