On Sep 15, 2:57 am, James Stroud <[EMAIL PROTECTED]> wrote: > Paddy wrote: > > Lets say i have a generator running that generates successive > > characters of a 'string' > >>From what I know, if I want to do a regexp search for a pattern of > > characters then I would have to 'freeze' the generator and pass the > > characters so far to re.search. > > It is expensive to create successive characters, but caching could be > > used for past characters. is it possible to wrap the generator in a > > class, possibly inheriting from string, that would allow the regexp > > searching of the string but without terminating the generator? In > > other words duck typing for the usual string object needed by > > re.search? > > > - Paddy. > > re.search & re.compile checks for str or unicode types explicitly, so > you need to turn your data into one of those before using the module. > > buffer = [] > while True: > buffer.append(mygerator.next()) > m = re.search(pattern, "".join(buffer)) > if m: > process(m) > buffer = [] > > James
Thanks James. -- http://mail.python.org/mailman/listinfo/python-list