def insertRuleset(self, ruleset, domain):
		'''增加一个robots.txt规则集'''
		cur = self.conn.cursor()
		cur.execute("SELECT did FROM Domains WHERE domain=?", (domain,))
		did = cur.fetchone()[0]
		cur.execute("INSERT INTO Rulesets VALUES (NULL,?,?)",(did, ruleset))
		# 写入到文件
		self.conn.commit()
def test_can_encode_relationship_with_names(self):
        a = Node("Person", name="Alice")
        b = Node("Person", name="Bob")
        ab = KNOWS(a, b)
        encoded = cypher_repr(ab, related_node_template="{property.name}")
        self.assertEqual("(Alice)-[:KNOWS {}]->(Bob)", encoded)