code: def testGetMemoryInfoCPU(self):
      if test_util.IsMklEnabled():
          # TODO(gzmkl) work with Google team to address design issue in allocator.h
          self.skipTest(
              "MklCPUAllocator does not throw exception. So skip test."
          )
  
      with self.assertRaisesRegex(
          ValueError, "Allocator stats not available"
      ):
          config.get_memory_info("CPU:0")
      with self.assertRaisesRegex(
          ValueError, "Allocator stats not available"
      ):
          config.get_memory_usage("CPU:0")
  
imports: from absl.testing import parameterized
  from tensorflow.core.protobuf import cluster_pb2
  from tensorflow.core.protobuf import config_pb2
  from tensorflow.core.protobuf import rewriter_config_pb2
  from tensorflow.core.protobuf import tensorflow_server_pb2
  from tensorflow.python.eager import context
  from tensorflow.python.eager import def_function
  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
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.platform import test
  from tensorflow.python.util import compat
label_desc: Use image node_id 11 for calling the DeviceTest obj's underlying member method code with example usage: obj.testGetMemoryInfoCPU() without return types