code: def test_available_accelerators_in_registry():
      """Tests the accelerators available by default, not including external, third-party accelerators."""
      available = set(AcceleratorRegistry.available_accelerators())
      expected = {"cpu", "cuda", "mps", "tpu"}
      # Note: the registry is global, other tests may register new strategies as a side effect
      assert expected.issubset(available)
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_available_accelerators_in_registry() without return types