{"id":41933,"date":"2025-06-05T15:55:38","date_gmt":"2025-06-05T07:55:38","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/41933.html"},"modified":"2025-06-05T15:55:38","modified_gmt":"2025-06-05T07:55:38","slug":"fastmcp%ef%bc%9a%e6%9e%84%e5%bb%ba-mcp-%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%92%8c%e5%ae%a2%e6%88%b7%e7%ab%af%e7%9a%84%e9%ab%98%e6%95%88-python-%e6%a1%86%e6%9e%b6","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/41933.html","title":{"rendered":"FastMCP\uff1a\u6784\u5efa MCP \u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u7684\u9ad8\u6548 Python \u6846\u67b6"},"content":{"rendered":"

<\/h2>\n

\u5728\u4eba\u5de5\u667a\u80fd\u9886\u57df，\u6a21\u578b\u4e0a\u4e0b\u6587\u534f\u8bae（Model Context Protocol，\u7b80\u79f0 MCP）\u4f5c\u4e3a\u4e00\u79cd\u6807\u51c6\u5316\u7684\u534f\u8bae，\u4e3a\u5927\u578b\u8bed\u8a00\u6a21\u578b（LLM）\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u4e0a\u4e0b\u6587\u548c\u5de5\u5177\u652f\u6301\u3002\u800c FastMCP \u4f5c\u4e3a\u6784\u5efa MCP \u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u7684 Python \u6846\u67b6，\u4ee5\u5176\u7b80\u6d01\u7684 API \u8bbe\u8ba1\u3001\u9ad8\u6548\u7684\u5f00\u53d1\u4f53\u9a8c\u4ee5\u53ca\u5f3a\u5927\u7684\u6269\u5c55\u80fd\u529b，\u6b63\u9010\u6e10\u6210\u4e3a\u5f00\u53d1\u8005\u4eec\u7684\u9996\u9009\u5de5\u5177\u3002<\/p>\n

\u4e00\u3001FastMCP \u7b80\u4ecb<\/h3>\n

FastMCP \u662f\u4e00\u4e2a\u7528\u4e8e\u6784\u5efa MCP \u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u7684 Python \u6846\u67b6，\u5176\u76ee\u6807\u662f\u8ba9\u5f00\u53d1\u8005\u80fd\u591f\u4ee5\u66f4\u5c11\u7684\u4ee3\u7801\u3001\u66f4\u9ad8\u7684\u6548\u7387\u6784\u5efa\u51fa\u529f\u80fd\u5f3a\u5927\u7684 MCP \u5e94\u7528\u3002\u76f8\u6bd4\u5b98\u65b9\u7684 MCP Python SDK，FastMCP \u5728\u591a\u4e2a\u65b9\u9762\u8fdb\u884c\u4e86\u4f18\u5316\u548c\u6539\u8fdb，\u63d0\u4f9b\u4e86\u66f4\u7b80\u6d01\u7684 API \u8bbe\u8ba1\u3001\u66f4\u9ad8\u6548\u7684\u5f00\u53d1\u4f53\u9a8c\u4ee5\u53ca\u66f4\u5f3a\u5927\u7684\u6269\u5c55\u80fd\u529b\u3002<\/p>\n

FastMCP \u7684\u6838\u5fc3\u4f18\u52bf\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762：<\/p>\n

（\u4e00）\u7b80\u6d01\u7684 API \u8bbe\u8ba1<\/h4>\n

FastMCP \u91c7\u7528\u4e86 Pythonic \u7684\u8bbe\u8ba1\u98ce\u683c，\u901a\u8fc7\u88c5\u9970\u5668（Decorator）\u5373\u53ef\u8f7b\u677e\u5b9a\u4e49\u5de5\u5177（Tools）\u3001\u8d44\u6e90（Resources）\u548c\u63d0\u793a（Prompts）\u3002\u8fd9\u79cd\u8bbe\u8ba1\u65b9\u5f0f\u6781\u5927\u5730\u51cf\u5c11\u4e86\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u7684\u6837\u677f\u4ee3\u7801，\u8ba9\u5f00\u53d1\u8005\u80fd\u591f\u66f4\u52a0\u4e13\u6ce8\u4e8e\u4e1a\u52a1\u903b\u8f91\u7684\u5b9e\u73b0\u3002<\/p>\n

（\u4e8c）\u9ad8\u6548\u7684\u5f00\u53d1\u4f53\u9a8c<\/h4>\n

FastMCP \u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u5185\u7f6e\u529f\u80fd，\u5982\u670d\u52a1\u5668\u7ec4\u5408\u3001\u8fdc\u7a0b\u670d\u52a1\u5668\u4ee3\u7406\u3001OpenAPI\/FastAPI \u96c6\u6210\u7b49，\u8fd9\u4e9b\u529f\u80fd\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u5f00\u53d1\u6548\u7387，\u8fd8\u4e3a\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u7075\u6d3b\u6027\u3002\u6b64\u5916，FastMCP \u8fd8\u652f\u6301\u591a\u79cd\u5ba2\u6237\u7aef\/\u670d\u52a1\u7aef\u4f20\u8f93\u6a21\u5f0f，\u5305\u62ec Stdio\u3001SSE \u548c\u5185\u5b58\u4f20\u8f93，\u80fd\u591f\u6ee1\u8db3\u4e0d\u540c\u573a\u666f\u4e0b\u7684\u5f00\u53d1\u9700\u6c42\u3002<\/p>\n

