ot;</span>
    <span class="c1"># Bundle spec/data together as a signal.</span>
    <span class="n">signal</span> <span class="o">=</span> <span class="n">Signal</span><span class="p">()</span>

    <span class="c1"># Setup signal specification.</span>
    <span class="n">signal_spec</span> <span class="o">=</span> <span class="n">signal</span><span class="o">.</span><span class="n">signal_spec</span>
    <span class="n">signal_spec</span><span class="o">.</span><span class="n">info</span><span class="o">.<