n class="s2">&quot;</span><span class="si">{</span><span class="n">name</span><span class="si">}</span><span class="s2">.l2&quot;</span><span class="p">,</span> <span class="p">(</span><span class="n">tensor</span> <span class="o">**</span> <span class="mi">2</span><span class="p">)</span><span class="o">.</span><span class="n">mean</span><span class="p">()</span><span class="o">.</span><span class="n">sqrt</span><span class="p">())</span>


<span class="k">def</span> <span class="nf">store_var</span><span 