def _delete(self):
try:<EOL><INDENT>for record in self._records:<EOL><INDENT>try:<EOL><INDENT>self._records[record]._delete()<EOL><DEDENT>except AttributeError:<EOL><INDENT>pass<EOL><DEDENT><DEDENT><DEDENT>except AttributeError:<EOL><INDENT>pass<EOL><DEDENT>
Override this method in inheriting objects to perform special clearing operations.