n class="p">(</span><span class="n">draw_norm</span><span class="o">**</span><span class="mi">2</span><span class="p">,</span><span class="n">axis</span><span class="o">=</span><span class="kc">None</span><span class="p">)</span><span class="o">**</span><span class="mf">0.5</span>
                    <span class="n">xyz_chr</span><span class="p">[</span><span class="n">atom_index</span><span class="p">]</span> <span class="o">=</span> <span class="n">xyz_chr</span><span class="p">[</span><span class="n">ato