string original format: 123123
requirements: 1O2O3O1T2T3T1O2O3O
description: add O after characters that are not in parentheses, and T
string original format: 123123
requirements: 1O2O3O1T2T3T1O2O3O
description: add O after characters that are not in parentheses, and T
-sharp -*-coding:utf-8-*-
import re
st='123123123'
def _rep(matched):
if matched.group(1) is None:
return re.sub("(\S)",r"\1O",matched.group())
else:
return re.sub("(\S)",r"\1T",matched.group(1))
result=re.sub("([^]+)|[^]+",_rep,st)
print result
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