[英]python regex: match to the first “}”
我有一个字符串s
包含:
Hello {full_name} this is my special address named {address1}_{address2}.
我试图匹配花括号中包含的所有字符串实例。
尝试:-
matches = re.findall(r'{.*}', s)
给我
['{full_name}', '{address1}_{address2}']
但是我实际上试图检索的是
['{full_name}', '{address1}', '{address2}']
我怎样才能做到这一点?
>>> import re
>>> text = 'Hello {full_name} this is my special address named {address1}_{address2}.'
>>> re.findall(r'{[^{}]*}', text)
['{full_name}', '{address1}', '{address2}']
尝试非贪婪的比赛:
matches = re.findall(r'{.*?}', s)
您需要一个非贪婪的量词:
matches = re.findall(r'{.*?}', s)
注意问号?
。
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