an class="s2">&quot;orientations&quot;</span><span class="p">,</span>
    <span class="p">]</span>
    <span class="n">params_keys</span> <span class="o">=</span> <span class="p">[</span>
        <span class="s2">&quot;t&quot;</span><span class="p">,</span>
        <span class="s2">&quot;t_min&quot;</span><span class="p">,</span>
        <span class="s2">&quot;t_max&quot;</span><span class="p">,</span>
        <span class="s2">&quot;t_step&quot;</span><span class="p">,</span>
        <span class="s2">&quot;