擅长:python、mysql、java
<p>使用方式如下:</p>
<pre><code>with urllib2.urlopen(request) as response:
html = response.read()
print html
html = fromstring(html)
sel = CSSSelector('option.addedOption')
try:
options = sel(html)
print options
except Exception as e:
print e
</code></pre>
<p>而不是</p>
^{pr2}$