擅长:python、mysql、java
<p>您可以创建要替换的项的字典,并在<a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.replace.html" rel="nofollow noreferrer">pandas.DataFrame.replace</a>中使用它</p>
<pre><code># create a dictionary 'mydict'
mydict = {item:"" for item in punc}
# replace the column 'FullDescription` in your data frame 'des', using the created dictionary
des = des.replace({"FullDescription": mydict},regex=True)
#if des is a series use
des = des.replace(mydict,regex=True)
</code></pre>
<p><code>inplace=True</code>的返回为<code>None</code>(即,使用就地替换时无需重新分配)</p>
<pre><code>#Using inplace for dataframe
des.replace({"FullDescription": mydict},regex=True,inplace=True)
#Using inplace for dataseries
des.replace(mydict,regex=True,inplace=True)
</code></pre>