======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '244'
                                          'artist'  'Naughty Boy'
                                     'text_people'  ('Shahid Khan, Mustafa Omer, James Murray, Emily Warren, Kyla Reid, Scott '
 'Harrison & Andrea Sutherland')
                                         'release'  "Should've Been Me"
                                           'title'  "Should've Been Me"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'rnb', 'british', 'pop', 'house', 'electronic']"
                                     'discogstags'  "['house', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '92.055'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:'                                             POPM(email='', rating=0, count=0)
'TALB' (Album/Movie/Show title)                     "Should've Been Me"
'TBPM' (BPM (beats per minute))                     '92.055'
'TCOM' (Composer)                                   ('Shahid Khan, Mustafa Omer, James Murray, Emily Warren, Kyla Reid, Scott '
 'Harrison & Andrea Sutherland')
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TCOP' (Copyright message)                          '2016 Naughty Boy, under exclusive license to Virgin Records Ltd'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         "Should've Been Me"
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Naughty Boy feat. Kyla & Popcaan'
'TPE2' (Band/orchestra/accompaniment)               'Naughty Boy'
'TPOS' (Part of a set)                              '1'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['house', 'electronic']
'TXXX:lastfmtags'                                   ['dance', 'rnb', 'british', 'pop', 'house', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.60 dB'
'TXXX:replaygain_track_peak'                        '0.365533'

========================== row from database ==========================
                                              'id'  1505729
                                            'path'  /data/Music/Bulk/00poprockelectronic/2016/Naughty Boy feat. Kyla & popcaan - Should_ve Been Me.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  244
                                           'genre'  electronic-unsorted
                                        'filesize'  10120283
                                           'mtime'  1621696008
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2016 feat. Kyla & popcaan Should_ve electronic unsorted
                                      'tag_artist'  Naughty Boy
                                     'tag_release'  Should've Been Me
                                       'tag_title'  Should've Been Me
                                             'bpm'  92.055
                                    'search_title'  'been':4 'me':5 'should':1 'shouldve':3 've':2
                                   'search_artist'  'boy':2 'naughty':1
                                  'search_release'  'been':4 'me':5 'should':1 'shouldve':3 've':2
                                     'search_rest'  '00poprockelectronic':1 '2016':2 'electronic':9 'feat':3,4 'kyla':5 'popcaan':6 'should':7 'unsorted':10 've':8
                                    'search_combo'  '00poprockelectronic':13 '2016':14 'been':4A,11C 'boy':7B 'electronic':21 'feat':15,16 'kyla':17 'me':5A,12C 'naughty':6B 'popcaan':18 'should':1A,8C,19 'shouldve':3A,10C 'unsorted':22 've':2A,9C,20
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'rnb', 'british', 'pop', 'house', 'electronic']
                                        'tag_date'  2016
                                     'discogstags'  ['house', 'electronic']

============================== file details ==============================
                                           'mtime'  1621696008.3716795  (2021-05-22 17:06:48)
                             'size'  10120283