{"id":534,"date":"2026-10-07T14:27:28","date_gmt":"2026-10-07T06:27:28","guid":{"rendered":"https:\/\/www.linerroom.cn\/?p=534"},"modified":"2026-10-07T14:27:29","modified_gmt":"2026-10-07T06:27:29","slug":"langchain-%e6%95%b0%e6%8d%ae%e5%8a%a0%e8%bd%bd%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.linerroom.cn\/?p=534","title":{"rendered":"LangChain \u6570\u636e\u52a0\u8f7d\u5668"},"content":{"rendered":"\n

LangChain \u6570\u636e\u52a0\u8f7d\u5668\u8be6\u89e3<\/h1>\n
\n

\u672c\u6587\u53ea\u4ecb\u7ecd LangChain \u7684\u6570\u636e\u52a0\u8f7d\u5668\uff08Document Loaders\uff09\uff1a\u5b83\u4eec\u662f\u4ec0\u4e48\u3001\u6709\u54ea\u4e9b\u7c7b\u578b\u3001\u5982\u4f55\u4f7f\u7528\uff0c\u4ee5\u53ca\u5982\u4f55\u6839\u636e\u6570\u636e\u6e90\u9009\u62e9\u5408\u9002\u7684\u52a0\u8f7d\u5668\u3002<\/p>\n<\/blockquote>\n

\u76ee\u5f55\u524d\u7f6e\uff1a\u6570\u636e\u52a0\u8f7d\u5668\u529f\u80fd\u6c47\u603b\u8868<\/h2>\n

LangChain \u7684\u52a0\u8f7d\u5668\u6765\u81ea\u6838\u5fc3\u5305\u3001langchain-community<\/code> \u4ee5\u53ca\u5927\u91cf\u7b2c\u4e09\u65b9\u96c6\u6210\u5305\u3002\u4e0b\u9762\u6c47\u603b\u672c\u6587\u6d89\u53ca\u7684\u5168\u90e8\u4e3b\u8981\u52a0\u8f7d\u5668\u3002\u7531\u4e8e\u7b2c\u4e09\u65b9\u96c6\u6210\u4f1a\u6301\u7eed\u589e\u52a0\uff0c\u8868\u4e2d\u7684\u201c\u529f\u80fd\u201d\u6309\u6570\u636e\u6765\u6e90\u548c\u5b9e\u9645\u7528\u9014\u6982\u62ec\uff1b\u4f7f\u7528\u524d\u4ecd\u5e94\u4ee5\u5f53\u524d\u7248\u672c\u7684\u5b98\u65b9\u96c6\u6210\u6587\u6863\u4e3a\u51c6\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u7c7b\u522b<\/th>\nLoader<\/th>\n\u4e3b\u8981\u529f\u80fd<\/th>\n\u5e38\u89c1\u4f7f\u7528\u573a\u666f<\/th>\n<\/tr>\n<\/thead>\n
\u672c\u5730\u6587\u4ef6<\/td>\nTextLoader<\/code><\/td>\n\u8bfb\u53d6 TXT\u3001Markdown \u7b49\u7eaf\u6587\u672c\u6587\u4ef6<\/td>\n\u672c\u5730\u7b14\u8bb0\u3001\u8bf4\u660e\u6587\u6863<\/td>\n<\/tr>\n
\u672c\u5730\u6587\u4ef6<\/td>\nDirectoryLoader<\/code><\/td>\n\u904d\u5386\u76ee\u5f55\uff0c\u5e76\u628a\u6bcf\u4e2a\u6587\u4ef6\u4ea4\u7ed9\u6307\u5b9a Loader \u6279\u91cf\u5904\u7406<\/td>\n\u6279\u91cf\u5bfc\u5165\u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u672c\u5730\u6587\u4ef6<\/td>\nCSVLoader<\/code><\/td>\n\u6309\u884c\u6216\u6309\u5b57\u6bb5\u8bfb\u53d6 CSV \u6570\u636e\uff0c\u5e76\u8f6c\u6362\u4e3a\u6587\u6863<\/td>\nFAQ\u3001\u5546\u54c1\u8868\u3001\u6570\u636e\u8868<\/td>\n<\/tr>\n
\u672c\u5730\u6587\u4ef6<\/td>\nJSONLoader<\/code><\/td>\n\u4ece JSON \u4e2d\u63d0\u53d6\u6307\u5b9a\u5b57\u6bb5\u6216\u5bf9\u8c61<\/td>\nAPI \u6570\u636e\u3001\u914d\u7f6e\u6570\u636e<\/td>\n<\/tr>\n
\u672c\u5730\u6587\u4ef6<\/td>\nPythonLoader<\/code><\/td>\n\u8bfb\u53d6 Python \u6e90\u4ee3\u7801<\/td>\n\u4ee3\u7801\u95ee\u7b54\u3001\u4ee3\u7801\u68c0\u7d22<\/td>\n<\/tr>\n
\u901a\u7528\u6587\u4ef6<\/td>\nUnstructuredFileLoader<\/code> \/ UnstructuredLoader<\/code><\/td>\n\u501f\u52a9 Unstructured \u89e3\u6790\u591a\u79cd\u975e\u7ed3\u6784\u5316\u6587\u4ef6<\/td>\n\u6df7\u5408\u683c\u5f0f\u6587\u6863\u5e93<\/td>\n<\/tr>\n
PDF<\/td>\nPyPDFLoader<\/code><\/td>\n\u4f7f\u7528 pypdf<\/code> \u63d0\u53d6 PDF \u6587\u672c\uff0c\u901a\u5e38\u6309\u9875\u751f\u6210\u6587\u6863<\/td>\n\u666e\u901a\u6587\u672c\u578b PDF<\/td>\n<\/tr>\n
PDF<\/td>\nPyMuPDFLoader<\/code><\/td>\n\u4f7f\u7528 PyMuPDF \u8bfb\u53d6 PDF \u9875\u9762\u548c\u6587\u672c<\/td>\n\u8ffd\u6c42\u901f\u5ea6\u548c\u517c\u5bb9\u6027\u7684 PDF \u5904\u7406<\/td>\n<\/tr>\n
PDF<\/td>\nPDFPlumberLoader<\/code><\/td>\n\u4f7f\u7528 pdfplumber \u63d0\u53d6\u6587\u672c\u3001\u9875\u9762\u4f4d\u7f6e\u548c\u8868\u683c\u4fe1\u606f<\/td>\n\u8868\u683c\u578b PDF\u3001\u7248\u9762\u5206\u6790<\/td>\n<\/tr>\n
PDF<\/td>\nPDFMinerLoader<\/code><\/td>\n\u4f7f\u7528 PDFMiner \u8fdb\u884c\u6587\u672c\u63d0\u53d6<\/td>\n\u9700\u8981 PDFMiner \u89e3\u6790\u80fd\u529b\u7684\u6587\u6863<\/td>\n<\/tr>\n
PDF<\/td>\nUnstructuredPDFLoader<\/code><\/td>\n\u4f7f\u7528 Unstructured \u89e3\u6790 PDF \u7684\u6587\u672c\u548c\u7ed3\u6784\u5143\u7d20<\/td>\n\u590d\u6742\u6392\u7248 PDF<\/td>\n<\/tr>\n
PDF<\/td>\nDoclingLoader<\/code> \/ Docling<\/code><\/td>\n\u89e3\u6790\u6587\u6863\u7ed3\u6784\u3001\u8868\u683c\u3001\u6807\u9898\u548c\u7248\u9762<\/td>\n\u590d\u6742 PDF\u3001\u4f01\u4e1a\u6587\u6863<\/td>\n<\/tr>\n
