code: def test_clone(self, net_fit):
      clone(net_fit)
  
imports: from functools import partial
  import numpy
  import pytest
  from sklearn.base import clone
  from skorch.tests.conftest import INFERENCE_METHODS
label_desc: Use image node_id 9 for calling the TestNeuralNetRegressor obj's underlying member method code with example usage: obj.test_clone(net_fit) without return types