n> <span class="n">label</span><span class="o">=</span><span class="s2">&quot;fit&quot;</span><span class="p">,</span> <span class="n">ax</span><span class="o">=</span><span class="n">ax4</span><span class="p">)</span>
<span class="c1"># }}}</span>
<span class="n">ax1</span><span class="o">.</span><span class="n">set_ylabel</span><span class="p">(</span><span class="s2">&quot;real components&quot;</span><span class="p">)</span>
<span class="n">ax2</span><span class="o">.</span><span class="n">set_ylabel</sp