code: def check_slow():
      run_slow = bool(os.getenv("RUN_SLOW", 0))
      if run_slow:
          assert True
      else:
          assert False, "should have been skipped"
  
file_path: transformers/tests/utils/test_skip_decorators.py
imports: import os
  import unittest
  import pytest
  from parameterized import parameterized
  from transformers.testing_utils import require_torch, require_torch_gpu, slow, torch_device
label_desc: Use image node_id 1 for calling a global function with example usage: check_slow() without return types