擅长:python、mysql、java
<p>您也可以在不使用set\u index()的情况下执行此操作</p>
<pre><code>df.plot.bar(x = 'Tour', y = ['Start', 'End'])
</code></pre>
<p><a href="https://i.stack.imgur.com/ofKbV.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/ofKbV.png" alt="enter image description here"/></a></p>