><span class="p">):</span>
        <span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="n">index_path</span><span class="p">,</span> <span class="s1">'r'</span><span class="p">)</span> <span class="k">as</span> <span class="n">f</span><span class="p">:</span>
            <span class="k">for</span> <span class="n">line</span> <span class="ow">in</span> <span class="n">f</span><span class="p">:</span>
                <span class="n">filename</span> <span class="o">=</sp