{"id":1482,"date":"2024-05-16T01:34:21","date_gmt":"2024-05-16T01:34:21","guid":{"rendered":"https:\/\/www.nicekj.com\/?p=1482"},"modified":"2024-05-16T01:35:01","modified_gmt":"2024-05-16T01:35:01","slug":"shiyong-openai-jishucongwenbenzhongchuangjianzhishitupuyi","status":"publish","type":"post","link":"https:\/\/www.nicekj.com\/shiyong-openai-jishucongwenbenzhongchuangjianzhishitupuyi.html","title":{"rendered":"\u4f7f\u7528 OpenAI \u6280\u672f\u4ece\u6587\u672c\u4e2d\u521b\u5efa\u77e5\u8bc6\u56fe\u8c31[\u8bd1]"},"content":{"rendered":"

\u4ece\u6587\u672c\u7b49\u975e\u7ed3\u6784\u5316\u6570\u636e\u4e2d\u62bd\u53d6\u7ed3\u6784\u5316\u4fe1\u606f\u7684\u6280\u672f\u5df2\u7ecf\u5b58\u5728\u4e00\u6bb5\u65f6\u95f4\uff0c\u8fd9\u5e76\u975e\u4ec0\u4e48\u65b0\u6280\u672f\u3002\u4f46\u662f\uff0c\u5927\u8bed\u8a00\u6a21\u578b\uff08LLMs\uff09\u4e3a\u4fe1\u606f\u63d0\u53d6\u6280\u672f\u5e26\u6765\u4e86\u7ffb\u5929\u8986\u5730\u7684\u53d8\u5316\u3002\u8fc7\u53bb\uff0c\u4f60\u53ef\u80fd\u9700\u8981\u4e00\u4e2a\u7531\u673a\u5668\u5b66\u4e60\u4e13\u5bb6\u7ec4\u6210\u7684\u56e2\u961f\u6765\u6574\u7406\u6570\u636e\u96c6\u548c\u8bad\u7ec3\u4e13\u7528\u6a21\u578b\uff0c\u800c\u73b0\u5728\uff0c\u4f60\u53ea\u9700\u8981\u4f7f\u7528\u4e00\u4e2a\u5927\u8bed\u8a00\u6a21\u578b\u5c31\u53ef\u4ee5\u4e86\u3002\u8fd9\u5927\u5927\u964d\u4f4e\u4e86\u8fdb\u5165\u95e8\u69db\uff0c\u8ba9\u524d\u51e0\u5e74\u8fd8\u53ea\u5c5e\u4e8e\u9886\u57df\u4e13\u5bb6\u7684\u6280\u672f\uff0c\u73b0\u5728\u8fde\u975e\u6280\u672f\u4eba\u5458\u4e5f\u80fd\u8f7b\u677e\u638c\u63e1\u3002<\/p>\n

\n

\"\u4f7f\u7528<\/figure>\n<\/p>\n

\u4fe1\u606f\u63d0\u53d6\u6d41\u7a0b\u7684\u76ee\u7684\u662f\u5c06\u975e\u7ed3\u6784\u5316\u6587\u672c\u8f6c\u6362\u4e3a\u7ed3\u6784\u5316\u4fe1\u606f\u3002\u56fe\u7247\u6765\u6e90\u4e8e\u4f5c\u8005\u3002<\/p>\n

