.html">4. Contributing</a><ul>
<li class="toctree-l2"><a class="reference internal" href="contributing.html#getting-started">4.1. Getting Started</a></li>
<li class="toctree-l2"><a class="reference internal" href="contributing.html#contributing-guidelines">4.2. Contributing Guidelines</a><ul>
<li class="toctree-l3"><a class="reference internal" href="contributing.html#code-style-and-formatting">4.2.1. Code style and formatting</a></li>
<li class="toctree-l3"><a class="reference internal" href="contributing.