code: def testAvgPool3dValidPadding(self):
      expected_output = [20.5, 21.5, 22.5]
      self._VerifyValues(
          nn_ops.avg_pool3d,
          input_sizes=[1, 3, 3, 3, 3],
          window=[2, 2, 2],
          strides=[2, 2, 2],
          padding="VALID",
          expected=expected_output,
      )
  
imports: import numpy
  from tensorflow.compiler.tests import xla_test
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import ops
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import gen_nn_ops
  from tensorflow.python.ops import nn_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 2 for calling the Pooling3DTest obj's underlying member method code with example usage: obj.testAvgPool3dValidPadding() without return types