                  <span class="n">fft_shift</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">zero_pad</span><span class="o">=</span><span class="mi">0</span><span class="p">)</span>

        <span class="c1"># Compute spectral envelopes</span>
        <span class="n">env_X</span> <span class="o">=</span> <span class="n">comp_env</span><span class="p">(</span><span class="n">X</span><span class="p">,</span> <span class="n">filt_len</span><span class="p">)</s