iv class="viewcode-block" id="ModelWrapper.validation_step"><a class="viewcode-back" href="../../../models/models.Wrapper.html#packnet_sfm.models.model_wrapper.ModelWrapper.validation_step">[docs]</a>    <span class="k">def</span> <span class="nf">validation_step</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">batch</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">):</span>
        <span class="sd">&quot;&quo