code: def test_path_operations():
      response = client.get("/valid1")
      assert response.status_code == 200, response.text
      response = client.get("/valid2")
      assert response.status_code == 200, response.text
      response = client.get("/valid3")
      assert response.status_code == 200, response.text
      response = client.get("/valid4")
      assert response.status_code == 200, response.text
  
file_path: fastapi/tests/test_response_model_sub_types.py
imports: from typing import List
  from fastapi import FastAPI
  from fastapi.testclient import TestClient
  from pydantic import BaseModel
label_desc: Use image node_id 5 for calling a global function with example usage: test_path_operations() without return types