<pre>
======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '145'
                                          'artist'  'The Classmates'
                                     'text_people'  ''
                                         'release'  'Trashcan Records Vol. 01 - Exotica Special'
                                           'title'  'In Morocco'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'Q-JZFKS-2', 'Q-OLDST-1', 'q-chart-1', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-2']")
                                      'lastfmtags'  "['doo wop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '116.9'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================<mutagen.mp3.MPEGInfo object at 0x7f95382f15e0>

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''<br/>                                     <img style="width:150px" src="image?fid=1385304"/>
'TALB' (Album/Movie/Show title)                     'Trashcan Records Vol. 01 - Exotica Special'
'TBPM' (BPM (beats per minute))                     '116.9'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDRC' (Recording time)                             '1975'
'TENC' (Encoded by)                                 'iTunes 8.2.0.23, QuickTime 7.6.2'
'TIT2' (Title/songname/content description)         'In Morocco'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Classmates'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   'doo wop'
'TXXX:q-bass'                                       '2'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.09 dB'
'TXXX:replaygain_track_peak'                        '0.477034'
'WXXX:'                                             WXXX(encoding=&lt;Encoding.UTF16: 1&gt;, desc='', url='http://www.avs4you.com')

========================== row from database ==========================
                                              'id'  1385304
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Monte Babson - va - Trashcan Records Vol. 01 - Exotica Special/09 - The Classmates - In Morocco (Decca) (Strood, Kent, U.K.).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  145
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  5914602
                                           'mtime'  1620532647
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Monte Babson va 09 (Decca) (Strood, Kent, U.K.) prerock jb jazz lounge exotica bossa
                                      'tag_artist'  The Classmates
                                     'tag_release'  Trashcan Records Vol. 01 - Exotica Special
                                       'tag_title'  In Morocco
                                             'bpm'  116.9
                                    'search_title'  'in':1 'morocco':2
                                   'search_artist'  'classmates':2 'the':1
                                  'search_release'  'exotica':5 'records':2 'special':6 'trashcan':1 'vol':3,4
                                     'search_rest'  'babson':6 'bossa':20 'country':4 'decca':8,9 'exotica':2 'jazz':1 'jb':18 'k':15 'kent':12,13 'lounge':19 'monte':5 'oldies':3 'prerock':17 'strood':10,11 'u':14 'uk':16 'va':7
                                    'search_combo'  'babson':16 'bossa':30 'classmates':4B 'country':14 'decca':18,19 'exotica':9C,12 'in':1A 'jazz':11 'jb':28 'k':25 'kent':22,23 'lounge':29 'monte':15 'morocco':2A 'oldies':13 'prerock':27 'records':6C 'special':10C 'strood':20,21 'the':3B 'trashcan':5C 'u':24 'uk':26 'va':17 'vol':7C,8C
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['doo wop']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620532647.2534733  (2021-05-09 05:57:27)
                             'size'  5914602