psycopg2.py 文件源码

def _isolation_lookup(self):
        from psycopg2 import extensions
        return {
            'AUTOCOMMIT': extensions.ISOLATION_LEVEL_AUTOCOMMIT,
            'READ COMMITTED': extensions.ISOLATION_LEVEL_READ_COMMITTED,
            'READ UNCOMMITTED': extensions.ISOLATION_LEVEL_READ_UNCOMMITTED,
            'REPEATABLE READ': extensions.ISOLATION_LEVEL_REPEATABLE_READ,
            'SERIALIZABLE': extensions.ISOLATION_LEVEL_SERIALIZABLE
        }