A curious bit of code...

[Chris Angelico]

On Fri, Feb 14, 2014 at 8:06 AM, Peter Otten <__peter__ at web.de> wrote:
> For the record:
>
>>>> s = "x"
>>>> s[::len(s)-1]
> Traceback (most recent call last):
>   File "<stdin>", line 1, in <module>
> ValueError: slice step cannot be zero

And that, my friends, is a classic example of a Python exception that
ought to be a subclass of UnhingedProgrammerError.

ChrisA