PDF<\/td>\nPyMuPDF4LLMLoader<\/code><\/td>\n\u4f7f\u7528\u9762\u5411 LLM \u7684 PyMuPDF \u5904\u7406 PDF<\/td>\n\u9700\u8981 Markdown \u5316\u7684 PDF \u5185\u5bb9<\/td>\n<\/tr>\n
PDF<\/td>\nPDFParser<\/code><\/td>\n\u901a\u8fc7\u5916\u90e8 PDF \u89e3\u6790\u670d\u52a1\u63d0\u53d6\u6587\u6863\u5185\u5bb9<\/td>\n\u4e91\u7aef PDF \u89e3\u6790<\/td>\n<\/tr>\n
PDF<\/td>\nMinerULoader<\/code><\/td>\n\u4f7f\u7528 MinerU \u89e3\u6790 PDF \u548c\u5176\u4ed6\u590d\u6742\u6587\u6863<\/td>\n\u5b66\u672f\u8bba\u6587\u3001\u590d\u6742\u7248\u9762<\/td>\n<\/tr>\n
PDF<\/td>\nPdfInspectorLoader<\/code><\/td>\n\u68c0\u67e5\u548c\u63d0\u53d6 PDF \u5185\u7684\u6587\u672c\u3001\u5e03\u5c40\u6216\u5143\u7d20\u4fe1\u606f<\/td>\nPDF \u8d28\u91cf\u68c0\u67e5\u3001\u7ed3\u6784\u5316\u63d0\u53d6<\/td>\n<\/tr>\n
PDF<\/td>\nPdfmuseLoader<\/code><\/td>\n\u63d0\u53d6 PDF\/DOCX \u7684\u6587\u672c\u3001\u8868\u683c\u3001\u5750\u6807\u548c\u533a\u5757\u5143\u6570\u636e<\/td>\n\u9700\u8981\u7cbe\u786e\u5f15\u7528\u4f4d\u7f6e\u7684 RAG<\/td>\n<\/tr>\n
PDF<\/td>\nOpenDataLoader PDF<\/code><\/td>\n\u901a\u8fc7 OpenDataLoader \u89e3\u6790 PDF<\/td>\n\u4f01\u4e1a\u6587\u6863\u89e3\u6790<\/td>\n<\/tr>\n
PDF<\/td>\nOxidizePdfLoader<\/code><\/td>\n\u4f7f\u7528 Rust \u5f15\u64ce\u89e3\u6790 PDF\uff0c\u5e76\u8f85\u52a9\u751f\u6210\u5206\u5757\u6570\u636e<\/td>\n\u5927\u91cf PDF\u3001\u7a33\u5b9a\u89e3\u6790<\/td>\n<\/tr>\n
PDF<\/td>\nCVFileLoader<\/code><\/td>\n\u8bfb\u53d6\u5e26\u6709\u5d4c\u5165 Markdown\u3001HTML \u6216 JSON \u7684\u7b80\u5386 PDF<\/td>\n\u7b80\u5386\u548c\u7ed3\u6784\u5316 PDF<\/td>\n<\/tr>\n
PDF<\/td>\nHwpHwpxLoader<\/code><\/td>\n\u8bfb\u53d6 HWP\/HWPX \u6587\u6863<\/td>\n\u97e9\u6587\u529e\u516c\u6587\u6863<\/td>\n<\/tr>\n
PDF \/ \u6587\u6863<\/td>\nUpstage Document Parse Loader<\/code><\/td>\n\u4f7f\u7528 Upstage \u6587\u6863\u89e3\u6790\u670d\u52a1\u63d0\u53d6\u5185\u5bb9\u548c\u7ed3\u6784<\/td>\n\u4f01\u4e1a\u7ea7\u590d\u6742\u6587\u6863<\/td>\n<\/tr>\n
PDF \/ \u6587\u6863<\/td>\nUnDatasIO<\/code><\/td>\n\u901a\u8fc7 UnDatasIO \u670d\u52a1\u89e3\u6790\u6587\u6863<\/td>\n\u4e91\u7aef\u6587\u6863\u89e3\u6790<\/td>\n<\/tr>\n
PDF \/ \u6587\u6863<\/td>\nPolarisAIDataInsightLoader<\/code><\/td>\n\u4f7f\u7528 Polaris AI \u6587\u6863\u62bd\u53d6\u670d\u52a1\u63d0\u53d6\u7ed3\u6784\u5316\u5185\u5bb9<\/td>\nOffice\u3001PDF \u7b49\u590d\u6742\u6587\u4ef6<\/td>\n<\/tr>\n
Office<\/td>\nDocx2txtLoader<\/code><\/td>\n\u63d0\u53d6 Word \u6587\u6863\u4e2d\u7684\u6b63\u6587\u6587\u672c<\/td>\n\u7b80\u5355 .docx<\/code> \u6587\u6863<\/td>\n<\/tr>\n
Office<\/td>\nUnstructuredWordDocumentLoader<\/code><\/td>\n\u89e3\u6790 Word \u6587\u6863\u7684\u6bb5\u843d\u3001\u6807\u9898\u548c\u7ed3\u6784\u5143\u7d20<\/td>\n\u4f01\u4e1a Word \u6587\u6863<\/td>\n<\/tr>\n
Office<\/td>\nUnstructuredPowerPointLoader<\/code><\/td>\n\u63d0\u53d6 PowerPoint \u5e7b\u706f\u7247\u4e2d\u7684\u6587\u672c\u548c\u7ed3\u6784<\/td>\n\u57f9\u8bad\u6750\u6599\u3001\u6f14\u793a\u6587\u7a3f<\/td>\n<\/tr>\n
Office<\/td>\nUnstructuredExcelLoader<\/code><\/td>\n\u63d0\u53d6 Excel \u5de5\u4f5c\u7c3f\u3001\u5de5\u4f5c\u8868\u548c\u8868\u683c\u5185\u5bb9<\/td>\n\u8868\u683c\u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nWebBaseLoader<\/code><\/td>\n\u52a0\u8f7d\u5e76\u89e3\u6790\u5355\u4e2a\u7f51\u9875<\/td>\n\u6587\u6863\u9875\u9762\u3001\u535a\u5ba2\u3001\u5e2e\u52a9\u4e2d\u5fc3<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nRecursiveUrlLoader<\/code><\/td>\n\u4ece\u5165\u53e3 URL \u9012\u5f52\u53d1\u73b0\u548c\u52a0\u8f7d\u7f51\u9875<\/td>\n\u5c0f\u578b\u7f51\u7ad9\u3001\u6587\u6863\u7ad9<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nSitemapLoader<\/code><\/td>\n\u6839\u636e Sitemap \u6279\u91cf\u52a0\u8f7d\u7f51\u9875<\/td>\n\u7f51\u7ad9\u77e5\u8bc6\u5e93\u3001\u5e2e\u52a9\u4e2d\u5fc3<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nFirecrawlLoader<\/code><\/td>\n\u901a\u8fc7 Firecrawl \u6293\u53d6\u3001\u6e05\u6d17\u548c\u8f6c\u6362\u7f51\u9875<\/td>\n\u52a8\u6001\u7f51\u7ad9\u3001\u6574\u7ad9\u91c7\u96c6<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nApifyCrawlLoader<\/code><\/td>\n\u901a\u8fc7 Apify \u722c\u866b\u6293\u53d6\u7f51\u9875\u5e76\u8f6c\u6210\u6587\u6863<\/td>\n\u5927\u89c4\u6a21\u7f51\u7ad9\u6293\u53d6<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nApifyDatasetLoader<\/code><\/td>\n\u4ece Apify \u6570\u636e\u96c6\u8bfb\u53d6\u5df2\u7ecf\u6293\u53d6\u7684\u6570\u636e<\/td>\n\u590d\u7528\u722c\u866b\u7ed3\u679c<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nUnstructuredURLLoader<\/code><\/td>\n\u4f7f\u7528 Unstructured \u89e3\u6790 URL \u5185\u5bb9<\/td>\n\u901a\u7528\u7f51\u9875\u6587\u672c\u63d0\u53d6<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nDomPrunerLoader<\/code><\/td>\n\u4fee\u526a\u7f51\u9875 DOM\uff0c\u53bb\u9664\u65e0\u5173\u5185\u5bb9\u5e76\u538b\u7f29\u6210 Markdown<\/td>\n\u964d\u4f4e\u7f51\u9875\u566a\u58f0\u548c Token \u6d88\u8017<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nDiffbotCrawlLoader<\/code><\/td>\n\u4f7f\u7528 Diffbot \u722c\u53d6\u7f51\u7ad9\u5e76\u63d0\u53d6\u7ed3\u6784\u5316\u5185\u5bb9<\/td>\n\u65b0\u95fb\u3001\u5546\u54c1\u3001\u7f51\u7ad9\u6570\u636e<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nDiffbotExtractLoader<\/code><\/td>\n\u4f7f\u7528 Diffbot \u4ece\u7f51\u9875\u4e2d\u63d0\u53d6\u7ed3\u6784\u5316\u5b9e\u4f53\u4fe1\u606f<\/td>\n\u7f51\u9875\u4fe1\u606f\u62bd\u53d6<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nAgentQLLoader<\/code><\/td>\n\u4f7f\u7528\u81ea\u7136\u8bed\u8a00\u6216\u67e5\u8be2\u4ece\u7f51\u9875\u4e2d\u63d0\u53d6\u7ed3\u6784\u5316\u6570\u636e<\/td>\n\u52a8\u6001\u7f51\u9875\u6570\u636e\u63d0\u53d6<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nHyperbrowserLoader<\/code><\/td>\n\u4f7f\u7528\u65e0\u5934\u6d4f\u89c8\u5668\u8bbf\u95ee\u548c\u6293\u53d6\u7f51\u9875<\/td>\n\u9700\u8981\u6d4f\u89c8\u5668\u6267\u884c\u80fd\u529b\u7684\u7f51\u9875<\/td>\n<\/tr>\n
\u7f51\u9875<\/td>\nPlasmateSOMLoader<\/code><\/td>\n\u4ece\u6d4f\u89c8\u5668\u9875\u9762\u63d0\u53d6\u5e26\u6709 Set of Mark \u7684\u7ed3\u6784\u5316\u5185\u5bb9<\/td>\nAgent \u6d4f\u89c8\u5668\u4efb\u52a1<\/td>\n<\/tr>\n
\u7f51\u9875 \/ \u4e91\u7aef<\/td>\nHydrafetchLoader<\/code><\/td>\n\u901a\u8fc7 Hydrafetch \u83b7\u53d6\u7f51\u9875\u6216\u8fdc\u7a0b\u5185\u5bb9<\/td>\n\u8fdc\u7a0b\u5185\u5bb9\u91c7\u96c6<\/td>\n<\/tr>\n
\u4e91\u5b58\u50a8<\/td>\nGoogleDriveLoader<\/code><\/td>\n\u4ece Google Drive \u8bfb\u53d6 Google \u6587\u6863\u7b49\u5185\u5bb9<\/td>\n\u56e2\u961f\u4e91\u7aef\u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u4e91\u5b58\u50a8<\/td>\nGCSFileLoader<\/code><\/td>\n\u8bfb\u53d6 Google Cloud Storage \u4e2d\u7684\u5355\u4e2a\u5bf9\u8c61<\/td>\n\u4e91\u7aef\u6587\u4ef6\u5bfc\u5165<\/td>\n<\/tr>\n
\u4e91\u5b58\u50a8<\/td>\nGCSDirectoryLoader<\/code><\/td>\n\u6279\u91cf\u8bfb\u53d6 GCS Bucket \u4e2d\u7684\u6587\u4ef6<\/td>\n\u4e91\u7aef\u6279\u91cf\u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u4e91\u5b58\u50a8<\/td>\nAzure Blob Storage Loader<\/code><\/td>\n\u4ece Azure Blob Storage \u5bb9\u5668\u6216 Blob \u8bfb\u53d6\u6587\u6863<\/td>\nAzure \u6587\u4ef6\u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u4e91\u5b58\u50a8<\/td>\nXNSBlobLoader<\/code><\/td>\n\u4ece XNS Blob \u5b58\u50a8\u8bfb\u53d6\u5bf9\u8c61<\/td>\nXNS \u4e91\u7aef\u6570\u636e<\/td>\n<\/tr>\n
\u4e91\u5b58\u50a8<\/td>\nlangchain_box<\/code><\/td>\n\u4ece Box \u4e91\u76d8\u8bfb\u53d6\u548c\u540c\u6b65\u6587\u4ef6<\/td>\n\u4f01\u4e1a\u4e91\u76d8\u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u534f\u4f5c\u5de5\u5177<\/td>\nSlackLoader<\/code><\/td>\n\u8bfb\u53d6 Slack \u9891\u9053\u548c\u6d88\u606f<\/td>\n\u56e2\u961f\u804a\u5929\u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u534f\u4f5c\u5de5\u5177<\/td>\nTrelloLoader<\/code><\/td>\n\u8bfb\u53d6 Trello \u770b\u677f\u3001\u5217\u8868\u548c\u5361\u7247<\/td>\n\u9879\u76ee\u7ba1\u7406\u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u534f\u4f5c\u5de5\u5177<\/td>\nNotion<\/code> \u76f8\u5173 Loader<\/td>\n\u8bfb\u53d6 Notion \u9875\u9762\u3001\u6570\u636e\u5e93\u548c\u5757\u5185\u5bb9<\/td>\n\u56e2\u961f\u6587\u6863\u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u534f\u4f5c\u5de5\u5177<\/td>\nConfluenceLoader<\/code><\/td>\n\u8bfb\u53d6 Confluence \u9875\u9762\u548c\u7a7a\u95f4\u5185\u5bb9<\/td>\n\u4f01\u4e1a Wiki<\/td>\n<\/tr>\n
\u534f\u4f5c\u5de5\u5177<\/td>\nGoogleClassroomLoader<\/code><\/td>\n\u8bfb\u53d6 Google Classroom \u8bfe\u7a0b\u8d44\u6599<\/td>\n\u6559\u5b66\u8d44\u6599\u5e93<\/td>\n<\/tr>\n
\u534f\u4f5c\u5de5\u5177<\/td>\nAgentMailLoader<\/code><\/td>\n\u8bfb\u53d6 AgentMail \u90ae\u4ef6\u5185\u5bb9<\/td>\n\u90ae\u4ef6\u77e5\u8bc6\u5e93\u3001\u90ae\u4ef6 Agent<\/td>\n<\/tr>\n
