code: def _record_blank(self, current, dict_obj):
          
          if not self.list_blank:
              return
          if self.list_blank not in current:
              self.blank.append(dict_obj)
docs: records the dictionay in the the 'blank' attribute based on the
          'list_blank' path
  
          args:
          -----
              current: the current dictionay counts
              dict_obj: the original dictionary object