擅长:python、mysql、java
<p>使用<a href="http://lxml.de" rel="nofollow noreferrer">lxml</a>库,可以通过<a href="http://lxml.de/api/lxml.etree.DocInfo-class.html" rel="nofollow noreferrer">^{<cd1>}</a>对象访问文档属性。在</p>
<pre><code>from lxml import etree
tree = etree.parse('input.xml')
info = tree.docinfo
v, e, d = info.xml_version, info.encoding, info.doctype
print('<?xml version="{}" encoding="{}"?>'.format(v, e))
print(d)
</code></pre>
<p>输出:</p>
^{pr2}$