code: def test_cudnn_deterministic(self):
      x1, W1, b1, y1 = self._run()
      x2, W2, b2, y2 = self._run()
  
      cuda.cupy.testing.assert_array_equal(x1.grad, x2.grad)
      cuda.cupy.testing.assert_array_equal(y1.data, y2.data)
      cuda.cupy.testing.assert_array_equal(W1.grad, W2.grad)
  
imports: import unittest
  import numpy
  import chainer
  from chainer.backends import cuda
  import chainer.functions
  from chainer import testing
  from chainer.testing import attr
  from chainer.testing import backend
label_desc: Use image node_id 3 for calling the TestConvolution2DFunctionCudnnDeterministic obj's underlying member method code with example usage: obj.test_cudnn_deterministic() without return types