span></code>)
                  </p>
                </td>
</tr>
</tbody>
</table></div>
<p>
          It is possible to add support for any custom data type by implementing
          a specialization of the customization point <a class="link" href="../../advanced/customize/auto/create_generator.html" title="Define a Custom Attribute Mapping for a Generator"><code class="computeroutput"><span class="identifier">traits</span><span class="special">::</span><span class="identifier">create_generator</span></cod