class_docstr: A `Dataset` that splits a rank-N `tf.sparse.SparseTensor` into its rows.
code: def element_spec(self):
      return self._structure
  
file_path: tensorflow-upstream/tensorflow/python/data/ops/from_sparse_tensor_slices_op.py
imports: from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import sparse_tensor
  from tensorflow.python.framework import tensor_spec
  from tensorflow.python.ops import gen_dataset_ops
label_desc: Use image node_id 2 for calling the _SparseTensorSliceDataset obj's underlying member method code with example usage: obj.element_spec() and returns: self