code: def test_invalid_interface():
      """Tests that unknown frameworks raise a ValueError."""
      with pytest.raises(ValueError, match="interface must be in"):
          _ = ExecutionConfig(interface="nonsense")
  
imports: import pytest
  from pennylane.devices import ExecutionConfig
label_desc: Use image node_id 2 for calling a global function with example usage: test_invalid_interface() without return types