擅长:python、mysql、java
<p>选择器表达式不是有效的<a href="https://docs.python.org/2/library/xml.etree.elementtree.html#xpath-support" rel="nofollow noreferrer">XPath</a>表达式。使用<code>[]</code>作为筛选器谓词,使用<code>@</code>作为属性,例如:</p>
<pre><code>tree = et.parse('path to settings.xml')
root = tree.getroot()
xpath = 'setting[@id="HomeMenuNoWeatherButton" and @type="bool"]'
root.find(xpath).text = 'true'
</code></pre>