code: def test_timeout(test_file):
      with open(test_file, "rb") as f:
          with pytest.raises(Image.UnidentifiedImageError):
              with Image.open(f):
                  pass
  
imports: import io
  import pytest
  from PIL import EpsImagePlugin, Image, features
  from .helper import assert_image_similar, assert_image_similar_tofile, hopper, mark_if_feature_version, skip_unless_feature
label_desc: Use image node_id 18 for calling a global function with example usage: test_timeout(test_file) without return types