wrap_tool_call() — langchain Function Reference

Architecture documentation for the wrap_tool_call() function in test_dynamic_tools.py from the langchain codebase.

Function python LangChainCore MessageInterface calls 1 called by 1

Entity Profile

LangChainCore→ MessageInterface→ wrap_tool_call() — langchain Function Reference

Dependency Diagram

graph TD
  455837cc_5fda_f424_2098_8408fe296ed5["wrap_tool_call()"]
  de073c97_ee50_abbe_e9db_be6c9383a57d["ConditionalDynamicToolMiddleware"]
  455837cc_5fda_f424_2098_8408fe296ed5 -->|defined in| de073c97_ee50_abbe_e9db_be6c9383a57d
  1ea5936a_6fbd_698f_ab12_c23421e6c22a["wrap_tool_call()"]
  1ea5936a_6fbd_698f_ab12_c23421e6c22a -->|calls| 455837cc_5fda_f424_2098_8408fe296ed5
  1ea5936a_6fbd_698f_ab12_c23421e6c22a["wrap_tool_call()"]
  455837cc_5fda_f424_2098_8408fe296ed5 -->|calls| 1ea5936a_6fbd_698f_ab12_c23421e6c22a
  style 455837cc_5fda_f424_2098_8408fe296ed5 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_dynamic_tools.py lines 179–186

    def wrap_tool_call(
        self,
        request: ToolCallRequest,
        handler: Callable[[ToolCallRequest], ToolMessage | Command[Any]],
    ) -> ToolMessage | Command[Any]:
        if request.tool_call["name"] == "another_dynamic_tool":
            return handler(request.override(tool=another_dynamic_tool))
        return handler(request)