}
		typ.MethodList = append(typ.MethodList, f)
		return false
	})

	return typ
}

// Result = Parameters | Type .
func (p *parser) funcResult() []*Field {
	if trace {
		defer p.trace("funcResult")()
	}

	if p.got(_Lparen) {
		return p.paramList(nil, nil, _Rparen, false)
	}

	pos := p.pos()
	if typ := p.typeOrNil(); typ != nil {
		f := new(Field)

  // Space to depth only supports training loop.
  auto func_result = getOperation().walk([&](tf_device::ClusterFuncOp cluster) {
    cluster_func = cluster;
    return WalkResult::interrupt();
  });

  // Return if there is no tf_device::ClusterFuncOp in training loop.
  if (!func_result.wasInterrupted() || !cluster_func.has_value()) {
    return;
  }