======================== unified (from filesystem) ========================
                                         'bitrate'  '80.0'
                                        'duration'  '162'
                                          'artist'  'Judy Garland'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Have Yourself a Merry Little Christmas'
                                           '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']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1944'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted;set-th-christmas'
                                             'bpm'  '132.966'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ['Debuted 12/30/1944 and peaked at #27 on Various Charts. Source: Pop '
 'Memories. Label/Number: Decca 23362. \r\n',
 'Debuted 1944 and peaked at # on Various Charts. Label/Number: Decca 23362. '
 'Pop Charts 1920-1954\r\n']
'COMM:ID3v1 Comment:XXX'                            'Debuted 12/30/1944 and peaked'
'TBPM' (BPM (beats per minute))                     '132.966'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-unsorted', 'set-th-christmas']
'TDRC' (Recording time)                             '1944'
'TIT2' (Title/songname/content description)         'Have Yourself a Merry Little Christmas'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Judy Garland'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'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'                        '+2.07 dB'
'TXXX:replaygain_track_peak'                        '0.576970'
'UFID:'                                             UFID(owner='', data=b'XL\x00 CH1944_004')

========================== row from database ==========================
                                              'id'  1448344
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1944/ch1944_004 - judy garland - have yourself a merry little christmas 80 m (2.43).mp3
                                         'working'  None
                                         'bitrate'  80
                                    'duration_sec'  162
                                           'genre'  prerock-unsorted;set-th-christmas
                                        'filesize'  1631687
                                           'mtime'  1620343016
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1944 ch1944_004 judy garland have yourself merry little christmas 80 (2.43) prerock unsorted;set th christmas
                                      'tag_artist'  Judy Garland
                                     'tag_release'  None
                                       'tag_title'  Have Yourself a Merry Little Christmas
                                             'bpm'  132.966
                                    'search_title'  'a':3 'christmas':6 'have':1 'little':5 'merry':4 'yourself':2
                                   'search_artist'  'garland':2 'judy':1
                                  'search_release'  
                                     'search_rest'  '004':8 '00oldiepop':5 '1944':6 '2':17 '243':19 '43':18 '80':16 'ch1944':7 'christmas':15 'country':4 'exotica':2 'garland':10 'have':11 'jazz':1 'judy':9 'little':14 'merry':13 'oldies':3 'prerock':20 'set':22,24 'th':25 'unsorted':21,23 'yourself':12
                                    'search_combo'  '004':16 '00oldiepop':13 '1944':14 '2':25 '243':27 '43':26 '80':24 'a':3A 'ch1944':15 'christmas':6A,23 'country':12 'exotica':10 'garland':8B,18 'have':1A,19 'jazz':9 'judy':7B,17 'little':5A,22 'merry':4A,21 'oldies':11 'prerock':28 'set':30,32 'th':33 'unsorted':29,31 'yourself':2A,20
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           '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'  []
                                        'tag_date'  1944
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343015.7781878  (2021-05-07 01:16:55)
                             'size'  1631687