======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '202'
                                          'artist'  'Fatback Band'
                                     'text_people'  ''
                                         'release'  "Keep On Steppin'"
                                           'title'  'Mister Bass Man'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-3', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jazz funk', 'drjazzmrfunkmusic', 'soul', 'funk', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '9'
                                            'date'  '1974'
                                        'comments'  ''
                                           'genre'  'funk or soul;set-pl-mor;set-pl-porngroove'
                                             'bpm'  '96'
                                             'key'  '3B'
                                        'acoustid'  '8759cee6-93dd-47f9-a41d-4910e119e710'
rest: ''

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

'APIC:EV 6902'                                      type PictureType.COVER_FRONT (Cover (front)) b'EV 6902'
                                     
'GEOB:SfCDInfo'                                     GEOB(encoding=<Encoding.UTF16: 1>, mime='', filename='', desc='SfCDInfo', data=b'\x1c\x00\x00\x00d\x00\x00\x00\x01\x00\x00\x00\x89\xc6\x92\xd3\x06\xcc\xc7L\xbf\x1b\x0e\xc5\xbeb\xf0\x93\x1c\x00\x00\x00d\x00\x00\x00\x89\xc6\x92\xd3\x06\xcc\xc7L\xbf\x1b\x0e\xc5\xbeb\xf0\x93D\x00\x00\x00D\x00\x00\x00\xff\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.UTF16: 1>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x00\x00\x00\x00')
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=0, count=0)
'TALB' (Album/Movie/Show title)                     "Keep On Steppin'"
'TBPM' (BPM (beats per minute))                     '96'
'TCON' (Content type, a.k.a. Genre)                 ['funk or soul', 'set-pl-mor', 'set-pl-porngroove']
'TDOR' (Original release time)                      '1974'
'TDRC' (Recording time)                             '1974'
'TIT2' (Title/songname/content description)         'Mister Bass Man'
'TKEY' (Initial key)                                '3B'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Fatback Band'
'TPE2' (Band/orchestra/accompaniment)               'Fatback Band'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Event Records'
'TRCK' (Track number/Position in set)               '1/9'
'TSO2'                                              'Fatback Band'
'TSOP' (Performer sort order)                       'Fatback Band'
'TXXX:Acoustid Id'                                  '8759cee6-93dd-47f9-a41d-4910e119e710'
'TXXX:Artists'                                      'Fatback Band'
'TXXX:CATALOGNUMBER'                                'EV 6902'
'TXXX:MusicBrainz Album Artist Id'                  'a7290418-82e2-4016-abf4-3fd3e7db926f'
'TXXX:MusicBrainz Album Id'                         '7e817d6e-1ec8-3ab1-aad9-2e8569025fcc'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a7290418-82e2-4016-abf4-3fd3e7db926f'
'TXXX:MusicBrainz Release Group Id'                 '57484974-62c9-3e96-b8e3-80ca75a76cf7'
'TXXX:MusicBrainz Release Track Id'                 'b84253dd-1cf1-3bf7-9e19-0fe925cd3461'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['jazz funk', 'drjazzmrfunkmusic', 'soul', 'funk', 'disco']
'TXXX:mood'                                         'Not party/Electronic/Not happy/Not acoustic/Not sad/Not aggressive/Not relaxed'
'TXXX:originalyear'                                 '1974'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.73 dB'
'TXXX:replaygain_track_peak'                        '0.810729'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'fc362d2e-f801-4fc6-a76d-bed70e6eb01e')

========================== row from database ==========================
                                              'id'  1534540
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/the fatback band - keep on steppin/01 - mister bass man.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  202
                                           'genre'  funk or soul;set-pl-mor;set-pl-porngroove
                                        'filesize'  8212579
                                           'mtime'  1622658755
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul the fatback band keep on steppin 01 mister bass man funk or soul;set pl mor;set pl porngroove
                                      'tag_artist'  Fatback Band
                                     'tag_release'  Keep On Steppin'
                                       'tag_title'  Mister Bass Man
                                             'bpm'  96.0
                                    'search_title'  'bass':2 'man':3 'mister':1
                                   'search_artist'  'band':2 'fatback':1
                                  'search_release'  'keep':1 'on':2 'steppin':3,4
                                     'search_rest'  'band':6 'bass':11 'fatback':5 'funk':2 'keep':7 'man':12 'mister':10 'mor':19,21 'on':8 'or':13 'pl':18 'porngroove':23 'set':15,17,20,22 'soul':3,14,16 'steppin':9 'swing':1 'the':4
                                    'search_combo'  'band':5B,15 'bass':2A,20 'fatback':4B,14 'funk':11 'keep':6C,16 'man':3A,21 'mister':1A,19 'mor':28,30 'on':7C,17 'or':22 'pl':27 'porngroove':32 'set':24,26,29,31 'soul':12,23,25 'steppin':8C,9C,18 'swing':10 'the':13
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz funk', 'drjazzmrfunkmusic', 'soul', 'funk', 'disco']
                                        'tag_date'  1974
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622658755.38249  (2021-06-02 20:32:35)
                             'size'  8212579