\u77e5\u8bc6\u5e93\u5e73\u53f0<\/td>\nOutline<\/code> Loader<\/td>\n\u8bfb\u53d6 Outline \u77e5\u8bc6\u5e93\u6587\u6863<\/td>\n\u56e2\u961f Wiki<\/td>\n<\/tr>\n
\u77e5\u8bc6\u5e93\u5e73\u53f0<\/td>\nDocugami<\/code> Loader<\/td>\n\u4ece Docugami \u6587\u6863\u7ba1\u7406\u7cfb\u7edf\u8bfb\u53d6\u7ed3\u6784\u5316\u6587\u6863<\/td>\n\u4f01\u4e1a\u6587\u6863\u7ba1\u7406<\/td>\n<\/tr>\n
\u77e5\u8bc6\u5e93\u5e73\u53f0<\/td>\nLangSmithLoader<\/code><\/td>\n\u8bfb\u53d6 LangSmith \u4e2d\u7684\u8ffd\u8e2a\u3001\u6570\u636e\u6216\u76f8\u5173\u8bb0\u5f55<\/td>\n\u8c03\u8bd5\u6570\u636e\u3001\u8bc4\u4f30\u6570\u636e<\/td>\n<\/tr>\n
\u4ee3\u7801\u4ed3\u5e93<\/td>\nGitLoader<\/code><\/td>\n\u4ece Git \u4ed3\u5e93\u52a0\u8f7d\u6307\u5b9a\u6587\u4ef6<\/td>\n\u672c\u5730\u4ee3\u7801\u5e93\u95ee\u7b54<\/td>\n<\/tr>\n
\u4ee3\u7801\u4ed3\u5e93<\/td>\nGithubFileLoader<\/code><\/td>\n\u4ece GitHub \u4ed3\u5e93\u8bfb\u53d6\u6587\u4ef6<\/td>\nGitHub \u4ee3\u7801\u68c0\u7d22<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nSnowflakeLoader<\/code><\/td>\n\u4ece Snowflake \u6570\u636e\u4ed3\u5e93\u8bfb\u53d6\u6570\u636e<\/td>\n\u4f01\u4e1a\u6570\u636e\u4ed3\u5e93<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nGoogle BigQuery<\/code> Loader<\/td>\n\u4ece BigQuery \u67e5\u8be2\u6216\u8bfb\u53d6\u6570\u636e<\/td>\n\u4e91\u7aef\u5206\u6790\u6570\u636e<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nGoogle Cloud SQL<\/code> Loader<\/td>\n\u4ece Cloud SQL \u7684 PostgreSQL\u3001MySQL \u6216 SQL Server \u8bfb\u53d6\u6570\u636e<\/td>\n\u4e91\u6570\u636e\u5e93<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nGoogle AlloyDB for PostgreSQL<\/code> Loader<\/td>\n\u4ece AlloyDB PostgreSQL \u6570\u636e\u5e93\u8bfb\u53d6\u6570\u636e<\/td>\n\u4e91\u7aef PostgreSQL<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nGoogle Spanner<\/code> Loader<\/td>\n\u4ece Spanner \u5206\u5e03\u5f0f\u6570\u636e\u5e93\u8bfb\u53d6\u6570\u636e<\/td>\n\u5927\u89c4\u6a21\u5173\u7cfb\u6570\u636e<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nGoogle Firestore<\/code> Loader<\/td>\n\u4ece Firestore Native \u6216 Datastore \u6a21\u5f0f\u8bfb\u53d6\u6587\u6863<\/td>\nNoSQL \u6587\u6863\u6570\u636e<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nGoogle Bigtable<\/code> Loader<\/td>\n\u4ece Bigtable \u8bfb\u53d6\u5bbd\u5217\u6570\u636e<\/td>\n\u5927\u89c4\u6a21\u952e\u503c\u6570\u636e<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nOracle Autonomous Database<\/code> Loader<\/td>\n\u4ece Oracle Autonomous Database \u8bfb\u53d6\u6570\u636e<\/td>\nOracle \u4e91\u6570\u636e\u5e93<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nGoogle El Carro for Oracle<\/code> Loader<\/td>\n\u8bfb\u53d6\u8fd0\u884c\u5728 Google Cloud \u4e0a\u7684 Oracle \u6570\u636e<\/td>\nOracle \u4e91\u8fc1\u79fb\u573a\u666f<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nKinetica Document Loader<\/code><\/td>\n\u4ece Kinetica \u6570\u636e\u5e73\u53f0\u8bfb\u53d6\u6587\u6863\u6216\u6570\u636e<\/td>\n\u5b9e\u65f6\u5206\u6790\u6570\u636e<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nSingleStoreLoader<\/code><\/td>\n\u4ece SingleStore \u6570\u636e\u5e93\u8bfb\u53d6\u6570\u636e<\/td>\n\u5b9e\u65f6\u6570\u636e\u5e93\u3001\u6df7\u5408\u68c0\u7d22<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nAstraDB<\/code> Loader<\/td>\n\u4ece Astra DB \u8bfb\u53d6\u6587\u6863\u6216\u5411\u91cf\u76f8\u5173\u6570\u636e<\/td>\nCassandra \u4e91\u670d\u52a1<\/td>\n<\/tr>\n
\u6570\u636e\u5e93<\/td>\nPowerScaleDocumentLoader<\/code><\/td>\n\u4ece Dell PowerScale \u6587\u4ef6\u548c\u6587\u6863\u5b58\u50a8\u8bfb\u53d6\u5185\u5bb9<\/td>\n\u4f01\u4e1a\u6587\u4ef6\u7cfb\u7edf<\/td>\n<\/tr>\n
\u6570\u636e\u5904\u7406<\/td>\nPySparkDataFrameLoader<\/code><\/td>\n\u628a PySpark DataFrame \u7684\u884c\u8f6c\u6362\u6210 Document<\/code><\/td>\n\u5927\u6570\u636e\u5904\u7406\u7ed3\u679c<\/td>\n<\/tr>\n
\u6570\u636e\u5904\u7406<\/td>\nAirbyteLoader<\/code><\/td>\n\u8bfb\u53d6 Airbyte \u540c\u6b65\u5230\u7684\u6570\u636e\u6e90<\/td>\n\u591a\u6e90\u6570\u636e\u540c\u6b65<\/td>\n<\/tr>\n
\u6570\u636e\u5904\u7406<\/td>\nGoogle Memorystore for Redis<\/code> Loader<\/td>\n\u4ece Redis \u6570\u636e\u670d\u52a1\u8bfb\u53d6\u8bb0\u5f55<\/td>\n\u7f13\u5b58\u6216\u952e\u503c\u6570\u636e<\/td>\n<\/tr>\n
