擅长:python、mysql、java
<p>请尝试<a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Series.map.html" rel="nofollow noreferrer">map</a>方法:</p>
<pre class="lang-py prettyprint-override"><code>data['type1'] = data['type1'].map(mdata)
</code></pre>