improve typing

Author: DouweM

pydantic_ai_slim/pydantic_ai/models/google.py

@@ -398,7 +398,11 @@ async def _generate_content(
             return await func(model=self._model_name, contents=contents, config=config)  # type: ignore
         except errors.APIError as e:
             if (status_code := e.code) >= 400:
-                raise ModelHTTPError(status_code=status_code, model_name=self._model_name, body=e.details) from e  # pyright: ignore[reportUnknownArgumentType, reportUnknownMemberType]
+                raise ModelHTTPError(
+                    status_code=status_code,
+                    model_name=self._model_name,
+                    body=cast(Any, e.details),  # pyright: ignore[reportUnknownMemberType]
+                ) from e
             raise  # pragma: lax no cover
 
     async def _build_content_and_config(