1.</span>

<span class="sd">    Parameters</span>
<span class="sd">    ----------</span>
<span class="sd">    progressive_scaling : float</span>
<span class="sd">        Training progress percentage where the number of scales is decreased</span>
<span class="sd">    num_scales : int</span>
<span class="sd">        Initial number of scales</span>
<span class="sd">    &quot;&quot;&quot;</span>
    <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><s