code: def testDataclassAssertShallowStructure(self):
      mt = MaskedTensor(mask=True, value=constant_op.constant([1]))
      structure1 = ("a", "b")
      structure2 = (mt, "c")
      nest.assert_shallow_structure(structure1, structure2)
  
      structure3 = (mt, "d", "e")
  
      with self.assertRaisesRegex(  # pylint: disable=g-error-prone-assert-raises
          ValueError,
          "don't have the same sequence length",
      ):
          nest.assert_shallow_structure(structure1, structure3)
  
      structure4 = {"a": mt, "b": "c"}
      nest.assert_shallow_structure(
          structure1, structure4, check_types=False
      )
      with self.assertRaisesRegex(  # pylint: disable=g-error-prone-assert-raises
          TypeError,
          "don't have the same sequence type",
      ):
          nest.assert_shallow_structure(structure1, structure4)
  
imports: import collections
  import dataclasses
  from absl.testing import parameterized
  import numpy
  from tensorflow.python.data.kernel_tests import test_base
  from tensorflow.python.data.util import nest
  from tensorflow.python.framework import combinations
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import sparse_tensor
  from tensorflow.python.framework import tensor
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops.ragged import ragged_factory_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 7 for calling the NestTest obj's underlying member method code with example usage: obj.testDataclassAssertShallowStructure() without return types