擅长:python、mysql、java
<p>假设“X”只出现在“street”列中</p>
<pre><code>streetresult=re.sub('X','_',str(df['street']))
</code></pre>
<p>您想要的输出应该是结果</p>
<p>我测试的代码</p>
<pre><code>import pandas as pd
import re
data = {'street':['13XX First St', '2XXX First St', '47X Second Ave'],
'city':['Ashland', 'Springfield', 'Ashland']}
df = pd.DataFrame(data)
for i in data:
streetresult=re.sub('X','_',str(df['street']))
print(streetresult)
</code></pre>