擅长:python、mysql、java
<p>{{cd2}<cd2}</p>
<pre><code>s = df.set_index(['CountryName', 'Year', 'IndicatorCode']).Value
s.unstack().reset_index().rename_axis([None], 1)
</code></pre>
<p><a href="https://i.stack.imgur.com/fIqbi.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/fIqbi.png" alt="enter image description here"/></a></p>