code: def test_single_gpu(deployment, query):
      outputs = deployment(query)
      assert outputs[0], "output is empty"
  
file_path: deepspeed-mii/tests/test_deployment.py
imports: import pytest
  import json
  import re
  import requests
  import subprocess
  import time
  import mii
label_desc: Use image node_id 1 for calling a global function with example usage: test_single_gpu(deployment, query) without return types