<divid="unreleased-message"> You are reading an old version of the documentation (v1.3.1). For the latest version see <ahref="https://matplotlib.org/stable/devel/index.html">https://matplotlib.org/stable/devel/index.html</a></div>
<spanid="developers-guide-index"></span><h1>The Matplotlib Developers’ Guide<aclass="headerlink" href="#the-matplotlib-developers-guide" title="Permalink to this headline">¶</a></h1>
<liclass="toctree-l2"><aclass="reference internal" href="testing.html#creating-a-new-module-in-matplotlib-tests">Creating a new module in matplotlib.tests</a></li>