擅长:python、mysql、java
<p>使用<a href="http://pandas.pydata.org/pandas-docs/stable/generated/pandas.Series.str.replace.html" rel="noreferrer">Pandas str.replace</a>和regex:</p>
<pre><code>df["new_column"] = df['review'].str.replace('[^\w\s]','')
</code></pre>