lass="n">DataFrame</span><span class="p">({</span><span class="s2">&quot;values&quot;</span><span class="p">:</span> <span class="n">tide</span><span class="p">},</span> <span class="n">dr</span><span class="p">)</span></div>



<span class="k">if</span> <span class="vm">__name__</span> <span class="o">==</span> <span class="s2">&quot;__main__&quot;</span><span class="p">:</span>

    <span class="n">ts</span> <span class="o">=</span> <span class="n">small_subtide</span><span class="p">(</span><span class="