n">subtide_scale</span><span class="o">=</span><span class="mf">0.03</span><span class="p">,</span> <span class="n">add_nan</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
    <span class="n">cutoff</span> <span class="o">=</span> <span class="n">pd</span><span class="o">.</span><span class="n">tseries</span><span class="o">.</span><span class="n">frequencies</span><span class="o">.</span><span class="n">Hour</span><span class="p">(</span><span class="mi">40</span><span cl