code: def test(self, verify_fn, symbolic_checkpoint):
      num_epochs = 5
      num_outputs = num_epochs * self._num_files * self._num_records
      verify_fn(
          self,
          lambda: self.make_dataset(
              num_epochs, symbolic_checkpoint=symbolic_checkpoint
          ),
          num_outputs,
      )
  
imports: import gzip
  import os
  import pathlib
  import zlib
  from absl.testing import parameterized
  from tensorflow.python.data.kernel_tests import checkpoint_test_base
  from tensorflow.python.data.kernel_tests import test_base
  from tensorflow.python.data.kernel_tests import tf_record_test_base
  from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.data.ops import options
  from tensorflow.python.data.ops import readers
  from tensorflow.python.framework import combinations
  from tensorflow.python.framework import constant_op
  from tensorflow.python.platform import test
label_desc: Use image node_id 2 for calling the TFRecordDatasetCheckpointTest obj's underlying member method code with example usage: obj.test(verify_fn, symbolic_checkpoint) without return types