code: def get_not_decorated(item_id: str):
      return {"item_id": item_id}
  
imports: from typing import Optional
  from dirty_equals import IsDict
  from fastapi import FastAPI
  from fastapi.responses import JSONResponse
  from fastapi.testclient import TestClient
  from pydantic import BaseModel
label_desc: Use image node_id 2 for calling a global function with example usage: get_not_decorated(item_id) and returns: dict