nvd.py 文件源码

def __exit__(self, exc_type, exc_value, exc_tb):
        if exc_type is None:
            transaction.commit()
            meta = self._root['meta']
            if self.has_updates:
                meta.unpacked += 1
                if meta.unpacked > 25:
                    logger.debug('Packing database')
                    self._db.pack()
                    meta.unpacked = 0
                transaction.commit()
        else:
            transaction.abort()
        self._connection.close()