Method from_chains

libs/langchain/langchain/agents/mrkl/base.py:176–201

User-friendly way to initialize the MRKL chain. This is intended to be an easy way to get up and running with the MRKL chain. Args: llm: The LLM to use as the agent LLM. chains: The chains the MRKL system has access to. **kwargs: paramete

(
        cls, llm: BaseLanguageModel, chains: List[ChainConfig], **kwargs: Any
    )

    @classmethod
    def from_chains(
        cls, llm: BaseLanguageModel, chains: List[ChainConfig], **kwargs: Any
    ) -> AgentExecutor:
        """User-friendly way to initialize the MRKL chain.

        This is intended to be an easy way to get up and running with the
        MRKL chain.

        Args:
            llm: The LLM to use as the agent LLM.
            chains: The chains the MRKL system has access to.
            **kwargs: parameters to be passed to initialization.

        Returns:
            An initialized MRKL chain.
        """
        tools = [
            Tool(
                name=c.action_name,
                func=c.action,
                description=c.action_description,
            )
            for c in chains
        ]
        agent = ZeroShotAgent.from_llm_and_tools(llm, tools)
        return cls(agent=agent, tools=tools, **kwargs)