ombine input arguments</span>
        <span class="n">inp</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span>
            <span class="nb">zip</span><span class="p">(</span>
                <span class="n">system</span><span class="p">,</span>
                <span class="n">centers</span><span class="p">,</span>
                <span class="n">indices</span><span class="p">,</span>
                <span class="p">[</span><span class="n">method</span><span class="p">]</span>