[Python-Dev] Revised decimal type PEP

[Aahz Maruch]

Guido van Rossum wrote:
> 
> In the IBM model that Aahz is implementing, decimal numbers are not
> necessarily exact, but (if I understand correctly) you can set a
> context flag that causes an exception to be raised when the result of
> an operation on two exact inputs is inexact.  This can happen when
> e.g. a multiplication result exceeds the number of significant digits
> specified in the context -- then truncation is applied like for binary
> floats.

Rounding, actually (unless the specified context (which is not the
default) request truncation), but yes.
-- 
                      --- Aahz (@pobox.com)

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