ong> – An optional callback function.</li>
<li><strong>disabled</strong> – The initial state of the form. Defaults to False.</li>
<li><strong>width</strong> – Optional width of the form as a percent string (for example, ‘50%’).
Default sets the width automatically to contain all the widgets.</li>
</ul>
</td>
</tr>
</tbody>
</table>
<dl class="docutils">
<dt>Attributes:</dt>
<dd>Attributes are parameters that may be modified or read after the object is created.
Unless noted, attributes are read/wri