an class="o">.</span><span class="n">cast</span><span class="p">(</span><span class="n">w_size</span><span class="p">,</span> <span class="n">dtype</span><span class="o">=</span><span class="s1">&#39;int32&#39;</span><span class="p">)</span>
</span><span id="Sublosses.window_diff-35"><a href="#Sublosses.window_diff-35"><span class="linenos">35</span></a>    <span class="c1"># Divider is the number of convolutions.</span>
</span><span id="Sublosses.window_diff-36"><a href="#Sublosses.window_diff-36"><span cl