{"id":26930,"date":"2024-09-18T23:59:01","date_gmt":"2024-09-18T15:59:01","guid":{"rendered":"https:\/\/17aitech.com\/?p=26930"},"modified":"2024-10-08T15:03:59","modified_gmt":"2024-10-08T07:03:59","slug":"%e3%80%90%e9%a1%b9%e7%9b%ae%e5%ae%9e%e6%88%98%e3%80%91%e5%9f%ba%e4%ba%8eagent%e7%9a%84%e9%87%91%e8%9e%8d%e9%97%ae%e7%ad%94%e7%b3%bb%e7%bb%9f%ef%bc%9arag%e7%9a%84%e6%a3%80%e7%b4%a2%e5%a2%9e%e5%bc%ba-2","status":"publish","type":"post","link":"https:\/\/17aitech.com\/?p=26930","title":{"rendered":"\u3010\u9879\u76ee\u5b9e\u6218\u3011\u57fa\u4e8eAgent\u7684\u91d1\u878d\u95ee\u7b54\u7cfb\u7edf\uff1aRAG\u7684\u68c0\u7d22\u589e\u5f3a\u4e4b\u4e0a\u4e0b\u6587\u91cd\u6392\u548c\u538b\u7f29"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 ez-toc-wrap-left-text counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u6587\u7ae0\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 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>3\u3001\u4f18\u5316\u65e5\u5fd7\u8f93\u51fa<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/17aitech.com\/?p=26930\/#%E9%87%8D%E5%86%99MultiQueryRetriever\" >\u91cd\u5199MultiQueryRetriever<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/17aitech.com\/?p=26930\/#%E9%87%8D%E5%86%99ContextualCompressionRetriever\" >\u91cd\u5199ContextualCompressionRetriever<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/17aitech.com\/?p=26930\/#4%E3%80%81%E7%BB%99Agent%E5%A2%9E%E5%8A%A0%E6%9B%B4%E5%A4%9A%E5%B7%A5%E5%85%B7\" >4\u3001\u7ed9Agent\u589e\u52a0\u66f4\u591a\u5de5\u5177<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/17aitech.com\/?p=26930\/#%E5%AE%9E%E7%8E%B0%E5%B7%A5%E5%85%B7%E5%87%BD%E6%95%B0%EF%BC%9A%E8%AE%A1%E7%AE%97%E8%82%A1%E7%A5%A8%E5%B9%B4%E5%8C%96%E6%94%B6%E7%9B%8A%E7%8E%87\" >\u5b9e\u73b0\u5de5\u5177\u51fd\u6570\uff1a\u8ba1\u7b97\u80a1\u7968\u5e74\u5316\u6536\u76ca\u7387<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/17aitech.com\/?p=26930\/#Agent%E5%A2%9E%E5%8A%A0%E5%B7%A5%E5%85%B7\" >Agent\u589e\u52a0\u5de5\u5177<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/17aitech.com\/?p=26930\/#4%E3%80%81%E9%AA%8C%E8%AF%81%E6%B5%8B%E8%AF%95\" >4\u3001\u9a8c\u8bc1\u6d4b\u8bd5<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/17aitech.com\/?p=26930\/#%E9%97%AE%E9%A2%981%E8%A7%A3%E5%86%B3%E6%95%88%E6%9E%9C\" 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href=\"https:\/\/17aitech.com\/?p=26700\">\u3010\u9879\u76ee\u5b9e\u6218\u3011\u57fa\u4e8eAgent\u7684\u91d1\u878d\u95ee\u7b54\u7cfb\u7edf\uff1aRAG\u7684\u68c0\u7d22\u589e\u5f3a\u4e4bElasticSearch<\/a>\u4e2d\uff0c\u6211\u4eec\u5728\u5df2\u7ecf\u6784\u5efa\u7684Agent\u6846\u67b6\u4e0a\uff0c\u901a\u8fc7\u96c6\u6210\u68c0\u7d22\u5668\u5c06ES\u68c0\u7d22\u5668\u548c\u591a\u8def\u53ec\u56de\u68c0\u7d22\u5668\u96c6\u6210\u8fdb\u6765\uff0c\u63d0\u5347\u4e86\u68c0\u7d22\u7684\u53ec\u56de\u7387\u3002\u672c\u7ae0\uff0c\u6211\u4eec\u5c06\u57fa\u4e8e\u9879\u76ee\u95ee\u9898\uff0c\u8fdb\u4e00\u6b65\u4f18\u5316Agent\u7684\u68c0\u7d22\u80fd\u529b\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E9%97%AE%E9%A2%98\"><\/span>\u95ee\u9898<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u968f\u7740\u8be5\u9879\u76ee\u68c0\u7d22\u80fd\u529b\u7684\u589e\u5f3a\uff0c\u6211\u4eec\u8ba1\u5212\u5bf9\u5929\u6c60\u5927\u8d5b\u63d0\u4f9b\u76841000\u4e2a\u95ee\u9898\u8fdb\u884c\u6267\u884c\uff0c\u4f9d\u6b21\u8bc4\u4f30\u6211\u4eec\u7684\u7cfb\u7edf\u80fd\u529b\u5982\u4f55\u3002<br \/>\n\u5728\u8fd9\u4e2a\u6d4b\u8bd5\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u53d1\u73b0\u4e86\u591a\u4e2a\u5f85\u4f18\u5316\u7684\u95ee\u9898\uff0c\u5176\u4e2d\u67092\u4e2a\u95ee\u9898\u7684\u89e3\u51b3\u503c\u5f97\u5206\u4eab\uff0c\u5728\u6b64\u4f5c\u4e3a\u8bb0\u5f55\u4ee5\u4f9b\u8bfb\u8005\u53c2\u8003\u3002<\/p>\n<p><strong>\u95ee\u98981<\/strong>\uff1a\u6267\u884c\u8fc7\u7a0b\u4e2d\uff0c\u5076\u5c14\u4f1a\u51fa\u73b0RAG\u68c0\u7d22\u7ed3\u679c\u5185\u5bb9\u8fc7\u957f\uff0c<span style=\"color:red\"><strong>\u8d85\u51fa\u5927\u6a21\u578b\u80fd\u591f\u63a5\u6536\u7684\u8303\u56f4<\/strong><\/span>(\u5982\u4e0b\u56fe\u4e2d\u663e\u793a\u7684status_code=400)\uff0c\u5bfc\u81f4\u6267\u884c\u4e2d\u65ad<br \/>\n<a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98981_\u622a\u56fe1.png\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98981_\u622a\u56fe1.png\" alt=\"\" \/><\/a><br \/>\n<a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98981_\u622a\u56fe2.png\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98981_\u622a\u56fe2.png\" alt=\"\" \/><\/a><\/p>\n<p><strong>\u95ee\u98982<\/strong>\uff1aAgent\u9047\u5230\u8ba1\u7b97\u6da8\u5e45\u3001\u6536\u76ca\u7387\u7b49\u95ee\u9898\u65f6\uff0c\u4f1a<span style=\"color:red\"><strong>\u53cd\u590d\u6784\u9020SQL\u8bed\u53e5<\/strong><\/span>\uff0c\u8bd5\u56fe\u4ece\u6570\u636e\u5e93\u4e2d\u76f4\u63a5\u67e5\u8be2\u51fa\u5bf9\u5e94\u7684\u6570\u636e\uff0c\u4ece\u800c\u5bfc\u81f4\u601d\u8003\u8fed\u4ee3\u6b64\u5904\u8d85\u8fc7\u9650\u5236\uff0c\u7a0b\u5e8f\u5f02\u5e38<br \/>\n<a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98982_\u622a\u56fe1.png\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98982_\u622a\u56fe1.png\" alt=\"\" \/><\/a><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BC%98%E5%8C%96%E6%96%B9%E6%A1%88\"><\/span>\u4f18\u5316\u65b9\u6848<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5206\u6790\u4e0a\u8ff0\u95ee\u9898\u540e\uff0c\u6211\u4eec\u8ba1\u5212\u5bf9\u6574\u4f53\u7a0b\u5e8f\u8fdb\u884c\u4f18\u5316\uff0c\u4f18\u5316\u65b9\u6848\u5982\u4e0b\uff1a<br \/>\n<a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u4f18\u5316\u65b9\u6848\u622a\u56fe.png\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u4f18\u5316\u65b9\u6848\u622a\u56fe.png\" alt=\"\" \/><\/a><\/p>\n<p>\u8bf4\u660e\uff1a<\/p>\n<ul>\n<li>\u9488\u5bf9<strong>\u95ee\u98981<\/strong>\uff0c\u6211\u4eec\u8ba1\u5212\u7ed9\u96c6\u6210\u68c0\u7d22\u5668\u589e\u52a0\u4e0a\u4e0b\u6587\u91cd\u6392\u548c\u538b\u7f29\uff0c\u4ee5\u89e3\u51b3\u957f\u6587\u672c\u95ee\u9898\u3002<\/li>\n<li>\u9488\u5bf9<strong>\u95ee\u98982<\/strong>\uff0c\u6211\u4eec\u8ba1\u5212\u4e3aAgent\u6302\u8f7d\u66f4\u591a\u7684\u5de5\u5177\uff0c\u8fdb\u800c\u8ba9Agent\u4f7f\u7528\u5de5\u5177\u8ba1\u7b97\u6da8\u5e45\u3001\u6536\u76ca\u7387\u7b49\u3002<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BC%98%E5%8C%96%E6%AD%A5%E9%AA%A4\"><\/span>\u4f18\u5316\u6b65\u9aa4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1%E3%80%81%E6%A3%80%E7%B4%A2%E5%99%A8%E5%A2%9E%E5%8A%A0%E4%B8%8A%E4%B8%8B%E6%96%87%E5%8E%8B%E7%BC%A9\"><\/span>1\u3001\u68c0\u7d22\u5668\u589e\u52a0\u4e0a\u4e0b\u6587\u538b\u7f29<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4f18\u5316\u4ee3\u7801\u6587\u4ef6\uff1a<code>app\/rag\/retrievers.py<\/code><\/p>\n<pre><code class=\"language-python\">from langchain_core.callbacks import CallbackManagerForRetrieverRun\nfrom