擅长:python、mysql、java
<p>您可以使用<a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Series.str.split.html" rel="nofollow noreferrer">string methods of the pandas Series</a></p>
<p>对你来说那就是</p>
<pre><code>df['Name']=(df.Name
.str.split('_') # split on _
.str[0] # Only keep first part of the split
)
</code></pre>