n class="bp">self</span><span class="p">,</span> <span class="n">xValues</span><span class="p">,</span> <span class="n">yValues</span><span class="p">,</span> <span class="n">secondY</span><span class="p">,</span> <span class="n">title</span><span class="p">):</span>
    <span class="n">max_points</span> <span class="o">=</span> <span class="o">-</span><span class="mi">20</span>  <span class="c1"># change to display more/fewer points</span>
    <span class="n">xValues</span> <span class="o">=</span> <span c