[Python-Dev] Fixed Decimal types

[Jack Jansen]

> (1) I think there is great mileage in combining the
> fixed-decimal concept with Martin Fowler's Quantity
> pattern, so that a variable could be defined as not
> just two decimal places but also (say) "GBP" or "USD",
> and it would be an error to add the two.  Same applies
> for adding metres, kilograms and other quantities. 
> There has also been discussion that the 'type' of a
> quantity should determine what math should apply.

Isn't this something that is ideally suited for implementation in a Python 
module, based on a core implementation of fixed decimal numbers?
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