[Zope3-dev] zope.schema: defaults for non-immutables... questions

Gary Poster gary at zope.com
Sun Feb 5 14:42:58 EST 2006

On Feb 5, 2006, at 12:20 PM, Stephan Richter wrote:

> On Tuesday 24 January 2006 12:26, Shaun Cutts wrote:
>> It would seem that the current default mechanism is poorly suited to
>> providing default values for non-immutables. For example:
>> class IBar( Interface ):
>>     a = Object( schema = IFoo, default = Foo() )
> Yes, this is even more apparent with the Datetime object, where you  
> often want
> to make the default "now".

That's true.  It's been raised before...and changes like this have  
not been approved by Jim.

> BTW, I am really glad someone is looking at this code. It has not  
> gotten the
> attention it deserves. Thank you very much!

I add my thanks.  But...

> I really hope you will get checkin rights and check in your  
> suggestions! :-)

...as I said, Jim disagreed with this sort of change the last time it  
was brought up.  This needs to have a proposal, or at least needs to  
have Jim weigh in on it, IMO.


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