擅长:python、mysql、java
<p>我想你想要这样的东西:</p>
<pre><code>patents.set_index('States').T.plot(kind='line')
</code></pre>
<p>输出:</p>
<p><a href="https://i.stack.imgur.com/kgkOn.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/kgkOn.png" alt="enter image description here"/></a></p>