擅长:python、mysql、java
<p>似乎您的<code>movingAverage()</code>函数返回NaN值。</p>
<p>试试看</p>
<pre><code>import numpy
int(numpy.nan)
</code></pre>
<p>会给你</p>
<pre><code>ValueError: cannot convert float NaN to integer
</code></pre>
<p>测试NaN</p>
<pre><code>import math, numpy
math.isnan(numpy.nan)
</code></pre>