class="o">.</span><span class="n">astype</span><span class="p">(</span><span class="nb">str</span><span class="p">)</span>
    <span class="n">l2d</span><span class="p">[:</span><span class="mi">10</span><span class="p">]</span> <span class="o">=</span> <span class="n">array</span><span class="p">([</span><span class="s1">&#39;00&#39;</span><span class="p">,</span> <span class="s1">&#39;01&#39;</span><span class="p">,</span> <span class="s1">&#39;02&#39;</span><span class="p">,</span> <span class="s1">&#39;