code: def test_serialization():
      s = Strategy()
      s.serialize()
      s2 = Strategy.deserialize(s.id)
      print(s, s2)
      assert s.id == s2.id
      assert s.path == s2.path
      assert s.node_config == s2.node_config
      assert s.graph_config == s2.graph_config
  
label_desc: Use image node_id 2 for calling a global function with example usage: test_serialization() without return types