======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '706'
                                          'artist'  'Parliament'
                                     'text_people'  ''
                                         'release'  'Funk Essentials: The 12" Collection and More'
                                           'title'  'Theme From the Black Hole - The Big Bang Theory'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['p funk', 'soul', 'drjazzmrfunkmusic', '70s', 'psychedelic soul', 'funk']"
                                     'discogstags'  "['funk / soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '8'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '110.7'
                                             'key'  '8A'
                                        'acoustid'  '1d777fe4-437a-4682-ba7c-d03af47899b6'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Funk Essentials: The 12" Collection and More'
'TBPM' (BPM (beats per minute))                     '110.7'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TDOR' (Original release time)                      '1999'
'TDRC' (Recording time)                             '1999-05-18'
'TIT2' (Title/songname/content description)         'Theme From the Black Hole - The Big Bang Theory'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Parliament'
'TPE2' (Band/orchestra/accompaniment)               'Parliament'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Casablanca Records'
'TRCK' (Track number/Position in set)               '8/8'
'TSO2'                                              'Parliament'
'TSOP' (Performer sort order)                       'Parliament'
'TXXX:ASIN'                                         'B00000J2SD'
'TXXX:Acoustid Id'                                  '1d777fe4-437a-4682-ba7c-d03af47899b6'
'TXXX:Artists'                                      'Parliament'
'TXXX:BARCODE'                                      '731454610926'
'TXXX:CATALOGNUMBER'                                '314 546 109-2'
'TXXX:MusicBrainz Album Artist Id'                  'd1947987-9614-49ae-bd36-8000e6b6f7d0'
'TXXX:MusicBrainz Album Id'                         '222b5d26-3321-43c3-8f50-f201ce5f686c'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'd1947987-9614-49ae-bd36-8000e6b6f7d0'
'TXXX:MusicBrainz Release Group Id'                 '7d6cbdad-19d3-3439-97ae-c87a5492132a'
'TXXX:MusicBrainz Release Track Id'                 'f2d5a376-3040-31f4-9998-620d5a99c819'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'funk / soul'
'TXXX:fBPM'                                         '0.000000'
'TXXX:fBPMQuality'                                  '0.000000'
'TXXX:lastfmtags'                                   ['p funk', 'soul', 'drjazzmrfunkmusic', '70s', 'psychedelic soul', 'funk']
'TXXX:originalyear'                                 '1999'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.55 dB'
'TXXX:replaygain_track_peak'                        '0.491506'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f005658f-cffa-41dd-8e82-ac89f76af68c')

========================== row from database ==========================
                                              'id'  1522736
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Parliament/parliament - singles & 12__ collection/Parliament - 12inch08theme from the black hole,the big bang .mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  706
                                           'genre'  funk or soul-funk
                                        'filesize'  11395240
                                           'mtime'  1620665659
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul parliament singles & 12__ collection 12inch08theme from black hole,the big bang funk soul funk
                                      'tag_artist'  Parliament
                                     'tag_release'  Funk Essentials: The 12" Collection and More
                                       'tag_title'  Theme From the Black Hole - The Big Bang Theory
                                             'bpm'  110.7
                                    'search_title'  'bang':7 'big':6 'black':4 'from':2 'hole':5 'the':3 'theme':1 'theory':8
                                   'search_artist'  'parliament':1
                                  'search_release'  '12':5 'and':7 'collection':6 'essentials':2,3 'funk':1 'more':8 'the':4
                                     'search_rest'  '12':6 '12inch08theme':8 'bang':16 'big':15 'black':10 'collection':7 'from':9 'funk':2 'hole':11,13 'parliament':4 'singles':5 'soul':3 'swing':1 'the':12,14
                                    'search_combo'  '12':14C,23 '12inch08theme':25 'and':16C 'bang':7A,33 'big':6A,32 'black':4A,27 'collection':15C,24 'essentials':11C,12C 'from':2A,26 'funk':10C,19 'hole':5A,28,30 'more':17C 'parliament':9B,21 'singles':22 'soul':20 'swing':18 'the':3A,13C,29,31 'theme':1A 'theory':8A
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['p funk', 'soul', 'drjazzmrfunkmusic', '70s', 'psychedelic soul', 'funk']
                                        'tag_date'  1999
                                     'discogstags'  ['funk / soul']

============================== file details ==============================
                                           'mtime'  1620665659.2591343  (2021-05-10 18:54:19)
                             'size'  11395240