擅长:python、mysql、java
<p>解析XML结构时需要合并现有命名空间:</p>
<pre><code>root = lxml.etree.fromstring(r.content)
ns = {'ns': 'http://www.w3.org/2005/Atom'}
dates = [d.text for d in root.findall('ns:entry/ns:updated', ns)]
print(dates)
</code></pre>
<p>输出:</p>
<pre><code>['2018-02-28T13:27:33Z', '2018-03-20113:27:33Z']
</code></pre>