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__call__() — langchain Function Reference

Architecture documentation for the __call__() function in loading.py from the langchain codebase.

Entity Profile

Dependency Diagram

graph TD
  16c9ba1e_8b34_e0d0_8b2c_ae6601fdebeb["__call__()"]
  31d55a20_0089_4b77_6819_7a056a44e9e9["LoadingCallable"]
  16c9ba1e_8b34_e0d0_8b2c_ae6601fdebeb -->|defined in| 31d55a20_0089_4b77_6819_7a056a44e9e9
  style 16c9ba1e_8b34_e0d0_8b2c_ae6601fdebeb fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

libs/langchain/langchain_classic/chains/qa_with_sources/loading.py lines 36–41

    def __call__(
        self,
        llm: BaseLanguageModel,
        **kwargs: Any,
    ) -> BaseCombineDocumentsChain:
        """Callable to load the combine documents chain."""

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Frequently Asked Questions

What does __call__() do?
__call__() is a function in the langchain codebase, defined in libs/langchain/langchain_classic/chains/qa_with_sources/loading.py.
Where is __call__() defined?
__call__() is defined in libs/langchain/langchain_classic/chains/qa_with_sources/loading.py at line 36.

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