（\u4e09）\u5f3a\u5927\u7684\u6269\u5c55\u80fd\u529b<\/h4>\n

FastMCP \u7684\u8bbe\u8ba1\u5177\u6709\u9ad8\u5ea6\u7684\u53ef\u6269\u5c55\u6027，\u5f00\u53d1\u8005\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u8f7b\u677e\u6dfb\u52a0\u65b0\u7684\u529f\u80fd\u548c\u6a21\u5757\u3002\u65e0\u8bba\u662f\u6784\u5efa\u590d\u6742\u7684 AI \u5e94\u7528，\u8fd8\u662f\u8fdb\u884c\u7b80\u5355\u7684\u6570\u636e\u5904\u7406，FastMCP \u90fd\u80fd\u591f\u63d0\u4f9b\u5f3a\u5927\u7684\u652f\u6301\u3002<\/p>\n

\u4e8c\u3001FastMCP \u4e0e\u5b98\u65b9 SDK \u7684\u5173\u7cfb<\/h3>\n

FastMCP 1.0 \u7684\u6838\u5fc3\u6982\u5ff5\u5df2\u7ecf\u88ab\u7eb3\u5165\u5b98\u65b9\u7684 MCP Python SDK，\u800c\u5f53\u524d\u7684 FastMCP 2.0 \u5219\u662f\u5728\u6b64\u57fa\u7840\u4e0a\u8fdb\u884c\u7684\u8fdb\u4e00\u6b65\u6269\u5c55\u548c\u4f18\u5316\u3002FastMCP 2.0 \u4e0d\u4ec5\u7ee7\u627f\u4e86 1.0 \u7248\u672c\u7684\u57fa\u7840\u529f\u80fd，\u8fd8\u5f15\u5165\u4e86\u5b8c\u6574\u7684\u5ba2\u6237\u7aef\u652f\u6301\u3001\u670d\u52a1\u5668\u7ec4\u5408\u3001OpenAPI\/FastAPI \u96c6\u6210\u3001\u8fdc\u7a0b\u670d\u52a1\u5668\u4ee3\u7406\u4ee5\u53ca\u5185\u7f6e\u6d4b\u8bd5\u5de5\u5177\u7b49\u65b0\u529f\u80fd，\u663e\u8457\u63d0\u5347\u4e86\u5f00\u53d1\u6548\u7387\u548c\u5e94\u7528\u7684\u7075\u6d3b\u6027\u3002<\/p>\n

\u4e09\u3001\u5f00\u53d1\u793a\u4f8b<\/h3>\n

\u4e3a\u4e86\u66f4\u597d\u5730\u7406\u89e3 FastMCP \u7684\u5f3a\u5927\u529f\u80fd\u548c\u7b80\u6d01\u7684\u5f00\u53d1\u65b9\u5f0f，\u6211\u4eec\u4ee5\u4e00\u4e2a\u57fa\u4e8e FastMCP \u7684\u6570\u5b66\u8fd0\u7b97\u667a\u80fd\u95ee\u7b54\u5e94\u7528\u4e3a\u4f8b，\u8be6\u7ec6\u4ecb\u7ecd\u5176\u5f00\u53d1\u8fc7\u7a0b\u3002<\/p>\n

（\u4e00）\u5b89\u88c5 FastMCP<\/h4>\n

\u9996\u5148，\u9700\u8981\u5b89\u88c5 FastMCP \u6846\u67b6\u3002\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u5373\u53ef\u5b8c\u6210\u5b89\u88c5：<\/p>\n

uv pip install<\/span> fastmcp<\/p>\n

（\u4e8c）\u670d\u52a1\u7aef\u5b9e\u73b0<\/h4>\n

\u670d\u52a1\u7aef\u7684\u5b9e\u73b0\u975e\u5e38\u7b80\u5355，\u53ea\u9700\u8981\u5b9a\u4e49\u51e0\u4e2a\u57fa\u672c\u7684\u6570\u5b66\u8fd0\u7b97\u5de5\u5177\u5373\u53ef\u3002\u4ee5\u4e0b\u662f\u670d\u52a1\u7aef\u7684\u4ee3\u7801\u793a\u4f8b：<\/p>\n

from<\/span> fastmcp import<\/span> FastMCP<\/p>\n

mcp =<\/span> FastMCP(<\/span>name=<\/span>"MyAssistantServer"<\/span>)<\/span><\/p>\n

@mcp.<\/span>tool<\/span>(<\/span>)<\/span>
\ndef<\/span> add<\/span>(<\/span>a:<\/span> float<\/span>,<\/span> b:<\/span> float<\/span>)<\/span> –<\/span>><\/span> float<\/span>:<\/span>
\n """\u52a0\u6cd5\u8fd0\u7b97<\/p>\n

\u53c2\u6570:
\n a: \u7b2c\u4e00\u4e2a\u6570\u5b57
\n b: \u7b2c\u4e8c\u4e2a\u6570\u5b57<\/p>\n

\u8fd4\u56de:
\n \u4e24\u6570\u4e4b\u548c
\n """<\/span>
\n return<\/span> a +<\/span> b<\/p>\n

@mcp.<\/span>tool<\/span>(<\/span>)<\/span>
\ndef<\/span> subtract<\/span>(<\/span>a:<\/span> float<\/span>,<\/span> b:<\/span> float<\/span>)<\/span> –<\/span>><\/span> float<\/span>:<\/span>
\n """\u51cf\u6cd5\u8fd0\u7b97<\/p>\n

