Re: A curious bit of code...

[Emile van Sebille]

On 2/13/2014 1:10 PM, Chris Angelico wrote:

On Fri, Feb 14, 2014 at 8:06 AM, Peter Otten <__pete...@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.

And certainly s[::len(s)-1 or 1] isn't any better.  :)

Emile



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