[Python-Dev] Negative indices in UserString.MutableString
aahz at pythoncraft.com
Thu Feb 17 23:23:36 CET 2005
On Thu, Feb 17, 2005, Walter D?rwald wrote:
> Currently UserString.MutableString does not support negative indices:
> >>> import UserString
> >>> UserString.MutableString("foo")[-1] = "bar"
> Traceback (most recent call last):
> File "<stdin>", line 1, in ?
> File "/home/Python-test/dist/src/Lib/UserString.py", line 149, in __setitem__
> if index < 0 or index >= len(self.data): raise IndexError
> Should this be fixed so that negative value are treated as being
> relative to the end?
Yup! As usual, patches welcome. (Yes, I'm comfortable channeling Guido
Aahz (aahz at pythoncraft.com) <*> http://www.pythoncraft.com/
"The joy of coding Python should be in seeing short, concise, readable
classes that express a lot of action in a small amount of clear code --
not in reams of trivial code that bores the reader to death." --GvR
More information about the Python-Dev