
[英]Splitting string after specific sequence of characters using regex (Python)
[英]regex on python spiting a string into a specific sequence
我有一个字符串,可能看起来像CITS/CPU/0218/2305CITS/VDU/0218/2305CITS/KEY/0218/2305
或CITS/CPU/0218/2305CITS/VDU/0218/2305 CITS/KEY/0218/2305
或CITS/CPU/0218/2305 CITS/VDU/0218/2305 CITS/KEY/0218/2305
或CITS/CPU/0218/2305
我试图想出一个正则表达式来匹配像CITS/CPU/0218/2305
这样的序列,这样我就可以将任何字符串拆分成一个只匹配这种情况的列表。 基本上我只需要从传入的字符串中提取*/*/*/*
部分到列表中我的代码
product_code = CITS/CPU/0218/2305CITS/VDU/0218/2305 CITS/KEY/0218/2305
(re.split(r'^((?:[a-z][a-z]+))(.)((?:[a-z][a-z]+))((?:[a-z][a-z]+))(.)(\\d+)(.)(\\d+)$', product_code))
有什么建议?
尝试在此处使用re.findall
:
inp = "CITS/CPU/0218/2305CITS/VDU/0218/2305CITS/KEY/0218/2305"
matches = re.findall(r'[A-Z]+/[A-Z]+/[0-9]+/[0-9]+', inp)
print(matches)
这打印:
['CITS/CPU/0218/2305', 'CITS/VDU/0218/2305', 'CITS/KEY/0218/2305']
如果您只想要第一场比赛,那么只需访问它:
print(matches[0])
['CITS/CPU/0218/2305']
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