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_get_relevant_documents() — langchain Function Reference

Architecture documentation for the _get_relevant_documents() function in multi_query.py from the langchain codebase.

Function python LangChainCore ApiManagement calls 3

Entity Profile

Dependency Diagram

graph TD
  381195e9_91cc_fe16_d905_8daed773ffb5["_get_relevant_documents()"]
  cc26ec3b_70dc_5b02_e974_582867b22f34["MultiQueryRetriever"]
  381195e9_91cc_fe16_d905_8daed773ffb5 -->|defined in| cc26ec3b_70dc_5b02_e974_582867b22f34
  92994c00_54f5_7dc8_1872_bd196eeaf0c3["generate_queries()"]
  381195e9_91cc_fe16_d905_8daed773ffb5 -->|calls| 92994c00_54f5_7dc8_1872_bd196eeaf0c3
  7750376a_7705_ea9a_a41e_4c29c32b85f1["retrieve_documents()"]
  381195e9_91cc_fe16_d905_8daed773ffb5 -->|calls| 7750376a_7705_ea9a_a41e_4c29c32b85f1
  4b4d59ff_8151_861f_adb3_b94cde534dac["unique_union()"]
  381195e9_91cc_fe16_d905_8daed773ffb5 -->|calls| 4b4d59ff_8151_861f_adb3_b94cde534dac
  style 381195e9_91cc_fe16_d905_8daed773ffb5 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/retrievers/multi_query.py lines 164–183

    def _get_relevant_documents(
        self,
        query: str,
        *,
        run_manager: CallbackManagerForRetrieverRun,
    ) -> list[Document]:
        """Get relevant documents given a user query.

        Args:
            query: user query
            run_manager: the callback handler to use.

        Returns:
            Unique union of relevant documents from all generated queries
        """
        queries = self.generate_queries(query, run_manager)
        if self.include_original:
            queries.append(query)
        documents = self.retrieve_documents(queries, run_manager)
        return self.unique_union(documents)

Domain

Subdomains

Defined In

Calls

Source

Frequently Asked Questions

What does _get_relevant_documents() do?
_get_relevant_documents() is a function in the langchain codebase, defined in libs/langchain/langchain_classic/retrievers/multi_query.py.
Where is _get_relevant_documents() defined?
_get_relevant_documents() is defined in libs/langchain/langchain_classic/retrievers/multi_query.py at line 164.
What does _get_relevant_documents() call?
_get_relevant_documents() calls 3 function(s): generate_queries, retrieve_documents, unique_union.

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