\u53c2\u6570:
\n a: \u7b2c\u4e00\u4e2a\u6570\u5b57
\n b: \u7b2c\u4e8c\u4e2a\u6570\u5b57<\/p>\n

\u8fd4\u56de:
\n \u4e24\u6570\u4e4b\u5dee (a – b)
\n """<\/span>
\n return<\/span> a –<\/span> b<\/p>\n

@mcp.<\/span>tool<\/span>(<\/span>)<\/span>
\ndef<\/span> multiply<\/span>(<\/span>a:<\/span> float<\/span>,<\/span> b:<\/span> float<\/span>)<\/span> –<\/span>><\/span> float<\/span>:<\/span>
\n """\u4e58\u6cd5\u8fd0\u7b97<\/p>\n

\u53c2\u6570:
\n a: \u7b2c\u4e00\u4e2a\u6570\u5b57
\n b: \u7b2c\u4e8c\u4e2a\u6570\u5b57<\/p>\n

\u8fd4\u56de:
\n \u4e24\u6570\u4e4b\u79ef
\n """<\/span>
\n return<\/span> a *<\/span> b<\/p>\n

@mcp.<\/span>tool<\/span>(<\/span>)<\/span>
\ndef<\/span> divide<\/span>(<\/span>a:<\/span> float<\/span>,<\/span> b:<\/span> float<\/span>)<\/span> –<\/span>><\/span> float<\/span>:<\/span>
\n """\u9664\u6cd5\u8fd0\u7b97<\/p>\n

\u53c2\u6570:
\n a: \u88ab\u9664\u6570
\n b: \u9664\u6570<\/p>\n

\u8fd4\u56de:
\n \u4e24\u6570\u4e4b\u5546 (a \/ b)<\/p>\n

\u5f02\u5e38:
\n ValueError: \u5f53\u9664\u6570\u4e3a\u96f6\u65f6
\n """<\/span>
\n if<\/span> b ==<\/span> 0<\/span>:<\/span>
\n raise<\/span> ValueError(<\/span>"\u9664\u6570\u4e0d\u80fd\u4e3a\u96f6"<\/span>)<\/span>
\n return<\/span> a \/<\/span> b<\/p>\n

if<\/span> __name__ ==<\/span> "__main__"<\/span>:<\/span>
\n mcp.<\/span>run(<\/span>transport=<\/span>'sse'<\/span>,<\/span> host=<\/span>"127.0.0.1"<\/span>,<\/span> port=<\/span>8001<\/span>)<\/span><\/p>\n

\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d，\u6211\u4eec\u5b9a\u4e49\u4e86\u56db\u4e2a\u57fa\u672c\u7684\u6570\u5b66\u8fd0\u7b97\u5de5\u5177：\u52a0\u6cd5\u3001\u51cf\u6cd5\u3001\u4e58\u6cd5\u548c\u9664\u6cd5\u3002\u901a\u8fc7\u88c5\u9970\u5668 @mcp.tool()，\u8fd9\u4e9b\u51fd\u6570\u88ab\u6ce8\u518c\u4e3a MCP \u670d\u52a1\u5668\u7684\u5de5\u5177，\u53ef\u4f9b\u5ba2\u6237\u7aef\u8c03\u7528\u3002\u6700\u540e，\u901a\u8fc7\u8c03\u7528 mcp.run() \u65b9\u6cd5\u542f\u52a8\u670d\u52a1\u5668，\u5e76\u6307\u5b9a\u4f7f\u7528 SSE \u4f20\u8f93\u6a21\u5f0f\u3002<\/p>\n

（\u4e09）\u5ba2\u6237\u7aef\u5b9e\u73b0<\/h4>\n

\u5ba2\u6237\u7aef\u7684\u5b9e\u73b0\u540c\u6837\u7b80\u5355\u3002\u901a\u8fc7\u4e00\u884c\u4ee3\u7801\u5373\u53ef\u521b\u5efa\u4e00\u4e2a MCP \u5ba2\u6237\u7aef，\u5e76\u8fde\u63a5\u5230\u670d\u52a1\u7aef\u3002\u4ee5\u4e0b\u662f\u5ba2\u6237\u7aef\u7684\u4ee3\u7801\u793a\u4f8b：<\/p>\n

from<\/span> fastmcp import<\/span> Client
\nimport<\/span> asyncio<\/p>\n

async<\/span> def<\/span> main<\/span>(<\/span>)<\/span>:<\/span>
\n # \u6d4b\u8bd5 mcp \u5ba2\u6237\u7aef\u7684\u529f\u80fd<\/span>
\n async<\/span> with<\/span> Client(<\/span>"http:\/\/127.0.0.1:8001\/sse"<\/span>)<\/span> as<\/span> mcp_client:<\/span>
\n tools =<\/span> await<\/span> mcp_client.<\/span>list_tools(<\/span>)<\/span>
\n print<\/span>(<\/span>f"Available tools: <\/span>{<\/span>tools}<\/span><\/span>"<\/span><\/span>)<\/span>
\n result =<\/span> await<\/span> mcp_client.<\/span>call_tool(<\/span>"add"<\/span>,<\/span> {<\/span>"a"<\/span>:<\/span> 5<\/span>,<\/span> "b"<\/span>:<\/span> 3<\/span>}<\/span>)<\/span>
\n print<\/span>(<\/span>f"Result: <\/span>{<\/span>result[<\/span>0<\/span>]<\/span>.<\/span>text}<\/span><\/span>"<\/span><\/span>)<\/span><\/p>\n

if<\/span> __name__ ==<\/span> "__main__"<\/span>:<\/span>
\n asyncio.<\/span>run(<\/span>main(<\/span>)<\/span>)<\/span><\/p>\n