utils.logger_config import LoggerManager\nfrom langchain_core.retrievers import BaseRetriever\nfrom langchain_core.documents import Document\nfrom langchain.retrievers import EnsembleRetriever\nfrom langchain.retrievers.multi_query import MultiQueryRetriever\nfrom langchain.retrievers.contextual_compression import ContextualCompressionRetriever\nfrom langchain.retrievers.document_compressors import LLMChainExtractor\nfrom rag.elasticsearch_db import ElasticsearchDB\n# ES\u9700\u8981\u5bfc\u5165\u7684\u5e93\nfrom typing import List\nimport logging\nimport settings\nfrom langchain_community.document_transformers import (\n    LongContextReorder,\n)\nfrom utils.util import get_rerank_model\n\nlogger = LoggerManager().logger\n\nclass SimpleRetrieverWrapper():\n    &quot;&quot;&quot;\u81ea\u5b9a\u4e49\u68c0\u7d22\u5668\u5b9e\u73b0&quot;&quot;&quot;\n\n    def __init__(self, store, llm, **kwargs):\n        self.store = store\n        self.llm = llm\n        logger.info(f&#039;\u68c0\u7d22\u5668\u6240\u4f7f\u7528\u7684Chat\u6a21\u578b\uff1a{self.llm}&#039;)\n\n    def create_retriever(self):\n        logger.info(f&#039;\u521d\u59cb\u5316\u81ea\u5b9a\u4e49\u7684Retriever&#039;)\n\n        # \u521d\u59cb\u5316\u4e00\u4e2a\u7a7a\u7684\u68c0\u7d22\u5668\u5217\u8868\n        retrievers = []\n        weights = []\n\n        # Step1\uff1a\u521b\u5efa\u4e00\u4e2a \u591a\u8def\u53ec\u56de\u68c0\u7d22\u5668 MultiQueryRetriever\n        chromadb_retriever = self.store.as_retriever()\n        mq_retriever = MultiQueryRetrieverWrapper.from_llm(retriever=chromadb_retriever, llm=self.llm)\n\n        # Step2\uff1a\u521b\u5efa\u4e00\u4e2a \u4e0a\u4e0b\u6587\u538b\u7f29\u68c0\u7d22\u5668ContextualCompressionRetriever\n        if settings.COMPRESSOR_ENABLE is True:\n            compressor = LLMChainExtractor.from_llm(llm=self.llm)\n            compression_retriever = ContextualCompressionRetrieverWrapper(\n                base_compressor=compressor, base_retriever=mq_retriever\n            )\n            # \u5f00\u542f\u5f00\u5173\u5c31\u4f7f\u7528\u538b\u7f29\u68c0\u7d22\u5668\n            retrievers.append(compression_retriever)\n            weights.append(0.5)\n            logger.info(f&#039;\u5df2\u542f\u7528 ContextualCompressionRetriever&#039;)\n        else:\n            # \u5173\u95ed\u5f00\u5173\u5c31\u4f7f\u7528\u591a\u8def\u53ec\u56de\u68c0\u7d22\u5668\n            retrievers.append(mq_retriever)\n            weights.append(0.5)\n            logger.info(f&#039;\u5df2\u542f\u7528 MultiQueryRetriever&#039;)\n\n        # Step3\uff1a\u521b\u5efa\u4e00\u4e2a ES \u68c0\u7d22\u5668\n        if settings.ELASTIC_ENABLE_ES is True:\n            es_retriever = ElasticsearchRetriever()\n            retrievers.append(es_retriever)\n            weights.append(0.5)\n            logger.info(f&#039;\u5df2\u542f\u7528 ElasticsearchRetriever&#039;)\n\n        # \u4f7f\u7528\u96c6\u6210\u68c0\u7d22\u5668\uff0c\u5c06\u6240\u6709\u542f\u7528\u7684\u68c0\u7d22\u5668\u96c6\u5408\u5728\u4e00\u8d77\n        ensemble_retriever = EnsembleRetriever(retrievers=retrievers, weights=weights)\n        return ensemble_retriever<\/code><\/pre>\n<p>\u8bf4\u660e\uff1a<\/p>\n<ul>\n<li>\u9996\u5148\uff0c\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u7a7a\u7684\u68c0\u7d22\u5668\u5217\u8868\uff0c\u7528\u4e8e\u5b58\u50a8\u542f\u7528\u7684\u68c0\u7d22\u5668\u3002<\/li>\n<li>\u5176\u6b21\uff0c\u521b\u5efa\u4e00\u4e2a <code>MultiQueryRetrieverWrapper<\/code> \uff0c\u7528\u4e8e\u5c06ES\u68c0\u7d22\u5668\u4e0e\u591a\u8def\u53ec\u56de\u68c0\u7d22\u5668\u96c6\u6210\u3002<\/li>\n<li>\u7136\u540e\uff0c\u901a\u8fc7 <code>ContextualCompressionRetrieverWrapper<\/code> \uff0c\u4e3a\u591a\u8def\u68c0\u7d22\u5668\u6dfb\u52a0\u4e0a\u4e0b\u6587\u538b\u7f29\u529f\u80fd\u3002<\/li>\n<li>\u6700\u540e\uff0c\u5c06\u68c0\u7d22\u5668\u5217\u8868\u4e0e\u6743\u91cd\u5217\u8868\u4f20\u5165\u96c6\u6210\u68c0\u7d22\u5668\uff0c\u5b8c\u6210\u96c6\u6210\u3002<\/li>\n<\/ul>\n<blockquote>\n<p>\u6b64\u5904\uff0cMultiQueryRetrieverWrapper \u548c ContextualCompressionRetrieverWrapper \u5206\u522b\u662f\u57fa\u4e8e <code>MultiQueryRetriever<\/code> \u548c <code>ContextualCompressionRetriever<\/code> \u8fdb\u4e00\u6b65\u5c01\u88c5\u5b9e\u73b0\u7684\uff0c\u57283\u3001\u4e2d\u4f1a\u8be6\u7ec6\u4ecb\u7ecd\u3002<\/p>\n<\/blockquote>\n<h3><span class=\"ez-toc-section\" id=\"2%E3%80%81%E6%A3%80%E7%B4%A2%E5%99%A8%E5%A2%9E%E5%8A%A0%E4%B8%8A%E4%B8%8B%E6%96%87%E9%87%8D%E6%8E%92\"><\/span>2\u3001\u68c0\u7d22\u5668\u589e\u52a0\u4e0a\u4e0b\u6587\u91cd\u6392<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5bf9\u4e4b\u524d\u5b9e\u73b0\u7684ElasticsearchRetriever\u589e\u52a0\u4e0a\u4e0b\u6587\u91cd\u6392\u529f\u80fd\uff0c\u5177\u4f53\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<p>\u4f18\u5316\u4ee3\u7801\u6587\u4ef6\uff1a<code>app\/rag\/retrievers.py<\/code><\/p>\n<pre><code class=\"language-python\">class ElasticsearchRetriever(BaseRetriever):\n    def _get_relevant_documents(self, query: str, ) -&gt; List[Document]:\n        &quot;&quot;&quot;Return the first k documents from the list of documents&quot;&quot;&quot;\n        es_connector = ElasticsearchDB()\n        query_result = es_connector.search(query)\n\n        # \u589e\u52a0\u957f\u4e0a\u4e0b\u6587\u91cd\u6392\u5e8f\n        reordering = LongContextReorder()\n        reordered_docs = reordering.transform_documents(query_result)\n        # logger.info(f&quot;ElasticSearch\u68c0\u7d22\u5230\u7684\u539f\u59cb\u6587\u6863\uff1a&quot;)\n        # for poriginal in query_result:\n        #     logger.info(f&quot;{poriginal}&quot;)\n\n        logger.info(f&quot;ElasticSearch\u68c0\u7d22\u91cd\u6392\u540e\u7684\u6587\u6863\uff1a&quot;)\n        for preordered in reordered_docs:\n            logger.info(f&quot;{preordered}&quot;)\n\n        logger.info(f&quot;ElasticSearch\u68c0\u7d22\u5230\u8d44\u6599\u6587\u4ef6\u4e2a\u6570\uff1a{len(query_result)}&quot;)\n\n        if reordered_docs:\n            return [Document(page_content=doc) for doc in reordered_docs]\n        return []<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"3%E3%80%81%E4%BC%98%E5%8C%96%E6%97%A5%E5%BF%97%E8%BE%93%E5%87%BA\"><\/span>3\u3001\u4f18\u5316\u65e5\u5fd7\u8f93\u51fa<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u7531\u4e8e <code>MultiQueryRetriever<\/code> \u662flangchain\u5df2\u7ecf\u5c01\u88c5\u597d\u7684\u68c0\u7d22\u5668\uff0c\u5982\u679c\u6211\u4eec\u9700\u8981\u5728\u5176\u57fa\u7840\u4e0a\u589e\u52a0\u4e00\u4e9b\u529f\u80fd\uff0c\u6bd4\u5982\uff1a\u589e\u52a0\u65e5\u5fd7\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u5176\u8fdb\u884c\u91cd\u5199\uff0c\u5177\u4f53\u65b9\u6cd5\uff1a<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%E9%87%8D%E5%86%99MultiQueryRetriever\"><\/span>\u91cd\u5199MultiQueryRetriever<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Class <code>MultiQueryRetrieverWrapper<\/code>\uff0c\u7ee7\u627f <code>MultiQueryRetriever<\/code> \uff0c\u91cd\u5199 <code>_get_relevant_documents<\/code> \u65b9\u6cd5\uff0c\u5177\u4f53\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-python\">class MultiQueryRetrieverWrapper(MultiQueryRetriever):\n    def _get_relevant_documents(\n        self,\n        query: str,\n        *,\n        run_manager: CallbackManagerForRetrieverRun,\n    ) -&gt; List[Document]:\n        &quot;&quot;&quot;\n        \u5bf9MultiQueryRetriever\u8fdb\u884c\u91cd\u5199\uff0c\u589e\u52a0\u65e5\u5fd7\u6253\u5370\n        &quot;&quot;&quot;\n        queries = self.generate_queries(query, run_manager)\n        if self.include_original:\n            queries.append(query)\n        documents = self.retrieve_documents(queries, run_manager)\n\n        # \u589e\u52a0\u957f\u4e0a\u4e0b\u6587\u91cd\u6392\u5e8f\n        reordering = LongContextReorder()\n        reordered_docs = reordering.transform_documents(documents)\n\n        logger.info(f&#039;MultiQuery\u751f\u6210\u7684\u68c0\u7d22\u8bed\u53e5\uff1a&#039;)\n        for q in queries:\n            logger.info(f&quot;{q}&quot;)\n        logger.info(f&#039;MultiQuery\u68c0\u7d22\u5230\u7684\u8d44\u6599\u6587\u4ef6\uff1a&#039;)\n        for doc in documents:\n            logger.info(f&quot;{doc}&quot;)\n        logger.info(f&quot;MultiQuery\u68c0\u7d22\u5230\u8d44\u6599\u6587\u4ef6\u4e2a\u6570\uff1a{len(documents)}&quot;)\n\n        return self.unique_union(reordered_docs)<\/code><\/pre>\n<h4><span class=\"ez-toc-section\" id=\"%E9%87%8D%E5%86%99ContextualCompressionRetriever\"><\/span>\u91cd\u5199ContextualCompressionRetriever<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Class <code>ContextualCompressionRetrieverWrapper<\/code>\uff0c\u7ee7\u627f <code>ContextualCompressionRetriever<\/code> \uff0c\u91cd\u5199 <code>_get_relevant_documents<\/code> \u65b9\u6cd5\uff0c\u5177\u4f53\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-python\">class ContextualCompressionRetrieverWrapper(ContextualCompressionRetriever):\n    from typing import Any, List\n    def _get_relevant_documents(\n        self,\n        query: str,\n        *,\n        run_manager: CallbackManagerForRetrieverRun,\n        **kwargs: Any,\n    ) -&gt; List[Document]:\n        &quot;&quot;&quot;\n        \u5bf9ContextualCompressionRetriever\u8fdb\u884c\u91cd\u5199\uff0c\u589e\u52a0\u65e5\u5fd7\u6253\u5370\n        &quot;&quot;&quot;\n\n        docs = self.base_retriever.invoke(\n            query, config={&quot;callbacks&quot;: run_manager.get_child()}, **kwargs\n        )\n        if docs:\n            compressed_docs = self.base_compressor.compress_documents(\n                docs, query, callbacks=run_manager.get_child()\n            )\n            logger.info(f&#039;\u538b\u7f29\u540e\u7684\u6587\u6863\u957f\u5ea6\uff1a{len(compressed_docs)}&#039;)\n            logger.info(f&#039;\u538b\u7f29\u540e\u7684\u6587\u6863\uff1a{compressed_docs}&#039;)\n            return list(compressed_docs)\n        else:\n            return []<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"4%E3%80%81%E7%BB%99Agent%E5%A2%9E%E5%8A%A0%E6%9B%B4%E5%A4%9A%E5%B7%A5%E5%85%B7\"><\/span>4\u3001\u7ed9Agent\u589e\u52a0\u66f4\u591a\u5de5\u5177<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"%E5%AE%9E%E7%8E%B0%E5%B7%A5%E5%85%B7%E5%87%BD%E6%95%B0%EF%BC%9A%E8%AE%A1%E7%AE%97%E8%82%A1%E7%A5%A8%E5%B9%B4%E5%8C%96%E6%94%B6%E7%9B%8A%E7%8E%87\"><\/span>\u5b9e\u73b0\u5de5\u5177\u51fd\u6570\uff1a\u8ba1\u7b97\u80a1\u7968\u5e74\u5316\u6536\u76ca\u7387<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u4ee3\u7801\u6587\u4ef6\uff1a<code>app\/finance_bot_ex.py<\/code><\/p>\n<pre><code