擅长:python、mysql、java
<p>既然你不需要空间,这应该行得通。在</p>
<pre><code>df3['Name'] = df3['Name'].replace('[\s]+',"", regex=True) #Gets rid of all blank spaces
df3['Name'] = df3['Name'].replace('',np.nan, regex=True) #Replace completely empty cells with nan
</code></pre>