code: def require_windows(test_case):
      if os.name != "nt":
          return unittest.skip("test of git lfs workflow")(test_case)
      else:
          return test_case
  
imports: import os
  import unittest
  from huggingface_hub.file_download import are_symlinks_supported
label_desc: Use image node_id 1 for calling a global function with example usage: require_windows(test_case) and returns: unittest, test_case