For review: PEP 308 - If-then-else expression

[Alex Martelli]

Roy Smith wrote:

> Alex Martelli <aleax at aleax.it> wrote:
>> I particularly like the generalization to an int on the LHS of the
>> new proposed -> operator.
> 
> What happens in the integer version if the index is out of bounds for
> the list of code fragments?  Do you get some default, or do you raise
> IndexError?  Or maybe it just returns None?  I could see arguments in
> favor of any of these.

Personally, I would prefer an exception -- that's what I would
expect, "pythonically", just as if the LHS was "indexing" the RHS's.


Alex