擅长:python、mysql、java
<p>您可以使用带参数^{cd3>}的带注释的<a href="http://pandas.pydata.org/pandas-docs/stable/generated/pandas.Series.str.replace.html" rel="nofollow noreferrer">^{<cd1>}</a>或{a3}将所有空白替换为空字符串:</p>
<pre><code>df['column2'] = '#' + df.column1.str.replace('\s+','')
df['column3'] = '#' + df.column1.replace('\s+','', regex=True)
print (df)
column1 column2 column3
0 Hello World #HelloWorld #HelloWorld
1 US Election #USElection #USElection
</code></pre>