pan><span class="k">program </span><span class="n">demo_dump</span>
<span class="w">          </span><span class="k">use </span><span class="n">M_attr</span><span class="p">,</span><span class="w"> </span><span class="k">only</span><span class="w"> </span><span class="p">:</span><span class="w"> </span><span class="n">attr</span>

<span class="w">             </span><span class="k">write</span><span class="p">(</span><span class="o">*</span><span class="p">,</span><span class="s1">&#39;(a)&#39;</span><span 