code: def testCompression(self, element):
      element = element._obj
  
      compressed = compression_ops.compress(element)
      uncompressed = compression_ops.uncompress(
          compressed, structure.type_spec_from_value(element)
      )
      self.assertValuesEqual(element, self.evaluate(uncompressed))
  
imports: from collections import namedtuple
  from absl.testing import parameterized
  from tensorflow.python.data.experimental.ops import compression_ops
  from tensorflow.python.data.kernel_tests import test_base
  from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.data.util import structure
  from tensorflow.python.eager import context
  from tensorflow.python.framework import combinations
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import sparse_tensor
  from tensorflow.python.ops.ragged import ragged_factory_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 1 for calling the CompressionOpsTest obj's underlying member method code with example usage: obj.testCompression(element) without return types