&gt;&gt; </span><span class="n">pvsys</span><span class="o">.</span><span class="n">eff</span>
<span class="go">0.1884217160847011</span>

<span class="gp">&gt;&gt;&gt; </span><span class="n">pvsys</span><span class="o">.</span><span class="n">Voc</span>
<span class="go">486.4780520368573</span>

<span class="gp">&gt;&gt;&gt; </span><span class="n">pvsys</span><span class="o">.</span><span class="n">Isc</span>
<span class="go">12.752339637569314</span>

<span class="gp">&gt;&gt;&gt; </span><span class="n">f