code: def test_unpooling_3d_invalid(self):
      (x, ksize) = self._get_data(2)
      with self.assertRaises(ValueError):
          functions.unpooling_3d(x, ksize)
  
imports: import itertools
  import unittest
  import numpy
  import six
  import chainer
  from chainer import backend
  from chainer import functions
  from chainer import testing
  from chainer.utils import conv
  from chainer.utils import type_check
label_desc: Use image node_id 5 for calling the TestUnpoolingNDWrappers obj's underlying member method code with example usage: obj.test_unpooling_3d_invalid() without return types