homepage

> And it checks strictly out of ±DBL_MAX.
Nope. Values just larger than DBL_MAX won't raise OverflowError here.
> Because float(10**1000) returns no float('inf'), but raises an
> exception, I think that returning ±∞ will be wrong.
Possibly. But there's also the fact that 3.2 already returns inf here; we'd need a pretty good reason to break that. Like I said, I'm not sure which the right way to go here is.