code: def _lambda_for_fields(self):
      return lambda: {
          "a": np.ones([1, 2, 3, 1]),
          "b": np.ones([1, 2, 3, 1, 5]),
          "c": ragged_factory_ops.constant(
              np.zeros([1, 2, 3, 1], dtype=np.uint8), dtype=dtypes.uint8
          ),
          "d": ragged_factory_ops.constant(
              np.zeros([1, 2, 3, 1, 3]).tolist(), ragged_rank=1
          ),
          "e": ragged_factory_ops.constant(
              np.zeros([1, 2, 3, 1, 2, 2]).tolist(), ragged_rank=2
          ),
          "f": ragged_factory_ops.constant(
              np.zeros([1, 2, 3, 1, 3]), dtype=dtypes.float32
          ),
          "g": StructuredTensor.from_pyval(
              [
                  [
                      [  # pylint: disable=g-complex-comprehension
                          [{"x": j, "y": k}] for k in range(3)
                      ]
                      for j in range(2)
                  ]
              ]
          ),
          "h": StructuredTensor.from_pyval(
              [
                  [
                      [  # pylint: disable=g-complex-comprehension
                          [[{"x": j, "y": k, "z": z} for z in range(j)]]
                          for k in range(3)
                      ]
                      for j in range(2)
                  ]
              ]
          ),
      }
  
imports: from absl.testing import parameterized
  import numpy
  from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.eager import context
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import tensor_shape
  from tensorflow.python.framework import tensor_spec
  from tensorflow.python.framework import test_util
  from tensorflow.python.framework import type_spec
  from tensorflow.python.ops.ragged import ragged_factory_ops
  from tensorflow.python.ops.ragged import ragged_tensor
  from tensorflow.python.ops.ragged import row_partition
  from tensorflow.python.ops.ragged.dynamic_ragged_shape import DynamicRaggedShape
  from tensorflow.python.ops.structured import structured_tensor
  from tensorflow.python.ops.structured.structured_tensor import StructuredTensor
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 10 for calling the StructuredTensorSpecTest obj's underlying member method code with example usage: obj._lambda_for_fields() and returns: function