\u56fe\u7247\u5c55\u73b0\u4e86\u4ece\u975e\u7ed3\u6784\u5316\u6587\u672c\u5230\u7ed3\u6784\u5316\u4fe1\u606f\u7684\u8f6c\u6362\u8fc7\u7a0b\u3002\u8fd9\u4e2a\u88ab\u79f0\u4f5c\u4fe1\u606f\u63d0\u53d6\u6d41\u7a0b\u7684\u8fc7\u7a0b\uff0c\u6700\u7ec8\u5f62\u6210\u4e86\u4fe1\u606f\u7684\u56fe\u8c31\u8868\u793a\u3002\u56fe\u4e2d\u7684\u8282\u70b9\u4ee3\u8868\u5173\u952e\u5b9e\u4f53\uff0c\u8fde\u7ebf\u5219\u8868\u660e\u8fd9\u4e9b\u5b9e\u4f53\u4e4b\u95f4\u7684\u76f8\u4e92\u5173\u7cfb\u3002\u77e5\u8bc6\u56fe\u8c31\u5728\u8fdb\u884c\u591a\u6b65\u9aa4\u95ee\u7b54<\/a>\u3001\u5b9e\u65f6\u6570\u636e\u5206\u6790<\/a>\u6216\u8005\u5c06\u7ed3\u6784\u5316\u4e0e\u975e\u7ed3\u6784\u5316\u6570\u636e\u5408\u5e76\u5230\u540c\u4e00\u4e2a\u6570\u636e\u5e93\u4e2d<\/a>\u65f6\u975e\u5e38\u6709\u7528\u3002<\/p>\n

\u867d\u7136\u5229\u7528\u5927\u8bed\u8a00\u6a21\u578b\u4f7f\u5f97\u4ece\u6587\u672c\u4e2d\u63d0\u53d6\u7ed3\u6784\u5316\u4fe1\u606f\u53d8\u5f97\u66f4\u52a0\u5bb9\u6613\uff0c\u4f46\u8fd9\u4e2a\u95ee\u9898\u8fdc\u672a\u5b8c\u5168\u89e3\u51b3\u3002\u5728\u8fd9\u7bc7\u535a\u5ba2\u4e2d\uff0c\u6211\u4eec\u5c06\u5c55\u793a\u5982\u4f55\u5229\u7528 OpenAI \u51fd\u6570\u548c LangChain<\/a>\u6784\u5efa\u4e00\u4e2a\u4ece\u7ef4\u57fa\u767e\u79d1\u6837\u672c\u9875\u9762\u63d0\u53d6\u51fa\u7684\u77e5\u8bc6\u56fe\u8c31\uff0c\u5e76\u8ba8\u8bba\u5728\u6b64\u8fc7\u7a0b\u4e2d\u7684\u4e00\u4e9b\u6700\u4f73\u5b9e\u8df5\u4ee5\u53ca\u5f53\u524d\u5927\u8bed\u8a00\u6a21\u578b\u6240\u9762\u4e34\u7684\u4e00\u4e9b\u9650\u5236\u3002<\/p>\n

\u7b80\u800c\u8a00\u4e4b\uff0c\u76f8\u5173\u4ee3\u7801\u5df2\u7ecf\u53d1\u5e03\u5728GitHub<\/a>\u4e0a\u3002<\/p>\n

Neo4j \u73af\u5883\u642d\u5efa<\/h1>\n

\u8981\u8ddf\u968f\u672c\u535a\u5ba2\u7684\u793a\u4f8b\uff0c\u4f60\u9700\u8981\u642d\u5efa\u4e00\u4e2a Neo4j \u73af\u5883\u3002\u6700\u7b80\u5355\u7684\u65b9\u5f0f\u662f\u5728 Neo4j Aura<\/a>\u4e0a\u542f\u52a8\u4e00\u4e2a\u514d\u8d39\u7684\u4e91\u5b9e\u4f8b\u3002\u4f60\u4e5f\u53ef\u4ee5\u9009\u62e9\u4e0b\u8f7d Neo4j Desktop<\/a> \u5e76\u521b\u5efa\u4e00\u4e2a\u672c\u5730\u6570\u636e\u5e93\u5b9e\u4f8b\u3002<\/p>\n

\u4ee5\u4e0b\u4ee3\u7801\u6bb5\u5c06\u6f14\u793a\u5982\u4f55\u4f7f\u7528 LangChain \u5305\u6765\u8fde\u63a5 Neo4j \u6570\u636e\u5e93\u3002<\/p>\n

