</span> <span class="n">it</span> <span class="o">=</span> <span class="n">arg</span>
            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">it</span><span class="p">,</span> <span class="nb">int</span><span class="p">):</span>
                <span class="n">it</span> <span class="o">=</span> <span class="nb">range</span><span class="p">(</span><span class="n">it</span><span class="p">)</span>
            <span class="n">iterators</span><span class="