code: def test_output_squeezed(self, module_cls):
      X = torch.zeros((5, 20)).float()
  
      module = module_cls(output_units=1)
      y = module(X)
      assert y.dim() == 2
  
      module = module_cls(squeeze_output=True, output_units=1)
      y = module(X)
      assert y.dim() == 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 6 for calling the TestMLPModule obj's underlying member method code with example usage: obj.test_output_squeezed(module_cls) without return types