code: def test_func_load_bad_encoded_code(self):
      bad_encoded_code = "This isn't valid base64!"
      with self.assertRaises(AttributeError):
          python_utils.func_load(bad_encoded_code)
  
file_path: keras/keras/utils/python_utils_test.py
imports: import base64
  import marshal
  from keras import testing
  from keras.utils import python_utils
label_desc: Use image node_id 11 for calling the PythonUtilsTest obj's underlying member method code with example usage: obj.test_func_load_bad_encoded_code() without return types