Florian Lindner wrote:
> Hello,
> I've one attribute A which is exposed via the Interface. Another internal
> attribute B should be in sync with it. So everytime A changes I want a
> function to be called.
>
> I think (solving another error stands before testing it) with __setattr__:
>
> def __setattr__(self, name, value):
> if name == "expirationTime":
> self.expTimeDelta = datetime.timedelta(minutes = value)
>
> self.__dict__[name] = value
>
> But I really don't like that way? Is there elegant, more zope-like solution?
> Or is this the way to do it?
Would a property work?
class MyClass(object):
def getExpirationTime(self):
return self._expirationTime
def setExpirationTime(self, value):
self.expTimeDelta = datetime.timedelta(minutes = value)
self._expirationTime = value
expirationTime = property(getExpirationTime, setExpirationTime)
Shane
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