\u97f3\u9891 \/ \u89c6\u9891<\/td>\nYoutubeLoader<\/code> \/ YoutubeLoaderDL<\/code><\/td>\n\u83b7\u53d6 YouTube \u5b57\u5e55\u6216\u89c6\u9891\u8f6c\u5f55\u6587\u672c<\/td>\n\u89c6\u9891\u95ee\u7b54\u3001\u8bfe\u7a0b\u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u97f3\u9891 \/ \u89c6\u9891<\/td>\nGoogle Speech-to-Text Audio Transcripts<\/code> Loader<\/td>\n\u8bfb\u53d6\u8bed\u97f3\u8f6c\u6587\u5b57\u7ed3\u679c<\/td>\n\u97f3\u9891\u8f6c\u5f55\u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u97f3\u9891 \/ \u89c6\u9891<\/td>\nSoniox<\/code> Loader<\/td>\n\u4f7f\u7528 Soniox \u8bed\u97f3\u670d\u52a1\u83b7\u53d6\u8f6c\u5f55\u6587\u672c<\/td>\n\u97f3\u9891\u3001\u4f1a\u8bae\u8bb0\u5f55<\/td>\n<\/tr>\n
OCR \/ \u89c6\u89c9<\/td>\nPaddleOCR-VL<\/code> Loader<\/td>\n\u4f7f\u7528 OCR \u548c\u89c6\u89c9\u6a21\u578b\u89e3\u6790\u6587\u5b57\u3001\u7248\u9762\u548c\u56fe\u7247<\/td>\n\u626b\u63cf\u4ef6\u3001\u56fe\u6587\u6df7\u6392\u6587\u6863<\/td>\n<\/tr>\n
\u4f01\u4e1a\u6587\u4ef6<\/td>\nAlfrescoLoader<\/code><\/td>\n\u4ece Alfresco \u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\u8bfb\u53d6\u6587\u6863<\/td>\n\u4f01\u4e1a\u5185\u5bb9\u7ba1\u7406<\/td>\n<\/tr>\n
\u4f01\u4e1a\u6587\u4ef6<\/td>\nOpenDMALoader<\/code><\/td>\n\u4ece OpenDMA \u6587\u6863\u7ba1\u7406\u7cfb\u7edf\u8bfb\u53d6\u5185\u5bb9<\/td>\n\u4f01\u4e1a\u6587\u6863\u5f52\u6863<\/td>\n<\/tr>\n
\u4f01\u4e1a\u6587\u4ef6<\/td>\nCapslaneLoader<\/code><\/td>\n\u4ece Capslane \u5185\u5bb9\u670d\u52a1\u8bfb\u53d6\u6587\u6863<\/td>\n\u4f01\u4e1a\u5185\u5bb9\u63a5\u5165<\/td>\n<\/tr>\n
\u4f01\u4e1a\u6587\u4ef6<\/td>\nSecureLangChainLoader<\/code><\/td>\n\u5728\u5b89\u5168\u63a7\u5236\u73af\u5883\u4e2d\u52a0\u8f7d\u5916\u90e8\u6587\u6863<\/td>\n\u53d7\u63a7\u6570\u636e\u63a5\u5165<\/td>\n<\/tr>\n
\u4f01\u4e1a\u6587\u4ef6<\/td>\nReplyLayerLoader<\/code><\/td>\n\u4ece ReplyLayer \u670d\u52a1\u8bfb\u53d6\u5185\u5bb9<\/td>\n\u4f01\u4e1a\u6d88\u606f\u6216\u5185\u5bb9\u63a5\u5165<\/td>\n<\/tr>\n
\u4f01\u4e1a\u6587\u4ef6<\/td>\nOpeddFeedLoader<\/code><\/td>\n\u8bfb\u53d6\u5e26\u6388\u6743\u548c\u6765\u6e90\u4fe1\u606f\u7684 Opedd \u5185\u5bb9\u76ee\u5f55<\/td>\n\u5408\u89c4\u5185\u5bb9\u63a5\u5165<\/td>\n<\/tr>\n
\u4f01\u4e1a\u6587\u4ef6<\/td>\nEnconvertLoader<\/code><\/td>\n\u901a\u8fc7 Enconvert \u670d\u52a1\u8f6c\u6362\u5e76\u8bfb\u53d6\u6587\u4ef6<\/td>\n\u683c\u5f0f\u8f6c\u6362\u3001\u6587\u6863\u5bfc\u5165<\/td>\n<\/tr>\n
\u5176\u4ed6<\/td>\nGutenbergLoader<\/code><\/td>\n\u8bfb\u53d6 Project Gutenberg \u7535\u5b50\u4e66<\/td>\n\u516c\u7248\u4e66\u7c4d\u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u5176\u4ed6<\/td>\nConLLULoader<\/code><\/td>\n\u8bfb\u53d6 CoNLL-U \u683c\u5f0f\u7684\u8bed\u8a00\u5b66\u6807\u6ce8\u6570\u636e<\/td>\nNLP \u8bad\u7ec3\u548c\u5206\u6790<\/td>\n<\/tr>\n
\u5176\u4ed6<\/td>\nNucliaLoader<\/code><\/td>\n\u4ece Nuclia \u77e5\u8bc6\u5e73\u53f0\u8bfb\u53d6\u5185\u5bb9<\/td>\nNuclia \u77e5\u8bc6\u5e93<\/td>\n<\/tr>\n
\u5176\u4ed6<\/td>\nIuguLoader<\/code><\/td>\n\u4ece Iugu \u670d\u52a1\u8bfb\u53d6\u76f8\u5173\u4e1a\u52a1\u8bb0\u5f55<\/td>\nIugu \u6570\u636e\u63a5\u5165<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n

\u6ce8\u610f\uff1a\u5b98\u65b9\u201c\u5168\u90e8\u52a0\u8f7d\u5668\u201d\u76ee\u5f55\u5305\u542b\u5927\u91cf\u793e\u533a\u548c\u5408\u4f5c\u65b9\u96c6\u6210\uff0c\u540d\u79f0\u548c\u6570\u91cf\u4f1a\u968f\u7248\u672c\u53d8\u5316\uff1b\u6709\u4e9b\u52a0\u8f7d\u5668\u5e76\u4e0d\u5728\u540c\u4e00\u4e2a Python \u5305\u4e2d\uff0c\u4e5f\u53ef\u80fd\u9700\u8981\u72ec\u7acb\u5b89\u88c5\u5bf9\u5e94\u96c6\u6210\u5305\u3002\u5b98\u65b9\u5f53\u524d\u5206\u7c7b\u548c\u5b8c\u6574\u76ee\u5f55\u53ef\u53c2\u8003 Document loader integrations<\/a>\u3002<\/p>\n<\/blockquote>\n

1. \u4ec0\u4e48\u662f\u6570\u636e\u52a0\u8f7d\u5668<\/h2>\n

\u6570\u636e\u52a0\u8f7d\u5668\u8d1f\u8d23\u4ece\u4e0d\u540c\u6765\u6e90\u8bfb\u53d6\u6570\u636e\uff0c\u5e76\u628a\u6570\u636e\u8f6c\u6362\u6210 LangChain \u7edf\u4e00\u7684 Document<\/code> \u5bf9\u8c61\u3002<\/p>\n

PDF \/ \u7f51\u9875 \/ TXT \/ \u6570\u636e\u5e93 \/ \u4e91\u76d8\n              \u2193\n          Document Loader\n              \u2193\nDocument(page_content, metadata)\n<\/code><\/pre>\n
\u4e00\u4e2a Document<\/code> \u901a\u5e38\u5305\u542b\u4e24\u4e2a\u90e8\u5206\uff1a<\/p>\n
Document(\n    page_content="\u8fd9\u662f\u6587\u6863\u7684\u6b63\u6587\u5185\u5bb9",\n    metadata={\n        "source": "manual.pdf",\n        "page": 3\n    }\n)\n<\/code><\/pre>\n
