Python匹配并返回之间的字符串

Question

我有

stringA = "xxxxxxFoundAaaaaaaaaaaaaaaFoundBxxxxxxx"
stringB = "FoundA"
stringC = "FoundB"

如何在python中执行正则表达式以返回aaaaaaaaaaaaaa？

请帮忙。 提前谢谢。

Answer 1

>>>
>>> stringA = "xxxxxxFoundAaaaaaaaaaaaaaaFoundBxxxxxxx"
>>> stringB = "FoundA"
>>> stringC = "FoundB"
>>>
>>> import re
>>> re.search(re.escape(stringB)+"(.*?)"+re.escape(stringC),stringA).group(1)
'aaaaaaaaaaaaaa'
>>>

Answer 2

re.search(re.escape(stringB) + "(.*?)" + re.escape(stringC), stringA).group(1)