======================== unified (from filesystem) ========================
                                         'bitrate'  '185.413'
                                        'duration'  '423'
                                          'artist'  'Red Hot Chili Peppers'
                                     'text_people'  'Sylvester Stewart'
                                         'release'  'Out in L.A.'
                                           'title'  'If You Want Me to Stay (Pink Mustang mix)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'Q-JZFKS-2', 'Q-OLDST-3', 'q-chart-4', 'q-drums-4', 'q-other-1', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['alternative rock/funk rock/alternative/funk/rock']"
                                     'discogstags'  "['rock/alternative rock/funk metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '19'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'rock-funk'
                                             'bpm'  '101.462'
                                             'key'  '4A'
                                        'acoustid'  '33f18dbd-4f72-4964-a4ee-f7f61606c427'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Out in L.A.'
'TBPM' (BPM (beats per minute))                     '101.462'
'TCOM' (Composer)                                   'Sylvester Stewart'
'TCON' (Content type, a.k.a. Genre)                 'rock-funk'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'If You Want Me to Stay (Pink Mustang mix)'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Red Hot Chili Peppers'
'TPE2' (Band/orchestra/accompaniment)               'Red Hot Chili Peppers'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'EMI America'
'TRCK' (Track number/Position in set)               '3/19'
'TSO2'                                              'Red Hot Chili Peppers'
'TSOP' (Performer sort order)                       'Red Hot Chili Peppers'
'TXXX:ARTISTS'                                      'Red Hot Chili Peppers'
'TXXX:Acoustid Id'                                  '33f18dbd-4f72-4964-a4ee-f7f61606c427'
'TXXX:BARCODE'                                      '0208311084280'
'TXXX:CATALOGNUMBER'                                'CDP-529665'
'TXXX:MusicBrainz Album Artist Id'                  '8bfac288-ccc5-448d-9573-c33ea2aa5c30'
'TXXX:MusicBrainz Album Id'                         '599d1dcd-bb96-4802-91c4-f7afcb0143e1'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '8bfac288-ccc5-448d-9573-c33ea2aa5c30'
'TXXX:MusicBrainz Release Group Id'                 '35698910-e325-3e5a-b72c-bc9aab44feb8'
'TXXX:MusicBrainz Release Track Id'                 'b87c876e-604c-35b6-8ad1-ec07940e2d2d'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock/alternative rock/funk metal'
'TXXX:iTunes_CDDB_IDs'                              '19+9CDA5504A832C9D1200CD9D510FB94DB+844228'
'TXXX:lastfmtags'                                   'alternative rock/funk rock/alternative/funk/rock'
'TXXX:originalyear'                                 '1994'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.36 dB'
'TXXX:replaygain_track_peak'                        '0.820606'
'TXXX:tempo'                                        '00000 BPM'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f102d1f1-8a6d-49e9-b710-fca7b584e8b5')

========================== row from database ==========================
                                              'id'  1258652
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Red Hot Chili Peppers/Out In L.A_/03 If You Want Me To Stay (Pink Mustang Mix).mp3
                                         'working'  None
                                         'bitrate'  185
                                    'duration_sec'  423
                                           'genre'  rock-funk
                                        'filesize'  9918104
                                           'mtime'  1630253019
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul In L.A_ 03 To Mix) rock funk
                                      'tag_artist'  Red Hot Chili Peppers
                                     'tag_release'  Out in L.A.
                                       'tag_title'  If You Want Me to Stay (Pink Mustang mix)
                                             'bpm'  101.462
                                    'search_title'  'if':1 'me':4 'mix':10,11 'mustang':9 'pink':7,8 'stay':6 'to':5 'want':3 'you':2
                                   'search_artist'  'chili':3 'hot':2 'peppers':4 'red':1
                                  'search_release'  'a':4 'in':2 'l':3 'la':5 'out':1
                                     'search_rest'  'a':6 'funk':2 'in':4 'l':5 'la':7 'mix':9,10 'rock':11 'soul':3 'swing':1 'to':8
                                    'search_combo'  'a':19C,26 'chili':14B 'funk':22 'hot':13B 'if':1A 'in':17C,24 'l':18C,25 'la':20C,27 'me':4A 'mix':10A,11A,29,30 'mustang':9A 'out':16C 'peppers':15B 'pink':7A,8A 'red':12B 'rock':31 'soul':23 'stay':6A 'swing':21 'to':5A,28 'want':3A 'you':2A
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock/funk rock/alternative/funk/rock']
                                        'tag_date'  1994
                                     'discogstags'  ['rock/alternative rock/funk metal']

============================== file details ==============================
                                           'mtime'  1630253018.8857086  (2021-08-29 18:03:38)
                             'size'  9918104