擅长:python、mysql、java
<p>数据是用URL引用转义的UTF-8编码字节,因此您希望用<a href="https://docs.python.org/3/library/urllib.parse.html#urllib.parse.unquote" rel="noreferrer">^{<cd1>}</a>解码</strong>,它处理从百分比编码数据到UTF-8字节再到文本的透明解码:</p>
<pre><code>from urllib.parse import unquote
url = unquote(url)
</code></pre>
<p>演示:</p>
<pre><code>>>> from urllib.parse import unquote
>>> url = 'example.com?title=%D0%BF%D1%80%D0%B0%D0%B2%D0%BE%D0%B2%D0%B0%D1%8F+%D0%B7%D0%B0%D1%89%D0%B8%D1%82%D0%B0'
>>> unquote(url)
'example.com?title=правовая+защита'
</code></pre>
<p>Python 2的等价项是<a href="https://docs.python.org/2/library/urllib.html#urllib.unquote" rel="noreferrer">^{<cd2>}</a>,但这将返回一个bytestring,因此您必须手动解码:</p>
<pre><code>from urllib import unquote
url = unquote(url).decode('utf8')
</code></pre>