    \n
  • page_content<\/code>\uff1a\u6b63\u6587\u5185\u5bb9\u3002<\/li>\n
  • metadata<\/code>\uff1a\u6765\u6e90\u3001\u9875\u7801\u3001\u6807\u9898\u3001\u521b\u5efa\u65f6\u95f4\u7b49\u8f85\u52a9\u4fe1\u606f\u3002<\/li>\n<\/ul>\n
    \u8fd9\u4e9b\u4fe1\u606f\u540e\u7eed\u53ef\u4ee5\u4ea4\u7ed9\u6587\u672c\u5207\u5206\u5668\u3001Embedding \u6a21\u578b\u548c\u5411\u91cf\u6570\u636e\u5e93\uff0c\u7528\u4e8e\u6784\u5efa RAG \u77e5\u8bc6\u5e93\u3002<\/p>\n
    2. \u52a0\u8f7d\u5668\u7684\u7edf\u4e00\u63a5\u53e3<\/h2>\n
    LangChain \u7684\u52a0\u8f7d\u5668\u901a\u5e38\u5b9e\u73b0 BaseLoader<\/code> \u63a5\u53e3\u3002\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\u6709\u4e24\u4e2a\uff1a<\/p>\n\n\n\n\n\n\n
    \u65b9\u6cd5<\/th>\n\u4f5c\u7528<\/th>\n\u9002\u5408\u573a\u666f<\/th>\n<\/tr>\n<\/thead>\n
    load()<\/code><\/td>\n\u4e00\u6b21\u6027\u52a0\u8f7d\u5168\u90e8\u6587\u6863<\/td>\n\u6587\u4ef6\u8f83\u5c0f\u3001\u4ee3\u7801\u7b80\u5355<\/td>\n<\/tr>\n
    lazy_load()<\/code><\/td>\n\u9010\u4e2a\u6216\u5206\u6279\u8fd4\u56de\u6587\u6863<\/td>\n\u5927\u6587\u4ef6\u3001\u5927\u89c4\u6a21\u6570\u636e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \u4f7f\u7528 load()<\/code><\/h3>\n
    from langchain_community.document_loaders import TextLoader\n\nloader = TextLoader("notes.txt", encoding="utf-8")\ndocuments = loader.load()\n\nfor document in documents:\n    print(document.page_content)\n    print(document.metadata)\n<\/code><\/pre>\n
    \u4f7f\u7528 lazy_load()<\/code><\/h3>\n
    from langchain_community.document_loaders import TextLoader\n\nloader = TextLoader("large-notes.txt", encoding="utf-8")\n\nfor document in loader.lazy_load():\n    print(document.page_content[:100])\n<\/code><\/pre>\n
    3. \u5e38\u89c1\u7684\u6570\u636e\u52a0\u8f7d\u5668\u5206\u7c7b<\/h2>\n
    LangChain \u5b98\u65b9\u6587\u6863\u4e2d\u7684\u52a0\u8f7d\u5668\u6570\u91cf\u5f88\u591a\uff0c\u800c\u4e14\u4f1a\u968f\u7740\u7248\u672c\u548c\u96c6\u6210\u751f\u6001\u53d8\u5316\u3002\u5b66\u4e60\u65f6\u4e0d\u9700\u8981\u628a\u6240\u6709\u7c7b\u540d\u90fd\u80cc\u4e0b\u6765\uff0c\u66f4\u91cd\u8981\u7684\u662f\u6839\u636e\u6570\u636e\u6e90\u9009\u62e9\u5408\u9002\u7684\u7c7b\u522b\u3002<\/p>\n
    3.1 \u672c\u5730\u6587\u672c\u6587\u4ef6<\/h3>\n\n\n\n\n\n\n\n\n\n\n
    Loader<\/th>\n\u7528\u9014<\/th>\n<\/tr>\n<\/thead>\n
    TextLoader<\/code><\/td>\nTXT\u3001Markdown \u7b49\u7eaf\u6587\u672c\u6587\u4ef6<\/td>\n<\/tr>\n
    DirectoryLoader<\/code><\/td>\n\u6279\u91cf\u52a0\u8f7d\u4e00\u4e2a\u76ee\u5f55\u4e2d\u7684\u6587\u4ef6<\/td>\n<\/tr>\n
    CSVLoader<\/code><\/td>\nCSV \u8868\u683c\u6587\u4ef6<\/td>\n<\/tr>\n
    JSONLoader<\/code><\/td>\nJSON \u6587\u4ef6<\/td>\n<\/tr>\n
    PythonLoader<\/code><\/td>\nPython \u6e90\u4ee3\u7801\u6587\u4ef6<\/td>\n<\/tr>\n
    UnstructuredFileLoader<\/code><\/td>\n\u901a\u8fc7 Unstructured \u5904\u7406\u591a\u79cd\u6587\u4ef6\u683c\u5f0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \u52a0\u8f7d TXT \u6587\u4ef6<\/h4>\n
    from langchain_community.document_loaders import TextLoader\n\nloader = TextLoader("data\/intro.txt", encoding="utf-8")\ndocuments = loader.load()\n<\/code><\/pre>\n
    \u6279\u91cf\u52a0\u8f7d\u76ee\u5f55<\/h4>\n
    from langchain_community.document_loaders import DirectoryLoader\nfrom langchain_community.document_loaders import TextLoader\n\nloader = DirectoryLoader(\n    "data\/",\n    glob="**\/*.txt",\n    loader_cls=TextLoader,\n    loader_kwargs={"encoding": "utf-8"}\n)\n\ndocuments = loader.load()\n<\/code><\/pre>\n
    DirectoryLoader<\/code> \u672c\u8eab\u901a\u5e38\u4e0d\u8d1f\u8d23\u89e3\u6790\u6240\u6709\u683c\u5f0f\uff0c\u5b83\u66f4\u50cf\u4e00\u4e2a\u6279\u5904\u7406\u5668\uff1a\u904d\u5386\u76ee\u5f55\uff0c\u7136\u540e\u628a\u6bcf\u4e2a\u6587\u4ef6\u4ea4\u7ed9\u6307\u5b9a\u7684 loader_cls<\/code>\u3002<\/p>\n
    3.2 PDF \u6587\u4ef6<\/h3>\n
    PDF \u662f RAG \u4e2d\u6700\u5e38\u89c1\u3001\u4e5f\u6700\u5bb9\u6613\u51fa\u95ee\u9898\u7684\u6570\u636e\u6e90\u4e4b\u4e00\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n
    Loader<\/th>\n\u7279\u70b9<\/th>\n<\/tr>\n<\/thead>\n
    PyPDFLoader<\/code><\/td>\n\u4f7f\u7528 pypdf<\/code>\uff0c\u9002\u5408\u666e\u901a\u6587\u672c\u578b PDF<\/td>\n<\/tr>\n
    PyMuPDFLoader<\/code><\/td>\n\u4f7f\u7528 PyMuPDF\uff0c\u901f\u5ea6\u548c\u517c\u5bb9\u6027\u8f83\u597d<\/td>\n<\/tr>\n
