 class="o">=</span> <span class="mi">0</span>
    <span class="n">directories</span> <span class="o">=</span> <span class="mi">0</span>
    <span class="k">def</span> <span class="nf">inner</span><span class="p">(</span><span class="n">dir_path</span><span class="p">:</span> <span class="n">Path</span><span class="p">,</span> <span class="n">prefix</span><span class="p">:</span> <span class="nb">str</span><span class="o">=</span><span class="s1">&#39;&#39;</span><span class="p">,</span> <span class="n">leve