code: def test_wheel_features():
      expected_features = {
          "webp_anim",
          "webp_mux",
          "transp_webp",
          "raqm",
          "fribidi",
          "harfbuzz",
          "libjpeg_turbo",
          "xcb",
      }
  
      if sys.platform == "win32":
          expected_features.remove("xcb")
  
      assert set(features.get_supported_features()) == expected_features
  
imports: from __future__ import annotations
  import sys
  from PIL import features
label_desc: Use image node_id 3 for calling a global function with example usage: test_wheel_features() without return types