擅长:python、mysql、java
<p>您可以使用<a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Series.map.html" rel="nofollow noreferrer">^{<cd1>}</a>和<a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.fillna.html" rel="nofollow noreferrer">^{<cd2>}</a>:</p>
<pre><code>df["Status"] = df["Combo"].map(dic).fillna(df["Status"])
</code></pre>
<p><strong>输出:</strong></p>
<pre><code> Menu Combo Status
0 Salad Salad A Regular
1 Buger Buger A Regular
2 Buger Buger B Promotion
3 Buger Buger C Unavailable
</code></pre>