On Oct 29, 2010, at 5:52 PM, Ed Leafe wrote:
>> Try typing 4.50 and tabbing off the spinner. Until I changed the floats to
>> decimals,
>> it would revert back to the oldval.
>
> OK, I hadn't tried that. Yes, it reverts if you type the value
> directly. Any clue as to why? Is it the imprecision of floats?
Actually, I dug a little deeper, and it's due to the inability to
compare Decimal and float values in versions of Python earlier than 2.7. In 2.6
and earlier, you get the following:
d = decimal.Decimal("999.0")
f = 4.50
print f > d
=> True
-- Ed Leafe
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