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from py2neo import Graph, Node
# 使用新版连接协议（注意端口改为7687）
db = Graph("neo4j://127.0.0.1:7687", auth=("neo4j", "DsideaL4r5t6y7u"))
# 更现代的写法（使用上下文管理器自动提交）
node_1 = Node("英雄", name="张无忌")
node_2 = Node("英雄", name="杨逍", power=100)
node_3 = Node("派别", name="明教")
db.create(node_1 | node_2 | node_3) # 使用 | 运算符组合节点
print(node_1)
