ass="op">=</span> <span class="st">"serif"</span>, linewidth <span class="op">=</span> <span class="fl">3</span><span class="op">)</span> <span class="op">+</span></span></span>
<span class="r-in"><span>   <span class="fu"><a href="ob_circle.html">ob_circle</a></span><span class="op">(</span>label <span class="op">=</span> <span class="st">"Circle"</span><span class="op">)</span> <span class="op">+</span></span></span>
<span class="r-in"><span>   <span class="fu"><a href="ob_rectangle.html">ob_rectangle</a>