<\/div>
ini<\/span>
\u590d\u5236\u4ee3\u7801<\/div><\/div><\/div>from langchain.graphs import Neo4jGraph<\/span>\n<\/span>\nurl<\/span> = \"neo4j+s:\/\/databases.neo4j.io\"<\/span>  <\/span>\nusername<\/span> =\"neo4j\"<\/span>  <\/span>\npassword<\/span> = \"\"<\/span>  <\/span>\ngraph<\/span> = Neo4jGraph(  <\/span>\nurl<\/span>=url,  <\/span>\nusername<\/span>=username,  <\/span>\npassword<\/span>=password  <\/span>\n)<\/span>\n<\/code><\/pre>\n
\u4fe1\u606f\u63d0\u53d6\u6d41\u7a0b<\/h1>\n
\u4e00\u4e2a\u6807\u51c6\u7684\u4fe1\u606f\u63d0\u53d6\u6d41\u7a0b\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\u3002<\/p>\n
\n
\"\u4f7f\u7528<\/figure>\n<\/p>\n
\u4fe1\u606f\u63d0\u53d6\u6d41\u7a0b\u7684\u5404\u4e2a\u9636\u6bb5\u3002\n\u5728\u4fe1\u606f\u63d0\u53d6\u7684\u7b2c\u4e00\u6b65\uff0c\u6211\u4eec\u4f1a\u4f7f\u7528\u5171\u6307\u6d88\u89e3\u6a21\u578b\u5904\u7406\u8f93\u5165\u6587\u672c\u3002\u5171\u6307\u6d88\u89e3\u662f\u6307\u8bc6\u522b\u6240\u6709\u6307\u5411\u7279\u5b9a\u5b9e\u4f53\u7684\u8868\u8ff0\uff0c\u7b80\u800c\u8a00\u4e4b\uff0c\u5c31\u662f\u5c06\u4ee3\u8bcd\u4e0e\u5176\u6240\u6307\u7684\u5b9e\u4f53\u76f8\u8fde\u63a5\u3002\u5728\u547d\u540d\u5b9e\u4f53\u8bc6\u522b\u9636\u6bb5\uff0c\u6211\u4eec\u7684\u76ee\u6807\u662f\u8bc6\u522b\u6587\u672c\u4e2d\u63d0\u5230\u7684\u6240\u6709\u5b9e\u4f53\u3002\u4ee5\u524d\u9762\u7684\u4f8b\u5b50\u4e3a\u4f8b\uff0c\u8bc6\u522b\u51fa\u7684\u5b9e\u4f53\u6709\u4e09\u4e2a\uff1aTomaz\u3001Blog \u548c Diagram\u3002\u63a5\u4e0b\u6765\u662f\u5b9e\u4f53\u6d88\u6b67\u73af\u8282\uff0c\u8fd9\u662f\u4fe1\u606f\u63d0\u53d6\u4e2d\u975e\u5e38\u5173\u952e\u4f46\u5e38\u88ab\u5ffd\u7565\u7684\u4e00\u4e2a\u73af\u8282\u3002\u5b9e\u4f53\u6d88\u6b67\u662f\u6307\u5728\u4e0d\u540c\u5b9e\u4f53\u540d\u79f0\u6216\u5f15\u7528\u76f8\u4f3c\u7684\u60c5\u51b5\u4e0b\uff0c\u51c6\u786e\u533a\u5206\u5e76\u8bc6\u522b\u51fa\u7ed9\u5b9a\u4e0a\u4e0b\u6587\u4e2d\u6b63\u786e\u7684\u5b9e\u4f53\u3002\u5728\u6700\u540e\u4e00\u4e2a\u6b65\u9aa4\u4e2d\uff0c\u6a21\u578b\u4f1a\u5c1d\u8bd5\u8bc6\u522b\u5b9e\u4f53\u4e4b\u95f4\u7684\u4e0d\u540c\u5173\u7cfb\uff0c\u6bd4\u5982\u8bc6\u522b\u51fa Tomaz<\/strong> \u548c Blog<\/strong> \u4e4b\u95f4\u7684 \u559c\u6b22\uff08LIKES\uff09<\/strong> \u5173\u7cfb\u3002<\/p>\n
\u5229\u7528 OpenAI \u51fd\u6570\u63d0\u53d6\u7ed3\u6784\u5316\u4fe1\u606f<\/h2>\n
OpenAI \u51fd\u6570<\/a>\u975e\u5e38\u9002\u5408\u4ece\u81ea\u7136\u8bed\u8a00\u6587\u672c\u4e2d\u63d0\u53d6\u7ed3\u6784\u5316\u4fe1\u606f\u3002OpenAI \u51fd\u6570\u7684\u6838\u5fc3\u601d\u60f3\u662f\u8ba9\u5927\u8bed\u8a00\u6a21\u578b\u8f93\u51fa\u4e00\u4e2a\u9884\u5b9a\u4e49\u7684\u3001\u5df2\u586b\u5145\u597d\u6570\u636e\u7684 JSON \u5bf9\u8c61\u3002\u8fd9\u4e2a\u9884\u5b9a\u4e49\u7684 JSON \u5bf9\u8c61\u65e2\u53ef\u4ee5\u4f5c\u4e3a\u6240\u8c13\u7684 RAG \u5e94\u7528\u7a0b\u5e8f\u4e2d\u5176\u4ed6\u51fd\u6570\u7684\u8f93\u5165\uff0c\u4e5f\u53ef\u4ee5\u7528\u6765\u76f4\u63a5\u4ece\u6587\u672c\u4e2d\u63d0\u53d6\u51fa\u9884\u8bbe\u7684\u7ed3\u6784\u5316\u4fe1\u606f\u3002<\/p>\n