\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d，\u6211\u4eec\u901a\u8fc7 Client \u7c7b\u521b\u5efa\u4e86\u4e00\u4e2a MCP \u5ba2\u6237\u7aef，\u5e76\u8fde\u63a5\u5230\u670d\u52a1\u7aef\u3002\u901a\u8fc7\u8c03\u7528 list_tools() \u65b9\u6cd5，\u6211\u4eec\u53ef\u4ee5\u83b7\u53d6\u670d\u52a1\u7aef\u63d0\u4f9b\u7684\u6240\u6709\u5de5\u5177\u5217\u8868\u3002\u7136\u540e，\u901a\u8fc7\u8c03\u7528 call_tool() \u65b9\u6cd5，\u6211\u4eec\u53ef\u4ee5\u8c03\u7528\u670d\u52a1\u7aef\u7684\u5de5\u5177\u5e76\u83b7\u53d6\u7ed3\u679c\u3002<\/p>\n

（\u56db）\u6570\u5b66\u8fd0\u7b97\u667a\u80fd\u95ee\u7b54\u5e94\u7528<\/h4>\n

\u57fa\u4e8e FastMCP，\u6211\u4eec\u8fd8\u53ef\u4ee5\u6784\u5efa\u4e00\u4e2a\u6570\u5b66\u8fd0\u7b97\u667a\u80fd\u95ee\u7b54\u5e94\u7528\u3002\u8be5\u5e94\u7528\u901a\u8fc7\u4e0e\u5927\u8bed\u8a00\u6a21\u578b（LLM）\u8fdb\u884c\u4ea4\u4e92，\u6839\u636e\u7528\u6237\u7684\u8f93\u5165\u8c03\u7528\u76f8\u5e94\u7684\u5de5\u5177\u8fdb\u884c\u8ba1\u7b97，\u5e76\u8fd4\u56de\u7ed3\u679c\u3002\u4ee5\u4e0b\u662f\u8be5\u5e94\u7528\u7684\u4ee3\u7801\u793a\u4f8b：<\/p>\n

import<\/span> asyncio
\nimport<\/span> json
\nimport<\/span> logging
\nimport<\/span> os
\nfrom<\/span> typing import<\/span> List,<\/span> Dict<\/p>\n

from<\/span> fastmcp import<\/span> Client
\nfrom<\/span> openai import<\/span> OpenAI<\/p>\n

class<\/span> LLMClient<\/span>:<\/span>
\n """LLM\u5ba2\u6237\u7aef，\u8d1f\u8d23\u4e0e\u5927\u8bed\u8a00\u6a21\u578bAPI\u901a\u4fe1"""<\/span><\/p>\n

def<\/span> __init__<\/span>(<\/span>self,<\/span> model_name:<\/span> str<\/span>,<\/span> url:<\/span> str<\/span>,<\/span> api_key:<\/span> str<\/span>)<\/span> –<\/span>><\/span> None<\/span>:<\/span>
\n self.<\/span>model_name:<\/span> str<\/span> =<\/span> model_name
\n self.<\/span>url:<\/span> str<\/span> =<\/span> url
\n self.<\/span>client =<\/span> OpenAI(<\/span>api_key=<\/span>api_key,<\/span> base_url=<\/span>url)<\/span><\/p>\n

def<\/span> get_response<\/span>(<\/span>self,<\/span> messages:<\/span> List[<\/span>Dict[<\/span>str<\/span>,<\/span> str<\/span>]<\/span>]<\/span>)<\/span> –<\/span>><\/span> str<\/span>:<\/span>
\n """\u53d1\u9001\u6d88\u606f\u7ed9LLM\u5e76\u83b7\u53d6\u54cd\u5e94"""<\/span>
\n response =<\/span> self.<\/span>client.<\/span>chat.<\/span>completions.<\/span>create(<\/span>
\n model=<\/span>self.<\/span>model_name,<\/span>
\n messages=<\/span>messages,<\/span>
\n stream=<\/span>False<\/span>
\n )<\/span>
\n return<\/span> response.<\/span>choices[<\/span>0<\/span>]<\/span>.<\/span>message.<\/span>content<\/p>\n

class<\/span> ChatSession<\/span>:<\/span>
\n """\u804a\u5929\u4f1a\u8bdd，\u5904\u7406\u7528\u6237\u8f93\u5165\u548cLLM\u54cd\u5e94，\u5e76\u4e0eMCP\u5de5\u5177\u4ea4\u4e92"""<\/span><\/p>\n

def<\/span> __init__<\/span>(<\/span>self,<\/span> llm_client:<\/span> LLMClient,<\/span> mcp_client:<\/span> Client)<\/span> –<\/span>><\/span> None<\/span>:<\/span>
\n self.<\/span>mcp_client:<\/span> Client =<\/span> mcp_client
\n self.<\/span>llm_client:<\/span> LLMClient =<\/span> llm_client<\/p>\n

