Method _normalize_tool_input

src/agents/agent.py:590–597

(parsed: Any, tool_name: str)

        )

        def _normalize_tool_input(parsed: Any, tool_name: str) -> Any:
            # Prefer JSON mode so structured params (datetime/UUID/Decimal, etc.) serialize cleanly.
            try:
                return params_adapter.dump_python(parsed, mode="json")
            except Exception as exc:
                raise ModelBehaviorError(
                    f"Failed to serialize structured tool input for {tool_name}: {exc}"
                ) from exc

        async def _run_agent_impl(context: ToolContext, input_json: str) -> Any:
            from .run import DEFAULT_MAX_TURNS, Runner