code: def testDepthwiseConv2DFilterGradCompare(self):
      for index, (
          input_size,
          filter_size,
          output_size,
          stride,
          padding,
      ) in enumerate(ConfigsToTest()):
          print(
              "Testing DepthwiseConv2DFilterGradCompare,",
              index,
              "th config:",
              input_size,
              "*",
              filter_size,
              "producing output",
              output_size,
              "stride:",
              stride,
              "padding:",
              padding,
          )
          self._CompareBackpropFilter(
              input_size, filter_size, output_size, stride, padding
          )
  
imports: import numpy
  from tensorflow.compiler.tests import xla_test
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import nn_impl
  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 12 for calling the DepthwiseConv2DTest obj's underlying member method code with example usage: obj.testDepthwiseConv2DFilterGradCompare() without return types