async<\/span> def<\/span> process_llm_response<\/span>(<\/span>self,<\/span> llm_response:<\/span> str<\/span>)<\/span> –<\/span>><\/span> str<\/span>:<\/span>
\n """\u5904\u7406LLM\u54cd\u5e94，\u89e3\u6790\u5de5\u5177\u8c03\u7528\u5e76\u6267\u884c"""<\/span>
\n try<\/span>:<\/span>
\n # \u5c1d\u8bd5\u79fb\u9664\u53ef\u80fd\u7684markdown\u683c\u5f0f<\/span>
\n if<\/span> llm_response.<\/span>startswith(<\/span>'```json'<\/span>)<\/span>:<\/span>
\n llm_response =<\/span> llm_response.<\/span>strip(<\/span>'```json'<\/span>)<\/span>.<\/span>strip(<\/span>'```'<\/span>)<\/span>.<\/span>strip(<\/span>)<\/span>
\n tool_call =<\/span> json.<\/span>loads(<\/span>llm_response)<\/span>
\n if<\/span> "tool"<\/span> in<\/span> tool_call and<\/span> "arguments"<\/span> in<\/span> tool_call:<\/span>
\n # \u68c0\u67e5\u5de5\u5177\u662f\u5426\u53ef\u7528<\/span>
\n tools =<\/span> await<\/span> self.<\/span>mcp_client.<\/span>list_tools(<\/span>)<\/span>
\n if<\/span> any<\/span>(<\/span>tool.<\/span>name ==<\/span> tool_call[<\/span>"tool"<\/span>]<\/span> for<\/span> tool in<\/span> tools)<\/span>:<\/span>
\n try<\/span>:<\/span>
\n # \u6267\u884c\u5de5\u5177\u8c03\u7528<\/span>
\n result =<\/span> await<\/span> self.<\/span>mcp_client.<\/span>call_tool(<\/span>
\n tool_call[<\/span>"tool"<\/span>]<\/span>,<\/span> tool_call[<\/span>"arguments"<\/span>]<\/span>
\n )<\/span><\/p>\n

return<\/span> f"Tool execution result: <\/span>{<\/span>result}<\/span><\/span>"<\/span><\/span>
\n except<\/span> Exception as<\/span> e:<\/span>
\n error_msg =<\/span> f"Error executing tool: <\/span>{<\/span>str<\/span>(<\/span>e)<\/span>}<\/span><\/span>"<\/span><\/span>
\n logging.<\/span>error(<\/span>error_msg)<\/span>
\n return<\/span> error_msg
\n return<\/span> f"No server found with tool: <\/span>{<\/span>tool_call[<\/span>'tool'<\/span>]<\/span>}<\/span><\/span>"<\/span><\/span>
\n return<\/span> llm_response
\n except<\/span> json.<\/span>JSONDecodeError:<\/span>
\n # \u5982\u679c\u4e0d\u662fJSON\u683c\u5f0f，\u76f4\u63a5\u8fd4\u56de\u539f\u59cb\u54cd\u5e94<\/span>
\n return<\/span> llm_response<\/p>\n

async<\/span> def<\/span> start<\/span>(<\/span>self,<\/span> system_message:<\/span> str<\/span>)<\/span> –<\/span>><\/span> None<\/span>:<\/span>
\n """\u542f\u52a8\u804a\u5929\u4f1a\u8bdd\u7684\u4e3b\u5faa\u73af"""<\/span>
\n messages =<\/span> [<\/span>{<\/span>"role"<\/span>:<\/span> "system"<\/span>,<\/span> "content"<\/span>:<\/span> system_message}<\/span>]<\/span>
\n while<\/span> True<\/span>:<\/span>
\n try<\/span>:<\/span>
\n # \u83b7\u53d6\u7528\u6237\u8f93\u5165<\/span>
\n user_input =<\/span> input<\/span>(<\/span>"\u7528\u6237: "<\/span>)<\/span>.<\/span>strip(<\/span>)<\/span>.<\/span>lower(<\/span>)<\/span>
\n if<\/span> user_input in<\/span> [<\/span>"quit"<\/span>,<\/span> "exit"<\/span>,<\/span> "\u9000\u51fa"<\/span>]<\/span>:<\/span>
\n print<\/span>(<\/span>'AI\u52a9\u624b\u9000\u51fa'<\/span>)<\/span>
\n break<\/span>
\n messages.<\/span>append(<\/span>{<\/span>"role"<\/span>:<\/span> "user"<\/span>,<\/span> "content"<\/span>:<\/span> user_input}<\/span>)<\/span><\/p>\n

# \u83b7\u53d6LLM\u7684\u521d\u59cb\u54cd\u5e94<\/span>
\n llm_response =<\/span> self.<\/span>llm_client.<\/span>get_response(<\/span>messages)<\/span>
\n print<\/span>(<\/span>"\u52a9\u624b: "<\/span>,<\/span> llm_response)<\/span><\/p>\n

# \u5904\u7406\u53ef\u80fd\u7684\u5de5\u5177\u8c03\u7528<\/span>
\n result =<\/span> await<\/span> self.<\/span>process_llm_response(<\/span>llm_response)<\/span><\/p>\n

