'commit'

dsRag/Neo4j/TestNeo4j.py

@@ -1,14 +1,27 @@
-# conda activate rag
-# pip install neo4j
-from neo4j import GraphDatabase
+# pip install py2neo
+from py2neo import Graph, Node, Relationship
+
+# 修改密码
+# - 使用Neo4j Browser或命令行连接到系统数据库
+# http://localhost:7474/
+# ALTER CURRENT USER SET PASSWORD FROM 'neo4j' TO 'DsideaL147258369'
 
 # 连接配置
-neo4j_url = "bolt://localhost:7687"  # 建议使用bolt协议
-neo4j_user = "neo4j"
-neo4j_pwd = "neo4j"
+graph = Graph(
+    "bolt://localhost:7687",  # 建议使用bolt协议
+    auth=("neo4j", "DsideaL147258369")   # 用户名和密码
+)
 
-# 创建驱动
-with GraphDatabase.driver(neo4j_url, auth=(neo4j_user, neo4j_pwd)) as driver:
-    # 验证连接
-    driver.verify_connectivity()
-    print("成功连接到Neo4j数据库")
+# 测试连接
+try:
+    # 执行一个简单查询测试连接
+    result = graph.run("RETURN 1").data()
+    print("成功连接到Neo4j数据库，测试查询结果:", result)
+    
+    # 示例：创建一个节点
+    node = Node("Person", name="Alice")
+    graph.create(node)
+    print("成功创建节点:", node)
+    
+except Exception as e:
+    print("连接失败:", e)