code: def test_make_regressor(self):
      from skorch.toy import make_regressor
  
      module = make_regressor()()
      assert module.sequential[-1].out_features == 1
  
file_path: skorch/skorch/tests/test_toy.py
imports: import numpy
  import pytest
  import torch
  from torch import nn
label_desc: Use image node_id 10 for calling the TestMLPModule obj's underlying member method code with example usage: obj.test_make_regressor() without return types