code: def test_create_input_dataset(self):
      ds = data_providers.input_fn(
          path=testdata.GOLDEN_TRAINING_EXAMPLES,
          config=self.config,
          n_epochs=1,
          mode="train",
      )
      item = ds.take(1).get_single_element()
      self.assertIsInstance(item, tuple)
  
imports: import math
  from absl.testing import absltest
  from absl.testing import parameterized
  import numpy
  import tensorflow
  from tensorflow import estimator
  from deepvariant import data_providers
  from deepvariant import dv_config
  from deepvariant import dv_constants
  from deepvariant import dv_utils
  from deepvariant import testdata
  from deepvariant.protos import deepvariant_pb2
  from third_party.nucleus.io import tfrecord
  from third_party.nucleus.testing import test_utils
  from third_party.nucleus.util import variant_utils
  from tensorflow.core.example import example_pb2
label_desc: Use image node_id 3 for calling the CreateExamplesTest obj's underlying member method code with example usage: obj.test_create_input_dataset() without return types