code: def test_make_sbatch_string_gpu() -> None:
      string = slurm._make_sbatch_string(
          command="blublu", folder="/tmp", gpus_per_node=2
      )
      assert "--gpus-per-node=2" in string
  
imports: import contextlib
  import os
  import signal
  import subprocess
  import typing
  from pathlib import Path
  from unittest.mock import patch
  import pytest
  import submitit
  from ..None import helpers
  from ..core import job_environment, submission, test_core, utils
  from ..core.core import Job
  from .None import slurm
label_desc: Use image node_id 14 for calling a global function with example usage: test_make_sbatch_string_gpu() without return types