class=\"language-python\"># \u5b9a\u4e49\u80a1\u7968\u5e74\u5316\u6536\u76ca\u7387\u8ba1\u7b97\u51fd\u6570\n# \u5e74\u5316\u6536\u76ca\u7387\u5b9a\u4e49\u4e3a\uff1a\uff08\uff08\u6709\u8bb0\u5f55\u7684\u4e00\u5e74\u7684\u6700\u7ec8\u6536\u76d8\u4ef7-\u6709\u8bb0\u5f55\u7684\u4e00\u5e74\u7684\u5e74\u521d\u5f53\u5929\u5f00\u76d8\u4ef7\uff09\/\u6709\u8bb0\u5f55\u7684\u4e00\u5e74\u7684\u5f53\u5929\u5f00\u76d8\u4ef7\uff09* 100%\u3002\ndef calculate_stock_annualized_return(final_closing_price: float, initial_opening_price: float) -&gt; float:\n    &quot;&quot;&quot;\n    \u8ba1\u7b97\u80a1\u7968\u5e74\u5316\u6536\u76ca\u7387\n    &quot;&quot;&quot;\n    annualized_return = ((final_closing_price - initial_opening_price) \/ initial_opening_price) * 100\n    return annualized_return\n<\/code><\/pre>\n<h4><span class=\"ez-toc-section\" id=\"Agent%E5%A2%9E%E5%8A%A0%E5%B7%A5%E5%85%B7\"><\/span>Agent\u589e\u52a0\u5de5\u5177<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u5728<code>init_agent<\/code>\u51fd\u6570\u4e2d\uff0c\u589e\u52a0\u5de5\u5177\u51fd\u6570\uff0c\u5177\u4f53\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<p>\u4ee3\u7801\u4f18\u5316\u6587\u4ef6\uff1a<code>app\/finance_bot_ex.py<\/code><\/p>\n<pre><code class=\"language-python\">\n    def init_agent(self):\n        # \u521d\u59cb\u5316 RAG \u5de5\u5177\n        retriever_tool = self.init_rag_tools()\n\n        # \u521d\u59cb\u5316 SQL \u5de5\u5177\n        sql_tools = self.init_sql_tool(settings.SQLDATABASE_URI)\n\n        # \u521b\u5efa\u7cfb\u7edfPrompt\u63d0\u793a\u8bed\n        system_prompt = self.create_sys_prompt()\n\n        # \u521b\u5efaAgent\n        agent_executor = create_react_agent(\n            self.chat,\n            tools=[\n                get_datetime,\n                calculate_stock_annualized_return,          # \u589e\u52a0\u81ea\u5b9a\u4e49\u7684\u8ba1\u7b97\u5e74\u5316\u6536\u76ca\u7387\u5de5\u5177\n                retriever_tool] + sql_tools,\n            state_modifier=system_prompt,\n            checkpointer=MemorySaver()\n            # state_modifier=modify_state_messages,\n        )\n        return agent_executor<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"4%E3%80%81%E9%AA%8C%E8%AF%81%E6%B5%8B%E8%AF%95\"><\/span>4\u3001\u9a8c\u8bc1\u6d4b\u8bd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5b8c\u6210\u4e0a\u8ff0\u68c0\u7d22\u5668\u7684\u4f18\u5316\u4e4b\u540e\uff0c\u6211\u4eec\u4f7f\u7528test_framework.py\u8fdb\u884c\u9a8c\u8bc1\uff0c\u9a8c\u8bc1\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%E9%97%AE%E9%A2%981%E8%A7%A3%E5%86%B3%E6%95%88%E6%9E%9C\"><\/span>\u95ee\u98981\u89e3\u51b3\u6548\u679c<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol>\n<li>\n<p>\u7528\u6237\u8f93\u5165\u95ee\u9898\uff0c\u89e6\u53d1RAG\u68c0\u7d22\u7684 <code>MultiQueryRetriever<\/code> \u68c0\u7d22\u5668<br \/>\n<a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98981_\u89e3\u51b31.png\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98981_\u89e3\u51b31.png\" alt=\"\" \/><\/a><\/p>\n<\/li>\n<li>\n<p>\u901a\u8fc7\u4e0a\u4e0b\u6587\u538b\u7f29\u4e4b\u540e\uff0c\u539f\u672c <code>MultiQueryRetriever<\/code> \u68c0\u7d22\u5230\u7684\u8d44\u6599\u6587\u4ef6\u6570\u91cf\u753112\u4e2a\u51cf\u5c11\u52301\u4e2a\u3002<br \/>\n<a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98981_\u89e3\u51b32.png\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98981_\u89e3\u51b32.png\" alt=\"\" \/><\/a><\/p>\n<\/li>\n<li>\n<p>\u901a\u8fc7\u4e0a\u4e0b\u6587\u538b\u7f29\u4e4b\u540e\uff0c\u539f\u672c <code>ElasticsearchRetriever<\/code> \u68c0\u7d22\u5230\u7684\u8d44\u6599\u6587\u4ef6\u6570\u91cf\u75313\u4e2a\u51cf\u5c11\u52302\u4e2a\u3002<br \/>\n<a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98981_\u89e3\u51b33.png\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98981_\u89e3\u51b33.png\" alt=\"\" \/><\/a><\/p>\n<\/li>\n<li>\n<p>\u6700\u540e\uff0c\u5c06\u4e24\u4e2a\u68c0\u7d22\u5668\u7684\u7ed3\u679c\u8fdb\u884c\u6574\u5408\u540e\uff0c\u5927\u6a21\u578b\u7ed9\u51fa\u6700\u7ec8\u7b54\u6848\u3002<br \/>\n<a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98981_\u89e3\u51b34.png\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98981_\u89e3\u51b34.png\" alt=\"\" \/><\/a><\/p>\n<\/li>\n<\/ol>\n<h4><span class=\"ez-toc-section\" id=\"%E9%97%AE%E9%A2%982%E8%A7%A3%E5%86%B3%E6%95%88%E6%9E%9C\"><\/span>\u95ee\u98982\u89e3\u51b3\u6548\u679c<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol>\n<li>\n<p>\u6211\u4eec\u8f93\u5165\u95ee\u9898\uff1a\u8ba1\u7b97\u4ee3\u7801000798\u80a1\u7968\u57282020\u5e74\u7684\u5e74\u5316\u6536\u76ca\u7387\uff0c\u4fdd\u7559\u4e24\u4f4d\u5c0f\u6570\u3002<br \/>\n<a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98982_\u89e3\u51b31.png\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98982_\u89e3\u51b31.png\" alt=\"\" \/><\/a><\/p>\n<\/li>\n<li>\n<p>Agent\u5206\u6790\u95ee\u9898\u540e\uff0c\u5f62\u6210SQL\u67e5\u8be2\u8bed\u53e5\uff1a\u83b7\u53d62020\u5e74\u7b2c\u4e00\u5929\u5f00\u76d8\u4ef7\u4ee5\u53ca2020\u5e74\u6700\u540e\u4e00\u5929\u7684\u6536\u76d8\u4ef7<br \/>\n<a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98982_\u89e3\u51b32.png\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98982_\u89e3\u51b32.png\" alt=\"\" \/><\/a><\/p>\n<\/li>\n<li>\n<p>Agent\u83b7\u5f97\u5f00\u76d8\u4ef7\u548c\u6536\u76d8\u4ef7\u4e4b\u540e\uff0c\u8c03\u7528\u6211\u4eec\u63d0\u4f9b\u7684 <code>calculate_stock_annualized_return<\/code> \u51fd\u6570\u8ba1\u7b97\u5e74\u5316\u6536\u76ca\u7387\uff0c\u5e76\u8fd4\u56de\u7ed3\u679c\u3002<br \/>\n<a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98982_\u89e3\u51b33.png\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u95ee\u98982_\u89e3\u51b33.png\" alt=\"\" \/><\/a><\/p>\n<\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"%E7%BB%93%E6%9D%9F%E8%AF%AD\"><\/span>\u7ed3\u675f\u8bed<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u57fa\u4e8eAgent\u7684\u91d1\u878d\u95ee\u7b54\u7cfb\u7edf\u7cfb\u5217\u6587\u7ae0\u5728\u6b64\u544a\u4e00\u6bb5\u843d\u4e86\u3002<br \/>\n\u5728\u8fd9\u4e2a\u9879\u76ee\u4e2d\uff0c\u6211\u4eec\u4e0d\u53ea\u5229\u7528AI\u6280\u672f\u5b8c\u6210\u4e86\u9879\u76ee\u8bfe\u9898\uff0c\u5176\u4e2d\u4e5f\u4e0d\u4e4f\u5e94\u7528\u4e86\u8f6f\u4ef6\u5de5\u7a0b\u7684\u4e00\u4e9b\u65b9\u6cd5\u8bba\uff0c\u800c\u6700\u4e3a\u91cd\u8981\u7684\u662f\uff1a\u6211\u4eec\u89e3\u51b3\u4e86\u4e00\u4e2a\u53c8\u4e00\u4e2a\u7684\u95ee\u9898\u3002<br \/>\n\u6700\u540e\uff0c\u9644\u5e26\u4e00\u5f20\u9ed1\u795e\u8bdd\u609f\u7a7a\u7684\u56fe\u7247\uff0c\u5e0c\u671b\u770b\u5230\u6b64\u7bc7\u6587\u7ae0\u7684\u4f60\u6211\u4e00\u540c\u5171\u52c9\u3002<\/p>\n<p><a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u7ed3\u675f\u8bed.png\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u7ed3\u675f\u8bed.png\" alt=\"\" \/><\/a><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E9%99%84%E5%BD%95\"><\/span>\u9644\u5f55<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6b22\u8fce\u67e5\u770b\u8be5\u7cfb\u5217\u7684\u5176\u4ed6\u6587\u7ae0\uff1a<\/p>\n<ul>\n<li><a href=\"https:\/\/17aitech.com\/?p=25830\">\u3010\u9879\u76ee\u5b9e\u6218\u3011\u57fa\u4e8eAgent\u7684\u91d1\u878d\u95ee\u7b54\u7cfb\u7edf\uff1a\u9879\u76ee\u7b80\u4ecb<\/a><\/li>\n<li><a href=\"https:\/\/17aitech.com\/?p=25969\">\u3010\u9879\u76ee\u5b9e\u6218\u3011\u57fa\u4e8eAgent\u7684\u91d1\u878d\u95ee\u7b54\u7cfb\u7edf\uff1aRAG\u68c0\u7d22\u6a21\u5757\u521d\u5efa\u6210<\/a><\/li>\n<li><a href=\"https:\/\/17aitech.com\/?p=25994\">\u3010\u9879\u76ee\u5b9e\u6218\u3011\u57fa\u4e8eAgent\u7684\u91d1\u878d\u95ee\u7b54\u7cfb\u7edf\uff1aAgent\u6846\u67b6\u7684\u6784\u5efa<\/a><\/li>\n<li><a href=\"https:\/\/17aitech.com\/?p=26137\">\u3010\u9879\u76ee\u5b9e\u6218\u3011\u57fa\u4e8eAgent\u7684\u91d1\u878d\u95ee\u7b54\u7cfb\u7edf\uff1a\u524d\u540e\u7aef\u6d41\u7a0b\u6253\u901a<\/a><\/li>\n<li><a href=\"https:\/\/17aitech.com\/?p=26289\">\u3010\u9879\u76ee\u5b9e\u6218\u3011\u57fa\u4e8eAgent\u7684\u91d1\u878d\u95ee\u7b54\u7cfb\u7edf\uff1a\u4ee3\u7801\u91cd\u6784<\/a><\/li>\n<li><a href=\"https:\/\/17aitech.com\/?p=26700\">\u3010\u9879\u76ee\u5b9e\u6218\u3011\u57fa\u4e8eAgent\u7684\u91d1\u878d\u95ee\u7b54\u7cfb\u7edf\uff1aRAG\u7684\u68c0\u7d22\u589e\u5f3a\u4e4bElasticSearch<\/a><\/li>\n<li><a href=\"https:\/\/17aitech.com\/?p=26930\">\u3010\u9879\u76ee\u5b9e\u6218\u3011\u57fa\u4e8eAgent\u7684\u91d1\u878d\u95ee\u7b54\u7cfb\u7edf\uff1aRAG\u7684\u68c0\u7d22\u589e\u5f3a\u4e4b\u4e0a\u4e0b\u6587\u91cd\u6392\u548c\u538b\u7f29<\/a><\/li>\n<\/ul>\n<p align=\"center\">\u6b22\u8fce\u5173\u6ce8\u516c\u4f17\u53f7\u4ee5\u83b7\u5f97\u6700\u65b0\u7684\u6587\u7ae0\u548c\u65b0\u95fb<\/p>\n<p><a href=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u626b\u7801_\u641c\u7d22\u8054\u5408\u4f20\u64ad\u6837\u5f0f-\u767d\u8272\u7248.bmp\" data-fancybox=\"images\" data-fancybox=\"gallery\"><img decoding=\"async\" src=\"https:\/\/17aitech.com\/wp-content\/uploads\/2024\/09\/\u626b\u7801_\u641c\u7d22\u8054\u5408\u4f20\u64ad\u6837\u5f0f-\u767d\u8272\u7248.bmp\" alt=\"\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u5728\u4e0a\u4e00\u7ae0\u3010\u9879\u76ee\u5b9e\u6218\u3011\u57fa\u4e8eAgent [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":28270,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"aside","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[28],"tags":[70,68,72],"class_list":["post-26930","post","type-post","status-publish","format-aside","has-post-thumbnail","hentry","category-blog","tag-agent","tag-68","tag-72","post_format-post-format-aside"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u3010\u9879\u76ee\u5b9e\u6218\u3011\u57fa\u4e8eAgent\u7684\u91d1\u878d\u95ee\u7b54\u7cfb\u7edf\uff1aRAG\u7684\u68c0\u7d22\u589e\u5f3a\u4e4b\u4e0a\u4e0b\u6587\u91cd\u6392\u548c\u538b\u7f29 - \u4e00\u8d77AI\u6280\u672f<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/17aitech.com\/?p=26930\" \/>\n<script 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