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

Entity Profile

LangChainCore→ MessageInterface→ wrap_tool_call() — langchain Function Reference

Dependency Diagram

graph TD
  e4cdc81b_493e_288d_8e27_3d1f6e4e457f["wrap_tool_call()"]
  1fa34ffe_d005_3b8a_66f7_8634ed0d3c28["DynamicToolMiddleware"]
  e4cdc81b_493e_288d_8e27_3d1f6e4e457f -->|defined in| 1fa34ffe_d005_3b8a_66f7_8634ed0d3c28
  1ea5936a_6fbd_698f_ab12_c23421e6c22a["wrap_tool_call()"]
  e4cdc81b_493e_288d_8e27_3d1f6e4e457f -->|calls| 1ea5936a_6fbd_698f_ab12_c23421e6c22a
  style e4cdc81b_493e_288d_8e27_3d1f6e4e457f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_dynamic_tools.py lines 70–77

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