nal function to be called when
standard output is received. Any returned value
is written to the submit output widget, otherwise that widget
will be empty when this is used.</li>
<li><strong>show_progress</strong> – Show progress bar?  Default is True.</li>
<li><strong>width</strong> – Default is ‘auto’.</li>
</ul>
</td>
</tr>
</tbody>
</table>
<dl class="method">
<dt id="hublib.ui.Submit.make_rname">
<code class="descname">make_rname</code><span class="sig-paren">(</span><em>*args</em><span class="