code: def module_cls(self):
      from skorch.toy import make_binary_classifier
  
      return make_binary_classifier(
          input_units=20,
          hidden_units=10,
          output_units=1,
          num_hidden=1,
          dropout=0,
      )
  
imports: from unittest.mock import Mock
  import numpy
  import pytest
  import torch
  from scipy.special import expit
  from sklearn.base import clone
  from torch import nn
  from skorch.tests.conftest import INFERENCE_METHODS
label_desc: Use image node_id 2 for calling the TestNeuralNetBinaryClassifier obj's underlying member method code with example usage: obj.module_cls() and returns: make_binary_classifier