擅长:python、mysql、java
<p>那么:</p>
<pre><code># removes all white spaces with replace()
x = 'CIG7826328A2B FORNITURA ENERGIA ELETTRICA U'.replace(' ', '')
x = x.split("CIG")[1][:10]
# x = '7826328A2B'
x = '/BENEF/FORNITURA GAS FEB-20 CIG Z9F 27D2198 01762-0000031'.replace(' ', '')
x.split("CIG")[1][:10]
# x = '7826328A2B'
</code></pre>
<p>如果字符串中只有一个“烟”,则可以正常工作</p>