lass="o">=</span><span class="s2">&quot;number of sampling steps&quot;</span><span class="p">)</span>
<span class="lineno">131</span>
<span class="lineno">132</span>    <span class="n">parser</span><span class="o">.</span><span class="n">add_argument</span><span class="p">(</span><span class="s2">&quot;--scale&quot;</span><span class="p">,</span> <span class="nb">type</span><span class="o">=</span><span class="nb">float</span><span class="p">,</span> <span class="n">default</span><span class="o">=</span><sp