Logged In: YES 
user_id=6656

I meant:

Python 2.2a0 (#3, May 10 2001, 07:57:08) [C] on osf1V4
Type "copyright", "credits" or "license" for more information.
>>> import strop
>>> strop.replace("123","123","")
Traceback (most recent call last):
  File "<stdin>", line 1, in ?
MemoryError

as I said, I thought this was expected, but thought I'd check (I 
did put a comment in yesterday that explained what I meant more
thouroughly, but sf ate it).