code: def testRequestedCardinalityTooShort(self):
      ds = dataset_ops.Dataset.from_tensors({"a": 1}).repeat(5)
      with self.assertRaisesRegex(
          ValueError,
          r"The dataset passed into `pad_to_cardinality` must have a cardinalty "
          r"less than the target cardinality \(3\), but has cardinality 5",
      ):
          ds = ds.apply(pad_to_cardinality(3))
          self.getDatasetOutput(ds)
  
file_path: tensorflow/tensorflow/python/data/experimental/kernel_tests/pad_to_cardinality_test.py
imports: from absl.testing import parameterized
  from tensorflow.python.data.experimental.ops import pad_to_cardinality
  from tensorflow.python.data.kernel_tests import test_base
  from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.framework import combinations
  from tensorflow.python.platform import test
label_desc: Use image node_id 7 for calling the PadToCardinalityTest obj's underlying member method code with example usage: obj.testRequestedCardinalityTooShort() without return types