======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '153'
                                          'artist'  'Jimmy Boyd'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'I Saw Mommy Kissing Santa Claus'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', 'q-chart-1', "
 "'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['male vocalists', 'pop', '50s', 'rockabilly', 'christmas']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1952'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted;set-th-christmas'
                                             'bpm'  '116.186'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ('Debuted 1952 and peaked at # on Various Charts. Label/Number: Columbia '
 '4-39871. Billboard Pop Charts (1940-1954)\r\n')
'COMM:ID3v1 Comment:XXX'                            'Debuted 1952 and peaked at #'
'TBPM' (BPM (beats per minute))                     '116.186'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-unsorted', 'set-th-christmas']
'TDRC' (Recording time)                             '1952'
'TIT2' (Title/songname/content description)         'I Saw Mommy Kissing Santa Claus'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jimmy Boyd'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['male vocalists', 'pop', '50s', 'rockabilly', 'christmas']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.63 dB'
'TXXX:replaygain_track_peak'                        '0.358459'
'UFID:'                                             UFID(owner='', data=b'XL\x00 CH1952_001')

========================== row from database ==========================
                                              'id'  1448510
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1952/ch1952_001 - jimmy boyd - i saw mommy kissing santa claus 128 js (2.33).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  153
                                           'genre'  prerock-unsorted;set-th-christmas
                                        'filesize'  2453376
                                           'mtime'  1620343031
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1952 ch1952_001 jimmy boyd saw mommy kissing santa claus 128 js (2.33) prerock unsorted;set th christmas
                                      'tag_artist'  Jimmy Boyd
                                     'tag_release'  None
                                       'tag_title'  I Saw Mommy Kissing Santa Claus
                                             'bpm'  116.186
                                    'search_title'  'claus':6 'i':1 'kissing':4 'mommy':3 'santa':5 'saw':2
                                   'search_artist'  'boyd':2 'jimmy':1
                                  'search_release'  
                                     'search_rest'  '001':8 '00oldiepop':5 '128':16 '1952':6 '2':18 '233':20 '33':19 'boyd':10 'ch1952':7 'christmas':27 'claus':15 'country':4 'exotica':2 'jazz':1 'jimmy':9 'js':17 'kissing':13 'mommy':12 'oldies':3 'prerock':21 'santa':14 'saw':11 'set':23,25 'th':26 'unsorted':22,24
                                    'search_combo'  '001':16 '00oldiepop':13 '128':24 '1952':14 '2':26 '233':28 '33':27 'boyd':8B,18 'ch1952':15 'christmas':35 'claus':6A,23 'country':12 'exotica':10 'i':1A 'jazz':9 'jimmy':7B,17 'js':25 'kissing':4A,21 'mommy':3A,20 'oldies':11 'prerock':29 'santa':5A,22 'saw':2A,19 'set':31,33 'th':34 'unsorted':30,32
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['male vocalists', 'pop', '50s', 'rockabilly', 'christmas']
                                        'tag_date'  1952
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343031.4968543  (2021-05-07 01:17:11)
                             'size'  2453376