code: def testErosion(self):
      for use_gpu in True, False:
          self._testErosionValidPadding(use_gpu)
          self._testErosionSamePadding(use_gpu)
          self._testErosionSamePaddingDepth(use_gpu)
          self._testErosionSamePaddingBatch(use_gpu)
          self._testErosionValidPaddingNonSquareWindow(use_gpu)
          self._testErosionSamePaddingRate(use_gpu)
          self._testErosionValidPaddingUnevenStride(use_gpu)
  
imports: from absl.testing import parameterized
  import numpy
  from tensorflow.python.framework import config
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors_impl
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import gradient_checker_v2
  from tensorflow.python.ops import nn_ops
  import tensorflow.python.ops.nn_grad
  from tensorflow.python.platform import test
label_desc: Use image node_id 9 for calling the ErosionTest obj's underlying member method code with example usage: obj.testErosion() without return types