On Tue, Mar 23, 2010 at 11:31, Mark Dickinson <dickinsm at gmail.com> wrote:
> Agreed, notwithstanding the above comments. Though to avoid the
> problems described above, I think the only way to make this acceptable
> would be to prevent hashing of signaling nans. (Which the decimal
> module current does; it also prevents hashing of quiet NaNs, but I
> can't see any good rationale for that.)
a = Decimal('nan')
a != a
They don't follow the behaviour required for being hashable.
float NaN should stop being hashable as well.
--
Adam Olsen, aka Rhamphoryncus
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