code: def test_model():
      run_model(config)
  
      config["kwargs"]["pool"] = None
      run_model(config)
  
      config["kwargs"]["connectivity"] = "sum"
      run_model(config)
  
      config["kwargs"]["connectivity"] = None
      run_model(config)
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_model() without return types