擅长:python、mysql、java
<p>问题是<code>row</code>只能在<code>for</code>循环中访问。如果要读取<code>csv</code>的所有内容,可以在<code>load_from_csv</code>函数中执行以下操作:</p>
<pre class="lang-py prettyprint-override"><code>def load_from_csv(filename):
with open(filename,'r') as csvfile:
return [row for row in csv.reader(csvfile)]
</code></pre>