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    Pythonlangchain-classicretrieversmulti_queryMultiQueryRetrieverfrom_llm
    Method●Since v1.0

    from_llm

    Initialize from llm using default template.

    Copy
    from_llm(
      cls,
      retriever: BaseRetriever,
      llm: BaseLanguageModel,
      prompt: BasePromptTemplate = DEFAULT_QUERY_PROMPT,
      parser_key: str | None = None,
      include_original: bool = False
    ) -> MultiQueryRetriever

    Parameters

    NameTypeDescription
    retriever*BaseRetriever

    retriever to query documents from

    llm*BaseLanguageModel

    llm for query generation using DEFAULT_QUERY_PROMPT

    promptBasePromptTemplate
    Default:DEFAULT_QUERY_PROMPT

    The prompt which aims to generate several different versions of the given user query

    parser_keystr | None
    Default:None

    DEPRECATED. parser_key is no longer used and should not be specified.

    include_originalbool
    Default:False

    Whether to include the original query in the list of generated queries.

    View source on GitHub