    PDFPlumberLoader<\/code><\/td>\n\u5bf9\u6587\u672c\u5b9a\u4f4d\u548c\u8868\u683c\u5904\u7406\u66f4\u53cb\u597d<\/td>\n<\/tr>\n
    PDFMinerLoader<\/code><\/td>\n\u4f7f\u7528 PDFMiner \u63d0\u53d6\u6587\u672c<\/td>\n<\/tr>\n
    UnstructuredPDFLoader<\/code><\/td>\n\u9002\u5408\u590d\u6742\u6587\u6863\u7ed3\u6784<\/td>\n<\/tr>\n
    DoclingLoader<\/code><\/td>\n\u9002\u5408\u590d\u6742\u6392\u7248\u3001\u8868\u683c\u548c\u7ed3\u6784\u5316\u89e3\u6790<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \u4f7f\u7528 PyPDFLoader<\/code><\/h4>\n
    from langchain_community.document_loaders import PyPDFLoader\n\nloader = PyPDFLoader("manual.pdf")\ndocuments = loader.load()\n\nprint(len(documents))\nprint(documents[0].metadata)\n<\/code><\/pre>\n
    \u666e\u901a PDF \u901a\u5e38\u4f1a\u6309\u9875\u751f\u6210\u591a\u4e2a Document<\/code>\uff0c\u5143\u6570\u636e\u4e2d\u53ef\u80fd\u5305\u542b\u9875\u7801\u548c\u6587\u4ef6\u6765\u6e90\u3002<\/p>\n
    \u5982\u4f55\u9009\u62e9 PDF Loader<\/h4>\n
      \n
    • PDF \u4e3b\u8981\u662f\u8fde\u7eed\u6587\u5b57\uff1a\u5148\u5c1d\u8bd5 PyPDFLoader<\/code>\u3002<\/li>\n
    • \u9700\u8981\u66f4\u597d\u7684\u901f\u5ea6\u6216\u9875\u9762\u5904\u7406\uff1a\u5c1d\u8bd5 PyMuPDFLoader<\/code>\u3002<\/li>\n
    • \u5305\u542b\u8868\u683c\u3001\u590d\u6742\u5e03\u5c40\u3001\u591a\u680f\u6392\u7248\uff1a\u8003\u8651 PDFPlumberLoader<\/code>\u3001Unstructured<\/code> \u6216 Docling<\/code>\u3002<\/li>\n
    • PDF \u662f\u626b\u63cf\u56fe\u7247\uff1a\u666e\u901a\u6587\u672c Loader \u901a\u5e38\u65e0\u6cd5\u8bfb\u53d6\uff0c\u9700\u8981 OCR \u6216\u652f\u6301\u89c6\u89c9\u89e3\u6790\u7684\u65b9\u6848\u3002<\/li>\n<\/ul>\n
      3.3 Word\u3001PowerPoint \u548c Excel<\/h3>\n
      \u5e38\u89c1\u7684 Office \u6587\u6863\u52a0\u8f7d\u65b9\u5f0f\u5305\u62ec\uff1a<\/p>\n\n\n\n\n\n\n\n\n
      Loader<\/th>\n\u7528\u9014<\/th>\n<\/tr>\n<\/thead>\n
      Docx2txtLoader<\/code><\/td>\n\u63d0\u53d6 Word \u6587\u6863\u6b63\u6587<\/td>\n<\/tr>\n
      UnstructuredWordDocumentLoader<\/code><\/td>\n\u89e3\u6790 Word \u7ed3\u6784<\/td>\n<\/tr>\n
      UnstructuredPowerPointLoader<\/code><\/td>\n\u63d0\u53d6 PowerPoint \u5185\u5bb9<\/td>\n<\/tr>\n
      UnstructuredExcelLoader<\/code><\/td>\n\u8bfb\u53d6 Excel \u5185\u5bb9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      \u793a\u4f8b\uff1a<\/p>\n
      from langchain_community.document_loaders import Docx2txtLoader\n\nloader = Docx2txtLoader("report.docx")\ndocuments = loader.load()\n<\/code><\/pre>\n
      \u5bf9\u4e8e Office \u6587\u6863\uff0c\u91cd\u70b9\u4e0d\u662f\u201c\u80fd\u4e0d\u80fd\u52a0\u8f7d\u201d\uff0c\u800c\u662f\u662f\u5426\u80fd\u4fdd\u7559\u6807\u9898\u3001\u6bb5\u843d\u3001\u8868\u683c\u548c\u9875\u9762\u7ed3\u6784\u3002\u7ed3\u6784\u4e22\u5931\u540e\uff0c\u5373\u4f7f\u540e\u9762\u7684\u5411\u91cf\u68c0\u7d22\u6b63\u5e38\uff0c\u56de\u7b54\u8d28\u91cf\u4e5f\u53ef\u80fd\u4e0b\u964d\u3002<\/p>\n
      3.4 \u7f51\u9875\u548c\u7f51\u7ad9<\/h3>\n\n\n\n\n\n\n\n\n\n\n
      Loader<\/th>\n\u7528\u9014<\/th>\n<\/tr>\n<\/thead>\n
      WebBaseLoader<\/code><\/td>\n\u52a0\u8f7d\u5355\u4e2a\u7f51\u9875<\/td>\n<\/tr>\n
      RecursiveUrlLoader<\/code><\/td>\n\u4ece\u5165\u53e3\u5730\u5740\u9012\u5f52\u6293\u53d6\u7f51\u9875<\/td>\n<\/tr>\n
      SitemapLoader<\/code><\/td>\n\u6839\u636e\u7f51\u7ad9 Sitemap \u6279\u91cf\u52a0\u8f7d\u9875\u9762<\/td>\n<\/tr>\n
      FirecrawlLoader<\/code><\/td>\n\u4f7f\u7528 Firecrawl \u6293\u53d6\u548c\u6e05\u6d17\u7f51\u9875<\/td>\n<\/tr>\n
      ApifyCrawlLoader<\/code><\/td>\n\u4f7f\u7528 Apify \u6293\u53d6\u7f51\u7ad9\u5185\u5bb9<\/td>\n<\/tr>\n
      UnstructuredURLLoader<\/code><\/td>\n\u4f7f\u7528 Unstructured \u89e3\u6790\u7f51\u9875<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      \u52a0\u8f7d\u5355\u4e2a\u7f51\u9875<\/h4>\n
      from langchain_community.document_loaders import WebBaseLoader\n\nloader = WebBaseLoader("https:\/\/example.com\/docs")\ndocuments = loader.load()\n<\/code><\/pre>\n
      \u7f51\u9875\u52a0\u8f7d\u901a\u5e38\u8fd8\u9700\u8981\u5904\u7406\uff1a<\/p>\n
        \n
      • \u5bfc\u822a\u680f\u3001\u9875\u811a\u548c\u5e7f\u544a\u5185\u5bb9\u3002<\/li>\n
      • \u52a8\u6001 JavaScript \u9875\u9762\u3002<\/li>\n
      • \u8bbf\u95ee\u9891\u7387\u9650\u5236\u548c robots.txt\u3002<\/li>\n
