def getCliInstance():
	global _dbcli
	if not _dbcli:
		_dbcli = DatabaseHelper()
	return _dbcli
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)