class_docstr: A Base Dataset
code: def element_spec(self):
      e = [
          tf.TensorSpec(p.as_list(), q)
          for (p, q) in zip(self._shapes, self._dtypes)
      ]
      if len(e) == 1:
          return e[0]
      return tuple(e)
  
file_path: io/tensorflow_io/python/ops/data_ops.py
imports: import tensorflow
label_desc: Use image node_id 3 for calling the BaseDataset obj's underlying member method code with example usage: obj.element_spec() and returns: tuple, e