code: def test_bias_invalid_argc2(self):
      func = links.Bias(self.axis, None)
      with chainer.using_config("debug", True):
          with self.assertRaises(AssertionError):
              func(self.x)
  
imports: import unittest
  import numpy
  import chainer
  from chainer.backends import cuda
  from chainer import gradient_check
  from chainer import links
  from chainer import testing
  from chainer.testing import attr
  from chainer.testing import condition
label_desc: Use image node_id 3 for calling the TestBiasInvalidArgc obj's underlying member method code with example usage: obj.test_bias_invalid_argc2() without return types