_tools_description() — langchain Function Reference

Architecture documentation for the _tools_description() function in trajectory_eval_chain.py from the langchain codebase.

Function python LangChainCore MessageInterface

Entity Profile

LangChainCore→ MessageInterface→ _tools_description() — langchain Function Reference

Dependency Diagram

graph TD
  3a27582b_b9f3_5fbd_cef5_c311ab88dc62["_tools_description()"]
  9066f65c_c5a3_1534_5336_72609f4ff02b["TrajectoryEvalChain"]
  3a27582b_b9f3_5fbd_cef5_c311ab88dc62 -->|defined in| 9066f65c_c5a3_1534_5336_72609f4ff02b
  style 3a27582b_b9f3_5fbd_cef5_c311ab88dc62 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/evaluation/agents/trajectory_eval_chain.py lines 164–178

    def _tools_description(self) -> str:
        """Get the description of the agent tools.

        Returns:
            The description of the agent tools.
        """
        if self.agent_tools is None:
            return ""
        return "\n\n".join(
            [
                f"""Tool {i}: {tool.name}
Description: {tool.description}"""
                for i, tool in enumerate(self.agent_tools, 1)
            ],
        )