uot;Name of function&#39;s first parameter if any&quot;&quot;&quot;</span>
</span><span id="L-11"><a href="#L-11"><span class="linenos">11</span></a>    <span class="n">params</span> <span class="o">=</span> <span class="n">Signature</span><span class="o">.</span><span class="n">from_callable</span><span class="p">(</span><span class="n">func</span><span class="p">)</span><span class="o">.</span><span class="n">parameters</span>
</span><span id="L-12"><a href="#L-12"><span class="linenos">12</span></a>    <