<divid="unreleased-message"> You are reading an old version of the documentation (v1.5.3). 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-l1"><aclass="reference internal" href="portable_code.html">Writing code for Python 2 and 3</a><ul>
<liclass="toctree-l2"><aclass="reference internal" href="portable_code.html#welcome-to-the-future">Welcome to the <codeclass="docutils literal"><spanclass="pre">__future__</span></code></a></li>
<liclass="toctree-l2"><aclass="reference internal" href="portable_code.html#finding-places-to-use-six">Finding places to use six</a></li>
<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>
<liclass="toctree-l2"><aclass="reference internal" href="MEP/MEP12.html">MEP12: Improve Gallery and Examples</a></li>
<liclass="toctree-l2"><aclass="reference internal" href="MEP/MEP13.html">MEP13: Use properties for Artists</a></li>
<liclass="toctree-l2"><aclass="reference internal" href="MEP/MEP14.html">MEP14: Text handling</a></li>
<liclass="toctree-l2"><aclass="reference internal" href="MEP/MEP15.html">MEP15 - Fix axis autoscaling when limits are specified for one axis only</a></li>