\u5728 LangChain \u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f20\u5165\u4e00\u4e2a Pydantic \u7c7b\u4f5c\u4e3a\u63cf\u8ff0<\/a>\uff0c\u4ee5\u5b9a\u4e49\u4f60\u5e0c\u671b OpenAI \u51fd\u6570\u8f93\u51fa\u7684 JSON \u5bf9\u8c61\u7684\u7ed3\u6784\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u5c06\u4ece\u5b9a\u4e49\u6211\u4eec\u5e0c\u671b\u4ece\u6587\u672c\u4e2d\u63d0\u53d6\u7684\u4fe1\u606f\u7ed3\u6784\u5f00\u59cb\u3002LangChain \u5df2\u7ecf\u63d0\u4f9b\u4e86\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u7684\u8282\u70b9\u548c\u5173\u7cfb\u5b9a\u4e49\uff0c\u8fd9\u4e9b\u90fd\u662f\u4ee5 Pydantic \u7c7b\u7684\u5f62\u5f0f\u9884\u5148\u5b9a\u4e49\u597d\u7684<\/a>\u3002<\/p>\n
<\/div>
python<\/span>
\u590d\u5236\u4ee3\u7801<\/div><\/div><\/div>class<\/span> Node<\/span>(Serializable<\/span>):<\/span>\n    \"\"\"Represents a node in a graph with associated properties.<\/span><\/span>\n<\/span>\n    Attributes:<\/span>\n        id (Union[str, int]): A unique identifier for the node.<\/span>\n        type (str): The type or label of the node, default is \"Node\".<\/span>\n        properties (dict): Additional properties and metadata associated with the node.<\/span>\n    \"\"\"<\/span>\n<\/span>\n    id<\/span>: Union<\/span>[str<\/span>, int<\/span>]<\/span>\n    type<\/span>: str<\/span> = \"Node\"<\/span><\/span>\n    properties: dict<\/span> = Field(default_factory=dict<\/span>)<\/span>\n<\/span>\n<\/span>\nclass<\/span> Relationship<\/span>(Serializable<\/span>):<\/span>\n    \"\"\"Represents a directed relationship between two nodes in a graph.<\/span><\/span>\n<\/span>\n    Attributes:<\/span>\n        source (Node): The source node of the relationship.<\/span>\n        target (Node): The target node of the relationship.<\/span>\n        type (str): The type of the relationship.<\/span>\n        properties (dict): Additional properties associated with the relationship.<\/span>\n    \"\"\"<\/span>\n<\/span>\n    source: Node<\/span>\n    target: Node<\/span>\n    type<\/span>: str<\/span><\/span>\n    properties: dict<\/span> = Field(default_factory=dict<\/span>)<\/span>\n<\/code><\/pre>\n
\u9057\u61be\u7684\u662f\uff0c\u76ee\u524d OpenAI \u51fd\u6570\u8fd8\u4e0d\u652f\u6301\u4f7f\u7528\u5b57\u5178\u5bf9\u8c61\u4f5c\u4e3a\u503c\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u9700\u8981\u91cd\u65b0\u5b9a\u4e49 properties<\/strong>\uff0c\u4ee5\u786e\u4fdd\u5b83\u7b26\u5408\u51fd\u6570\u63a5\u53e3\u7684\u73b0\u6709\u9650\u5236\u3002<\/p>\n
