",这次由于我们将chain_type设置为map_reduce, 最后qa_chain_mr却没有给出肯定的答案。这个主要的原因是由于map_reduce的机制所导致的,map_reduce在执行过程中会让LLM对向量数据库中的每个文档块做一次总结,最后把所有文档块的总结汇总在一起再做一次最终的总结,而“stuff”方式是直接搜索所有文档块,只输出相关文档...
llm, memory = memory, chain_type="stuff", retriever=retriever, return_source_documents=False, chain_type_kwargs={"prompt": DEFAULT_PROMPT} , verbose = True ### 自动生成前缀 ) memory里面有东西,能够被memory_history = memory.load_memory_variables({})显示出来,但是glm4的模型读取不到 换成了qa...
pydantic.error_wrappers.ValidationError: 1 validation error for RetrievalQA separators extra fields not permitted (type=value_error.extra) Code for retrivalQA def retrieval_qa_chain(llm, prompt, retriever): qa_chain = RetrievalQA.from_chain_type( llm=llm, chain_type="stuff", retriever = retriev...
CONTEXT: {context} QUESTION: {question}""" PROMPT = PromptTemplate( template=prompt_template, input_variables=["context", "question"] ) chain_type_kwargs = {"prompt": PROMPT} from langchain.chains import RetrievalQA chain_type = "stuff" chain = RetrievalQA.from_chain_type(llm=llm, chain...
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