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

def _record_blank(self, current, dict_obj):
        """
        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
        """
        if not self.list_blank:
            return
        if self.list_blank not in current:
            self.blank.append(dict_obj)