s="n">k</span> <span class="ow">in</span> <span class="n">parameters_accis</span><span class="o">.</span><span class="n">keys</span><span class="p">()]:</span>
            <span class="k">raise</span> <span class="ne">KeyError</span><span class="p">(</span><span class="sa">f</span><span class="s1">&#39;Parameter do not exist.&#39;</span>
                           <span class="sa">f</span><span class="s1">&#39;You need to chose one of the following list: </span><span class="si">{</span><span class="n">param