pan class="p">[</span><span class="n">i</span><span class="p">]</span><span class="o">.</span><span class="n">columns</span><span class="p">]</span>
        <span class="n">data</span><span class="p">[</span><span class="n">i</span><span class="p">]</span><span class="o">.</span><span class="n">rename</span><span class="p">(</span><span class="n">columns</span><span class="o">=</span><span class="n">col_map</span><span class="p">,</span> <span class="n">inplace</span><span class="o">=</span><span class="kc"