an class="k">def</span> <span class="nf">test_portfolio_remove_different_date</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
        <span class="n">se</span> <span class="o">=</span> <span class="n">Stock_Extractor</span><span class="p">(</span><span class="s1">&#39;MSFT&#39;</span><span class="p">,</span> <span class="s1">&#39;yahoo&#39;</span><span class="p">)</span>
        <span class="n">stock</span> <span class="o">=</span> <span class="n">se</span><span class="o"