本内容遵循CC 4.0 BY-SA版权协议 本文深入解析LangChain Expression Language(LCEL)的核心组合机制,重点介绍RunnableSequence(顺序组合)与RunnableParallel(并行组合)的原理与实现。内容涵盖输入输出传递规则、字典聚合语义、流式执行约束、源码中Runnable适配逻辑(如__or ...
本内容遵循CC 4.0 BY-SA版权协议 利用LangChain开发的Agent可以看成是一个具有状态的、由节点(Node)和边(Edge)组成的有向有环图 ,具体体现为一个StateGraph对象。StateGraph对象经过编译的生成一个Pregel对象,该对象是一个由节点(Node)和通道(Channel)构成的Actor模型 ...
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Related Issues / PRs This is related to #35475, but it follows a different failure path. #35475 concerns incorrect positional merging after partial retries. Here, the first non-retryable item ...
Aulas em vídeo sobre LangChain, modelos de linguagem, chains, chatbots, memória conversacional e construção de aplicações com ...
app/ Streamlit UI + pipeline orchestration modules/ Core RAG library: loader · splitter · embedder · retriever · rag_chain · memory · utils config/ config.json (settings) + .env (API keys) data/ ...
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