p">],</span> <span class="n">length_unit</span><span class="p">)</span>

<span class="n">Emin</span> <span class="o">=</span> <span class="n">floor</span><span class="p">(</span><span class="n">energy</span><span class="o">.</span><span class="n">min</span><span class="p">())</span>
<span class="k">if</span> <span class="n">Emin</span> <span class="o">&lt;</span> <span class="o">-</span><span class="mi">10</span><span class="p">:</span>
    <span class="n">Emin</span> <span class="o">=</span> <span class="o