an> <span class="n">xlabel</span>
<span class="n">ylabel</span><span class="o">=</span><span class="s1">&#39;&#39;</span> <span class="o">--&gt;</span> <span class="n">ylabel</span>
<span class="n">invert</span><span class="o">=</span><span class="kc">False</span> <span class="o">--&gt;</span> <span class="n">whether</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">you</span> <span class="n">want</span> <span class="n">to</span> <span class="n">invert</span> <span class="n">the<