# \u5982\u679c\u5904\u7406\u7ed3\u679c\u4e0e\u539f\u59cb\u54cd\u5e94\u4e0d\u540c，\u8bf4\u660e\u6267\u884c\u4e86\u5de5\u5177\u8c03\u7528，\u9700\u8981\u8fdb\u4e00\u6b65\u5904\u7406<\/span>
\n while<\/span> result !=<\/span> llm_response:<\/span>
\n messages.<\/span>append(<\/span>{<\/span>"role"<\/span>:<\/span> "assistant"<\/span>,<\/span> "content"<\/span>:<\/span> llm_response}<\/span>)<\/span>
\n messages.<\/span>append(<\/span>{<\/span>"role"<\/span>:<\/span> "system"<\/span>,<\/span> "content"<\/span>:<\/span> result}<\/span>)<\/span><\/p>\n

# \u5c06\u5de5\u5177\u6267\u884c\u7ed3\u679c\u53d1\u9001\u56deLLM\u83b7\u53d6\u65b0\u54cd\u5e94<\/span>
\n llm_response =<\/span> self.<\/span>llm_client.<\/span>get_response(<\/span>messages)<\/span>
\n result =<\/span> await<\/span> self.<\/span>process_llm_response(<\/span>llm_response)<\/span>
\n print<\/span>(<\/span>"\u52a9\u624b: "<\/span>,<\/span> llm_response)<\/span><\/p>\n

messages.<\/span>append(<\/span>{<\/span>"role"<\/span>:<\/span> "assistant"<\/span>,<\/span> "content"<\/span>:<\/span> llm_response}<\/span>)<\/span><\/p>\n

except<\/span> KeyboardInterrupt:<\/span>
\n print<\/span>(<\/span>'AI\u52a9\u624b\u9000\u51fa'<\/span>)<\/span>
\n break<\/span><\/p>\n

async<\/span> def<\/span> main<\/span>(<\/span>)<\/span>:<\/span>
\n async<\/span> with<\/span> Client(<\/span>"http:\/\/127.0.0.1:8001\/sse"<\/span>)<\/span> as<\/span> mcp_client:<\/span>
\n # \u521d\u59cb\u5316LLM\u5ba2\u6237\u7aef，\u4f7f\u7528\u901a\u4e49\u5343\u95ee\u6a21\u578b<\/span>
\n llm_client =<\/span> LLMClient(<\/span>model_name=<\/span>'qwen-plus-latest'<\/span>,<\/span> api_key=<\/span>os.<\/span>getenv(<\/span>'DASHSCOPE_API_KEY'<\/span>)<\/span>,<\/span>
\n url=<\/span>'https:\/\/dashscope.aliyuncs.com\/compatible-mode\/v1'<\/span>)<\/span><\/p>\n

# \u83b7\u53d6\u53ef\u7528\u5de5\u5177\u5217\u8868\u5e76\u683c\u5f0f\u5316\u4e3a\u7cfb\u7edf\u63d0\u793a\u7684\u4e00\u90e8\u5206<\/span>
\n tools =<\/span> await<\/span> mcp_client.<\/span>list_tools(<\/span>)<\/span>
\n dict_list =<\/span> [<\/span>tool.<\/span>__dict__ for<\/span> tool in<\/span> tools]<\/span>
\n tools_description =<\/span> json.<\/span>dumps(<\/span>dict_list,<\/span> ensure_ascii=<\/span>False<\/span>)<\/span><\/p>\n

# \u7cfb\u7edf\u63d0\u793a，\u6307\u5bfcLLM\u5982\u4f55\u4f7f\u7528\u5de5\u5177\u548c\u8fd4\u56de\u54cd\u5e94<\/span>
\n system_message =<\/span> f'''
\n \u4f60\u662f\u4e00\u4e2a\u667a\u80fd\u52a9\u624b，\u4e25\u683c\u9075\u5faa\u4ee5\u4e0b\u534f\u8bae\u8fd4\u56de\u54cd\u5e94：<\/p>\n

\u53ef\u7528\u5de5\u5177：<\/span>{<\/span>tools_description}<\/span><\/span><\/p>\n

\u54cd\u5e94\u89c4\u5219：
\n 1\u3001\u5f53\u9700\u8981\u8ba1\u7b97\u65f6，\u8fd4\u56de\u4e25\u683c\u7b26\u5408\u4ee5\u4e0b\u683c\u5f0f\u7684\u7eaf\u51c0JSON：
\n {{
\n "tool": "tool-name",
\n "arguments": {{
\n "argument-name": "value"
\n }}
\n }}
\n 2\u3001\u7981\u6b62\u5305\u542b\u4ee5\u4e0b\u5185\u5bb9：
\n – Markdown\u6807\u8bb0（\u5982```json）
\n – \u81ea\u7136\u8bed\u8a00\u89e3\u91ca（\u5982"\u7ed3\u679c："）
\n – \u683c\u5f0f\u5316\u6570\u503c（\u5fc5\u987b\u4fdd\u6301\u539f\u59cb\u7cbe\u5ea6）
\n – \u5355\u4f4d\u7b26\u53f7（\u5982\u5143\u3001kg）<\/p>\n

\u6821\u9a8c\u6d41\u7a0b：
\n \u2713 \u53c2\u6570\u6570\u91cf\u4e0e\u5de5\u5177\u5b9a\u4e49\u4e00\u81f4
\n \u2713 \u6570\u503c\u7c7b\u578b\u4e3anumber
\n \u2713 JSON\u683c\u5f0f\u6709\u6548\u6027\u68c0\u67e5<\/p>\n

