code: def set_cpu(force_cpu):
      if force_cpu:
          flair.device = torch.device("cpu")
  
file_path: flair/tests/conftest.py
imports: from pathlib import Path
  import pytest
  import torch
  import flair
label_desc: Use image node_id 4 for calling a global function with example usage: set_cpu(force_cpu) without return types