def insertDomain(self, domain, indegree=0, outdegree=0):
		'''增加一个域名'''
		cur = self.conn.cursor()
		cur.execute("INSERT INTO Domains VALUES (NULL,?,?,?)", (domain, indegree, outdegree))
		# 写入到文件中
		self.conn.commit()
def test_should_encode_map(self):
        encoded = cypher_repr(OrderedDict([("one", 1), ("two", 2.0), ("number three", u"three")]))
        assert encoded == u"{one: 1, two: 2.0, `number three`: 'three'}"