======================== unified (from filesystem) ========================
                                         'bitrate'  '180.105'
                                        'duration'  '168'
                                          'artist'  'Gramophonedzie'
                                     'text_people'  ''
                                         'release'  'The Electro Swing Revolution'
                                           'title'  "Why Don't You"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', "
 "'Q-PLAY-2', 'q-bass-4', 'Q-CHART-3', 'Q-OLDST-3', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'Q-MIXBEAT-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['house', 'electro-swing', 'dance', 'trip-hop', 'trip hop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '16'
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '124.7'
                                             'key'  '7A'
                                        'acoustid'  'b1755875-fa10-458b-ab3c-0769a20ce8c7'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Electro Swing Revolution'
'TBPM' (BPM (beats per minute))                     '124.7'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDOR' (Original release time)                      '2011'
'TDRC' (Recording time)                             '2011-04-01'
'TIT2' (Title/songname/content description)         "Why Don't You"
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Gramophonedzie'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  "Lola's World"
'TRCK' (Track number/Position in set)               '15/16'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Gramophonedzie'
'TSRC' (ISRC (international standard recording code))  'GBAAA0900967'
'TSST' (Set subtitle)                               'Dance, Dance, Dance'
'TXXX:ASIN'                                         'B004GJ73ZG'
'TXXX:Acoustid Id'                                  'b1755875-fa10-458b-ab3c-0769a20ce8c7'
'TXXX:Artists'                                      'Gramophonedzie'
'TXXX:BARCODE'                                      '4260036283358'
'TXXX:CATALOGNUMBER'                                'CLS0002352'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '6e7b27b8-d0a3-4943-b50b-6be6824b0ce2'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '3f0ca327-69b4-4018-acda-ad1e22d43bb7'
'TXXX:MusicBrainz Release Group Id'                 'c5060339-c7f1-410b-8704-4b012471ca57'
'TXXX:MusicBrainz Release Track Id'                 'f52f80ea-2d04-378a-9eaf-2153a05a910f'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '3'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['house', 'electro-swing', 'dance', 'trip-hop', 'trip hop']
'TXXX:originalyear'                                 '2011'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-7.92 dB'
'TXXX:replaygain_track_peak'                        '1.056094'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ab4b75d2-e176-4013-ad99-3aea3b8aaf18')

========================== row from database ==========================
                                              'id'  1498364
                                            'path'  /data/Music/Bulk/00poprockelectronic/1 [223k VBR]/15 Gramophonedzie - Why Don_t You.mp3
                                         'working'  None
                                         'bitrate'  180
                                    'duration_sec'  168
                                           'genre'  electronic-unsorted
                                        'filesize'  3904065
                                           'mtime'  1621695972
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1 [223k VBR] 15 Don_t electronic unsorted
                                      'tag_artist'  Gramophonedzie
                                     'tag_release'  The Electro Swing Revolution
                                       'tag_title'  Why Don't You
                                             'bpm'  124.7
                                    'search_title'  'don':2 'dont':4 't':3 'why':1 'you':5
                                   'search_artist'  'gramophonedzie':1
                                  'search_release'  'electro':2 'revolution':4 'swing':3 'the':1
                                     'search_rest'  '00poprockelectronic':1 '1':2 '223k':3,4 'don':7 'electronic':9 't':8 'unsorted':10 'vbr':5,6
                                    'search_combo'  '00poprockelectronic':11 '1':12 '223k':13,14 'don':2A,17 'dont':4A 'electro':8C 'electronic':19 'gramophonedzie':6B 'revolution':10C 'swing':9C 't':3A,18 'the':7C 'unsorted':20 'vbr':15,16 'why':1A 'you':5A
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-3', 'q-drums-4', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  ['house', 'electro-swing', 'dance', 'trip-hop', 'trip hop']
                                        'tag_date'  2011
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621695971.5467803  (2021-05-22 17:06:11)
                             'size'  3904065