span><span class="n">Tool</span><span class="p">(</span><span class="s2">&quot;toolname&quot;</span><span class="p">)</span>
</pre></div>
</div>
<p>Internally this will look for “/apps/toolname/current/rappture/tool.xml”.  To load a
non-current or non-installed tool, you must give the full path to the “tool.xml” file:</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">io</span> <span class="o">=</span> <span class="n">rappture</span><span class="o