擅长:python、mysql、java
<p>您可以使用<code>re.findall</code>:</p>
<pre><code>import re
line = "Jan 3 07:57:39 Kali sshd[1397]: Failed password for root from 172.16.12.55 port 34380 ssh2"
new_line = re.findall('^[a-zA-Z]+\s+\d+\s+[\d\:]+', line)[0]
</code></pre>
<p>输出:</p>
<pre><code>'Jan 3 07:57:39'
</code></pre>