Stefan Krah added the comment:

Mark Dickinson <rep...@bugs.python.org> wrote:
> > the whole idea of OverflowError seems slightly outdated.
> 
> Well, not entirely.  It's still got a place for overflow of mathematical 
> operations, and I think it's clearly the correct exception in that case 
> (indeed, it's about the only case I can think of where OverflowError is 
> clearly the correct exception).

Indeed, I was focusing on integer arithmetic and assignments. For float
operations and conversions OverflowError is quite natural.

> (3) Given the lack of clarity about which exception types are appropriate 
> where, I think we shouldn't be changing exception types unless/until there's 
> a clear vision of where we want to end up.  Getting that clear vision may 
> require a python-dev discussion.

Using OverflowError for now sounds like a good plan.

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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue20539>
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