="c1"># Fix up the drawing locations</span>
            <span class="bp">self</span><span class="o">.</span><span class="n">fix_pos_f</span><span class="p">()</span>

        <span class="bp">self</span><span class="o">.</span><span class="n">labels</span> <span class="o">=</span> <span class="n">labels</span></div>

        
    <span class="k">def</span> <span class="fm">__str__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
        <span class="k">return</span> <span 