      • \u7f51\u9875\u66f4\u65b0\u540e\u7684\u589e\u91cf\u540c\u6b65\u3002<\/li>\n
      • \u9875\u9762\u6807\u9898\u3001URL \u548c\u53d1\u5e03\u65f6\u95f4\u7b49\u5143\u6570\u636e\u3002<\/li>\n<\/ul>\n
        \u5982\u679c\u53ea\u662f\u5b66\u4e60\uff0c\u53ef\u4ee5\u4ece WebBaseLoader<\/code> \u5f00\u59cb\uff1b\u5982\u679c\u8981\u6293\u53d6\u4e00\u4e2a\u5b8c\u6574\u7f51\u7ad9\uff0c\u901a\u5e38\u9700\u8981\u4e13\u95e8\u7684\u722c\u866b\u6216\u7f51\u9875\u89e3\u6790\u670d\u52a1\u3002<\/p>\n
        3.5 \u4e91\u5b58\u50a8\u548c\u751f\u4ea7\u529b\u5de5\u5177<\/h3>\n
        LangChain \u4e5f\u63d0\u4f9b\u4e86\u8fde\u63a5\u4e91\u5b58\u50a8\u548c\u534f\u4f5c\u5de5\u5177\u7684\u52a0\u8f7d\u5668\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
        \u6570\u636e\u6765\u6e90<\/th>\n\u5e38\u89c1 Loader<\/th>\n<\/tr>\n<\/thead>\n
        Google Drive<\/td>\nGoogleDriveLoader<\/code><\/td>\n<\/tr>\n
        Google Cloud Storage<\/td>\nGCSFileLoader<\/code>\u3001GCSDirectoryLoader<\/code><\/td>\n<\/tr>\n
        Slack<\/td>\nSlackLoader<\/code><\/td>\n<\/tr>\n
        Trello<\/td>\nTrelloLoader<\/code><\/td>\n<\/tr>\n
        Notion<\/td>\nNotion \u76f8\u5173 Loader<\/td>\n<\/tr>\n
        Confluence<\/td>\nConfluenceLoader<\/code><\/td>\n<\/tr>\n
        GitHub<\/td>\nGithubFileLoader<\/code><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
        \u8fd9\u7c7b Loader \u901a\u5e38\u9700\u8981\uff1a<\/p>\n
          \n
        • API Key \u6216 OAuth \u6388\u6743\u3002<\/li>\n
        • \u6307\u5b9a\u6587\u4ef6\u5939\u3001\u9891\u9053\u3001\u6570\u636e\u5e93\u6216\u9875\u9762\u8303\u56f4\u3002<\/li>\n
        • \u5904\u7406\u8bbf\u95ee\u6743\u9650\u548c\u7528\u6237\u9690\u79c1\u3002<\/li>\n
        • \u4fdd\u5b58\u6765\u6e90 ID \u548c\u66f4\u65b0\u65f6\u95f4\uff0c\u65b9\u4fbf\u540e\u7eed\u589e\u91cf\u66f4\u65b0\u3002<\/li>\n<\/ul>\n
          3.6 \u4ee3\u7801\u4ed3\u5e93<\/h3>\n
          \u4ee3\u7801\u4e5f\u53ef\u4ee5\u4f5c\u4e3a\u77e5\u8bc6\u5e93\u6570\u636e\uff0c\u4f8b\u5982\u7528\u4e8e\u6784\u5efa\u4ee3\u7801\u95ee\u7b54\u52a9\u624b\u3002<\/p>\n
          \u5e38\u89c1\u52a0\u8f7d\u65b9\u5f0f\u5305\u62ec\uff1a<\/p>\n
            \n
          • GitLoader<\/code>\uff1a\u52a0\u8f7d Git \u4ed3\u5e93\u4e2d\u7684\u6587\u4ef6\u3002<\/li>\n
          • GithubFileLoader<\/code>\uff1a\u4ece GitHub \u83b7\u53d6\u6587\u4ef6\u3002<\/li>\n
          • PythonLoader<\/code>\uff1a\u52a0\u8f7d Python \u6e90\u4ee3\u7801\u3002<\/li>\n
          • DirectoryLoader<\/code>\uff1a\u6279\u91cf\u52a0\u8f7d\u6307\u5b9a\u6269\u5c55\u540d\u7684\u4ee3\u7801\u6587\u4ef6\u3002<\/li>\n<\/ul>\n
            \u4ee3\u7801\u52a0\u8f7d\u65f6\u901a\u5e38\u9700\u8981\u8fc7\u6ee4\uff1a<\/p>\n
              \n
            • .git<\/code> \u76ee\u5f55\u3002<\/li>\n
            • \u6784\u5efa\u4ea7\u7269\u548c\u4f9d\u8d56\u76ee\u5f55\u3002<\/li>\n
            • \u4e8c\u8fdb\u5236\u6587\u4ef6\u3002<\/li>\n
            • \u5bc6\u94a5\u3001\u914d\u7f6e\u6587\u4ef6\u548c\u73af\u5883\u53d8\u91cf\u6587\u4ef6\u3002<\/li>\n<\/ul>\n
              3.7 \u6570\u636e\u5e93\u548c\u6570\u636e\u5e73\u53f0<\/h3>\n
              LangChain \u751f\u6001\u4e2d\u4e5f\u6709\u9762\u5411\u6570\u636e\u5e93\u3001\u6570\u636e\u4ed3\u5e93\u548c DataFrame \u7684\u52a0\u8f7d\u96c6\u6210\uff0c\u4f8b\u5982\uff1a<\/p>\n
                \n
              • Snowflake \u76f8\u5173 Loader\u3002<\/li>\n
              • BigQuery \u76f8\u5173\u96c6\u6210\u3002<\/li>\n
              • PySparkDataFrameLoader<\/code>\u3002<\/li>\n
              • \u5176\u4ed6\u6570\u636e\u5e93\u6216\u4e91\u6570\u636e\u5e73\u53f0 Loader\u3002<\/li>\n<\/ul>\n
                \u4e0d\u8fc7\uff0c\u6570\u636e\u5e93\u95ee\u7b54\u4e0d\u4e00\u5b9a\u8981\u628a\u6240\u6709\u6570\u636e\u8f6c\u6362\u6210\u5411\u91cf\u3002\u5bf9\u4e8e\u7ed3\u6784\u5316\u6570\u636e\uff0c\u76f4\u63a5\u751f\u6210 SQL \u67e5\u8be2\u5f80\u5f80\u66f4\u5408\u9002\uff1b\u53ea\u6709\u5f53\u6570\u636e\u5e93\u5b57\u6bb5\u4e2d\u5305\u542b\u5927\u91cf\u6587\u672c\u65f6\uff0c\u624d\u9002\u5408\u628a\u6587\u672c\u5b57\u6bb5\u52a0\u8f7d\u3001\u5207\u5206\u5e76\u5efa\u7acb\u5411\u91cf\u7d22\u5f15\u3002<\/p>\n
                3.8 \u97f3\u9891\u548c\u89c6\u9891<\/h3>\n
                \u5e38\u89c1\u573a\u666f\u662f\u628a\u89c6\u9891\u5b57\u5e55\u6216\u97f3\u9891\u8f6c\u5f55\u7ed3\u679c\u52a0\u8f7d\u4e3a\u6587\u6863\uff0c\u4f8b\u5982\uff1a<\/p>\n