\u6b63\u786e\u793a\u4f8b：
\n \u7528\u6237：\u5355\u4ef788.5\u4e70235\u4e2a\u591a\u5c11\u94b1？
\n \u54cd\u5e94：{{"tool":"multiply","arguments":{{"a":88.5,"b":235}}}}<\/p>\n

\u9519\u8bef\u793a\u4f8b：
\n \u7528\u6237：\u603b\u91d1\u989d\u662f\u591a\u5c11？
\n \u9519\u8bef\u54cd\u5e94：\u603b\u4ef7500\u5143 \u2192 \u542b\u81ea\u7136\u8bed\u8a00
\n \u9519\u8bef\u54cd\u5e94：```json{{…}}```\u2192 \u542bMarkdown<\/p>\n

3\u3001\u5728\u6536\u5230\u5de5\u5177\u7684\u54cd\u5e94\u540e：
\n – \u5c06\u539f\u59cb\u6570\u636e\u8f6c\u5316\u4e3a\u81ea\u7136\u3001\u5bf9\u8bdd\u5f0f\u7684\u56de\u5e94
\n – \u4fdd\u6301\u56de\u590d\u7b80\u6d01\u4f46\u4fe1\u606f\u4e30\u5bcc
\n – \u805a\u7126\u4e8e\u6700\u76f8\u5173\u7684\u4fe1\u606f
\n – \u4f7f\u7528\u7528\u6237\u95ee\u9898\u4e2d\u7684\u9002\u5f53\u4e0a\u4e0b\u6587
\n – \u907f\u514d\u7b80\u5355\u91cd\u590d\u4f7f\u7528\u539f\u59cb\u6570\u636e
\n '''<\/span><\/span>
\n # \u542f\u52a8\u804a\u5929\u4f1a\u8bdd<\/span>
\n chat_session =<\/span> ChatSession(<\/span>llm_client=<\/span>llm_client,<\/span> mcp_client=<\/span>mcp_client)<\/span>
\n await<\/span> chat_session.<\/span>start(<\/span>system_message=<\/span>system_message)<\/span><\/p>\n

if<\/span> __name__ ==<\/span> "__
\n__main__":<\/span>
\n asyncio.<\/span>run(<\/span>main(<\/span>)<\/span>)<\/span><\/p>\n

（\u4e94）\u8fd0\u884c\u9a8c\u8bc1<\/h4>\n

\u8fd0\u884c\u670d\u52a1\u7aef\u4ee3\u7801：<\/p>\n

python fast_mcp_server.py<\/p>\n

\u8fd0\u884c\u5ba2\u6237\u7aef\u4ee3\u7801：<\/p>\n

python fast_mcp_client.py<\/p>\n

\u5728\u5ba2\u6237\u7aef\u4e2d\u8f93\u5165\u6570\u5b66\u95ee\u9898，\u4f8b\u5982：<\/p>\n

\u7528\u6237: \u73b0\u5728\u8981\u8d2d\u4e70\u4e00\u6279\u8d27，\u5355\u4ef7\u662f 1034.32423，\u6570\u91cf\u662f 235326\u3002\u5546\u5bb6\u540e\u6765\u53c8\u8bf4，\u53ef\u4ee5\u5728\u8fd9\u4e2a\u57fa\u7840\u4e0a，\u625395\u6298，\u6298\u540e\u603b\u4ef7\u662f\u591a\u5c11？<\/p>\n

\u5ba2\u6237\u7aef\u4f1a\u8c03\u7528\u670d\u52a1\u7aef\u7684 multiply \u5de5\u5177\u8fdb\u884c\u8ba1\u7b97，\u5e76\u8fd4\u56de\u7ed3\u679c：<\/p>\n

\u52a9\u624b: {
\n "tool": "multiply",
\n "arguments": {
\n "a": 1034.32423,
\n "b": 235326
\n }
\n}
\n\u52a9\u624b: {
\n "tool": "multiply",
\n "arguments": {
\n "a": 243403383.74898,
\n "b": 0.95
\n }
\n}
\n\u52a9\u624b: \u6298\u540e\u603b\u4ef7\u662f231233214.56\u3002<\/p>\n

\u56db\u3001FastMCP \u7684\u66f4\u591a\u529f\u80fd<\/h3>\n

\u9664\u4e86\u4e0a\u8ff0\u63d0\u5230\u7684\u529f\u80fd\u5916，FastMCP \u8fd8\u63d0\u4f9b\u4e86\u8bb8\u591a\u5176\u4ed6\u5f3a\u5927\u7684\u529f\u80fd，\u4f8b\u5982：<\/p>\n

（\u4e00）\u670d\u52a1\u5668\u7ec4\u5408<\/h4>\n

\u901a\u8fc7 mcp.mount() \u6216 mcp.import_server() \u65b9\u6cd5，\u53ef\u4ee5\u5c06\u591a\u4e2a FastMCP \u5b9e\u4f8b\u7ec4\u5408\u5230\u4e00\u4e2a\u7236\u670d\u52a1\u5668\u4e2d，\u4ece\u800c\u6784\u5efa\u51fa\u6a21\u5757\u5316\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u6027，\u8fd8\u65b9\u4fbf\u4e86\u529f\u80fd\u7684\u6269\u5c55\u3002<\/p>\n