<\/div>
python<\/span>
\u590d\u5236\u4ee3\u7801<\/div><\/div><\/div>from<\/span> langchain.graphs.graph_document import<\/span> (<\/span>\n    Node as<\/span> BaseNode,<\/span>\n    Relationship as<\/span> BaseRelationship<\/span>\n)<\/span>\nfrom<\/span> typing import<\/span> List<\/span>, Dict<\/span>, Any<\/span>, Optional<\/span><\/span>\nfrom<\/span> langchain.pydantic_v1 import<\/span> Field, BaseModel<\/span>\n<\/span>\nclass<\/span> Property<\/span>(BaseModel<\/span>):<\/span>\n  \"\"\"A single property consisting of key and value\"\"\"<\/span><\/span>\n  key: str<\/span> = Field(..., description=\"key\"<\/span>)<\/span>\n  value: str<\/span> = Field(..., description=\"value\"<\/span>)<\/span>\n<\/span>\nclass<\/span> Node<\/span>(BaseNode<\/span>):<\/span>\n    properties: Optional<\/span>[List<\/span>[Property]] = Field(<\/span>\n        None<\/span>, description=\"List of node properties\"<\/span>)<\/span>\n<\/span>\nclass<\/span> Relationship<\/span>(BaseRelationship<\/span>):<\/span>\n    properties: Optional<\/span>[List<\/span>[Property]] = Field(<\/span>\n        None<\/span>, description=\"List of relationship properties\"<\/span><\/span>\n    )<\/span>\n<\/code><\/pre>\n
\u5728\u6b64\uff0c\u6211\u4eec\u5c06 properties \u7684\u503c\u6539\u5199\u4e3a Property<\/strong> \u7c7b\u7684\u5217\u8868\uff0c\u800c\u975e\u539f\u672c\u7684\u5b57\u5178\u5f62\u5f0f\uff0c\u8fd9\u6837\u505a\u662f\u4e3a\u4e86\u89e3\u51b3 API \u7684\u4f7f\u7528\u9650\u5236\u3002\u7531\u4e8e API \u4ec5\u5141\u8bb8\u4f20\u9012\u5355\u4e00\u5bf9\u8c61\uff0c\u6211\u4eec\u5c06\u8282\u70b9\u548c\u5173\u7cfb\u6574\u5408\u5230\u4e00\u4e2a\u540d\u4e3a KnowledgeGraph<\/strong> \u7684\u7c7b\u4e2d\u6765\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807\u3002<\/p>\n
<\/div>
python<\/span>
\u590d\u5236\u4ee3\u7801<\/div><\/div><\/div>class<\/span> KnowledgeGraph<\/span>(BaseModel<\/span>):<\/span>\n    \"\"\"Generate a knowledge graph with entities and relationships.\"\"\"<\/span><\/span>\n    nodes: List<\/span>[Node] = Field(<\/span>\n        ..., description=\"List of nodes in the knowledge graph\"<\/span>)<\/span>\n    rels: List<\/span>[Relationship] = Field(<\/span>\n        ..., description=\"List of relationships in the knowledge graph\"<\/span><\/span>\n    )<\/span>\n<\/code><\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u53ea\u9700\u5bf9\u63d0\u793a\u8fdb\u884c\u4e00\u756a\u7cbe\u7ec6\u8c03\u6574\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u52a8\u624b\u4e86\u3002\u6211\u7684\u63d0\u793a\u5de5\u7a0b\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n