n><span class="sd">&#39;&#39;&#39;</span>
<span class="sd">    An unique ID for a graph object (AudioContext, AudioNode, AudioParam) in Web Audio API</span>
<span class="sd">    &#39;&#39;&#39;</span>
    <span class="k">def</span> <span class="nf">to_json</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
        <span class="k">return</span> <span class="bp">self</span>

    <span class="nd">@c