（\u4e8c）OpenAPI\/FastAPI \u96c6\u6210<\/h4>\n

FastMCP \u63d0\u4f9b\u4e86\u4ece\u73b0\u6709\u7684 OpenAPI \u89c4\u8303\u6216 FastAPI \u5e94\u7528\u7a0b\u5e8f\u751f\u6210 FastMCP \u670d\u52a1\u5668\u7684\u529f\u80fd\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f，\u5f00\u53d1\u8005\u53ef\u4ee5\u8f7b\u677e\u5730\u5c06\u73b0\u6709\u7684 Web API \u96c6\u6210\u5230 MCP \u751f\u6001\u7cfb\u7edf\u4e2d，\u8fdb\u4e00\u6b65\u6269\u5c55\u4e86 MCP \u7684\u5e94\u7528\u573a\u666f\u3002<\/p>\n

（\u4e09）\u4ee3\u7406\u670d\u52a1\u5668<\/h4>\n

\u901a\u8fc7 FastMCP.as_proxy() \u65b9\u6cd5，\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u4ee3\u7406\u670d\u52a1\u5668，\u8be5\u670d\u52a1\u5668\u53ef\u4ee5\u4f5c\u4e3a\u672c\u5730\u6216\u8fdc\u7a0b MCP \u670d\u52a1\u5668\u7684\u4e2d\u95f4\u5c42\u3002\u8fd9\u79cd\u65b9\u5f0f\u7279\u522b\u9002\u7528\u4e8e\u6865\u63a5\u4e0d\u540c\u7684\u4f20\u8f93\u534f\u8bae（\u4f8b\u5982，\u5c06\u8fdc\u7a0b SSE \u670d\u52a1\u5668\u4ee3\u7406\u5230\u672c\u5730 Stdio \u5ba2\u6237\u7aef）\u6216\u4e3a\u4e0d\u53d7\u63a7\u5236\u7684\u670d\u52a1\u5668\u6dfb\u52a0\u903b\u8f91\u5c42\u3002<\/p>\n

（\u56db）\u5185\u7f6e\u6d4b\u8bd5\u5de5\u5177<\/h4>\n

FastMCP \u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u5185\u7f6e\u6d4b\u8bd5\u5de5\u5177，\u652f\u6301\u901a\u8fc7\u5185\u5b58\u4f20\u8f93\u76f4\u63a5\u8fde\u63a5\u5230 FastMCP \u670d\u52a1\u5668\u5b9e\u4f8b，\u4ece\u800c\u5728\u6d4b\u8bd5\u8fc7\u7a0b\u4e2d\u65e0\u9700\u8fdb\u884c\u8fdb\u7a0b\u7ba1\u7406\u548c\u7f51\u7edc\u8c03\u7528\u3002\u8fd9\u79cd\u65b9\u5f0f\u6781\u5927\u5730\u63d0\u9ad8\u4e86\u6d4b\u8bd5\u6548\u7387，\u964d\u4f4e\u4e86\u6d4b\u8bd5\u6210\u672c\u3002<\/p>\n

\u4e94\u3001\u603b\u7ed3<\/h3>\n

FastMCP \u4f5c\u4e3a\u4e00\u4e2a\u9ad8\u6548\u3001\u7b80\u6d01\u4e14\u529f\u80fd\u5f3a\u5927\u7684 Python \u6846\u67b6，\u4e3a\u6784\u5efa MCP \u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u63d0\u4f9b\u4e86\u6781\u5927\u7684\u4fbf\u5229\u3002\u901a\u8fc7\u5176\u7b80\u6d01\u7684 API \u8bbe\u8ba1\u3001\u9ad8\u6548\u7684\u5f00\u53d1\u4f53\u9a8c\u548c\u5f3a\u5927\u7684\u6269\u5c55\u80fd\u529b，\u5f00\u53d1\u8005\u53ef\u4ee5\u5feb\u901f\u6784\u5efa\u51fa\u529f\u80fd\u4e30\u5bcc\u7684 MCP \u5e94\u7528\u3002\u65e0\u8bba\u662f\u7b80\u5355\u7684\u5de5\u5177\u5f00\u53d1，\u8fd8\u662f\u590d\u6742\u7684 AI \u5e94\u7528\u6784\u5efa，FastMCP \u90fd\u80fd\u591f\u6ee1\u8db3\u5f00\u53d1\u8005\u7684\u9700\u6c42\u3002<\/p>\n

\u5982\u679c\u4f60\u5bf9 MCP \u6216 FastMCP \u611f\u5174\u8da3，\u4e0d\u59a8\u5c1d\u8bd5\u4f7f\u7528\u5b83\u6765\u6784\u5efa\u81ea\u5df1\u7684\u5e94\u7528\u3002\u76f8\u4fe1\u4f60\u4e00\u5b9a\u4f1a\u88ab\u5176\u5f3a\u5927\u7684\u529f\u80fd\u548c\u7b80\u6d01\u7684\u8bbe\u8ba1\u6240\u5438\u5f15\u3002\u540c\u65f6，\u4e5f\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u540e\u7eed\u6587\u7ae0，\u6211\u5c06\u7ee7\u7eed\u4ecb\u7ecd\u66f4\u591a\u5173\u4e8e MCP \u7684\u5185\u5bb9，\u4ee5\u53ca FastMCP \u7684\u9ad8\u7ea7\u7528\u6cd5\u548c\u5b9e\u6218\u6848\u4f8b\u3002<\/p>\n

\n","protected":false},"excerpt":{"rendered":"

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