� The second persistence diagram</p></li>
<li><p><strong>y_axis</strong> (<em>optional</em><em>, </em><em>default=&quot;death&quot;</em>) – <p>What the y-axis of the diagram represents. Should be one of</p>
<blockquote>
<div><ul>
<li><p><code class="docutils literal notranslate"><span class="pre">&quot;lifetime&quot;</span></code></p></li>
<li><p><code class="docutils literal notranslate"><span class="pre">&quot;death&quot;</span></code></p></li>
</ul>
</div></blockquote>
</p></li>
<li><p><strong>p</stron