On Tue, Jul 01, 2008 at 03:17:14PM -0500, Christopher Singley wrote:
> How about something like this?
It looks good. I will test it and add to the trunk. Thank you!
> class DecimalStringValidator(DecimalValidator):
> def __init__(self, *args, **kw):
> size = kw.pop('size', NoDefault)
> precision = kw.pop('precision', NoDefault)
> assert precision >= 0, \
> "You must give a precision argument as a positive integer"
> self.precision = Decimal(10) ** (-1 * int(precision))
> super(DecimalStringValidator, self).__init__(*args, **kw)
>
> def to_python(self, value, state):
> value = super(DecimalStringValidator, self).to_python(value, state)
> if isinstance(value, Decimal):
> value = value.quantize(self.precision)
> return value
>
> def from_python(self, value, state):
> value = super(DecimalStringValidator, self).from_python(value, state)
> if isinstance(value, Decimal):
> value = value.quantize(self.precision)
> return value
>
> class SODecimalStringCol(SOStringCol):
> def __init__(self, **kw):
> self.size = kw.pop('size', NoDefault)
> assert self.size >= 0, \
> "You must give a size argument as a positive integer"
> self.precision = kw.pop('precision', NoDefault)
> assert self.precision >= 0, \
> "You must give a precision argument as a positive integer"
> kw['length'] = int(self.size) + int(self.precision)
> self.quantize = kw.pop('quantize', False)
> assert isinstance(self.quantize, bool), \
> "quantize argument must be Boolean True/False"
> super(SODecimalStringCol, self).__init__(**kw)
>
> def createValidators(self):
> validators = super(SODecimalStringCol, self).createValidators()
> if self.quantize:
> validators.insert(0,
> DecimalStringValidator(precision=self.precision))
>
> class DecimalStringCol(StringCol):
> baseClass = SODecimalStringCol
Oleg.
--
Oleg Broytmann http://phd.pp.ru/ [EMAIL PROTECTED]
Programmers don't die, they just GOSUB without RETURN.
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