test_types_extras.py 文件源码

def test_non_dbapi_connection(self):
        from psycopg2.extras import RealDictConnection
        from psycopg2.extras import register_hstore

        conn = self.connect(connection_factory=RealDictConnection)
        try:
            register_hstore(conn)
            curs = conn.cursor()
            curs.execute("select ''::hstore as x")
            self.assertEqual(curs.fetchone()['x'], {})
        finally:
            conn.close()

        conn = self.connect(connection_factory=RealDictConnection)
        try:
            curs = conn.cursor()
            register_hstore(curs)
            curs.execute("select ''::hstore as x")
            self.assertEqual(curs.fetchone()['x'], {})
        finally:
            conn.close()