="p">:</span>
        <span class="n">maxfreq</span> <span class="o">=</span> <span class="nb">max</span><span class="p">(</span><span class="n">xf</span><span class="p">)</span>
        <span class="nb">print</span><span class="p">(</span><span class="s1">&#39;No signficant frequency. Possibly too much noise.&#39;</span><span class="p">)</span>
    <span class="k">return</span> <span class="n">maxfreq</span></div>



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