再帰的な正規表現 - lethevert is a programmer[id:lethevert:20051204:p4] [id:lethevert:20051208:p1] これが通らない。 q = pre.compile(r"(?P<pn>(?:\(\))|(?:\((?P=pn)\)))") text = q.sub('aa', text)こんなエラーが出る。 Traceback (most recent call last): File "./ts.py", line 34, in ? text = q.sub('aa', text) File "/usr/lib/python2.3/pre.py", line 350, in sub return self.subn(repl, string, count)[0] File "/usr/lib/python2.3/pre.py", line 386, in subn regs = match(so
