擅长:python、mysql、java
<p>我认为它可以简单化如下:</p>
<pre><code>df['tweet'].str.replace('url.*', '')
0 Hello World
1 Good morning
2 Nice to meet you
3 You are fantastic
</code></pre>
<p>或</p>
<pre><code>df['urls_free_tweet'] = df['tweet'].str.replace('url.*', '')
print(df)
tweet url urls_free_tweet
0 Hello World url1 url12 [url1, url12 ] Hello World
1 Good morning url2 engine url41 [url2, url41] Good morning
2 Nice to meet you url3 [url3] Nice to meet you
3 You are fantastic [ ] You are fantastic
</code></pre>