parameters: (self, batch_size)
docstring: Returns a TypeSpec representing a batch of objects with this TypeSpec.
  
      Args:
        batch_size: An `int` representing the number of elements in a batch,
          or `None` if the batch size may vary.
  
      Returns:
        A `TypeSpec` representing a batch of objects with this TypeSpec.
docstring_summary: Returns a TypeSpec representing a batch of objects with this TypeSpec.
docstring_tokens: Returns a TypeSpec representing a batch of objects with this TypeSpec .
function: def _batch(self, batch_size):
      """Returns a TypeSpec representing a batch of objects with this TypeSpec.
  
      Args:
        batch_size: An `int` representing the number of elements in a batch,
          or `None` if the batch size may vary.
  
      Returns:
        A `TypeSpec` representing a batch of objects with this TypeSpec.
      """
      raise NotImplementedError("%s._batch" % type(self).__name__)
function_tokens: def _batch ( self , batch_size ) : raise NotImplementedError ( "%s._batch" % type ( self ) . __name__ )