code: def test_bad_pickling():
      """Test an error is raised in an operator cant be pickled."""
  
      with pytest.raises(
          AttributeError, match="Can't pickle local object"
      ):
          assert_valid(BadPickling0(lambda x: x, wires=0))
  
imports: import pytest
  import numpy
  import pennylane
  from pennylane.operation import Operator
  from pennylane.ops.functions import assert_valid
label_desc: Use image node_id 3 for calling a global function with example usage: test_bad_pickling() without return types