code: def test_func_load_closure_conversion(self):
      def my_function_with_closure(x):
          return x + y
  
      y = 5
      serialized = python_utils.func_dump(my_function_with_closure)
      deserialized = python_utils.func_load(serialized)
      self.assertEqual(deserialized(5), 10)
  
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 7 for calling the PythonUtilsTest obj's underlying member method code with example usage: obj.test_func_load_closure_conversion() and returns: unknown