class="o">.</span><span class="n">scaling_impl</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">int_threshold</span><span class="p">)</span>
        <span class="n">zero_point</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">zero_point_impl</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">scale</span><span class="p">,</span> <span class="n">bit_width</span><span clas