Re: [Zope-dev] Re: [Geeks] Re: Interface Meta Data proposal

2000-12-07 Thread Martijn Faassen
Guido van Rossum wrote: > > I notice you mention post/pre conditions (something that UML obviously talks > > about). I wonder if we want to do a bit of research on Eiffle and it's > > contractual description. The only thing I wonder is if some of this is > > actually useful programatically, if t

[Zope-dev] Re: [Geeks] Re: Interface Meta Data proposal

2000-11-30 Thread Jim Fulton
Guido van Rossum wrote: > > > Is security really a part of an object's interface? I thought this was more > > of an implementation thing. > > Good point. Certainly in Unix I can have two things implementing the > same interface (e.g. two named pipes) with different security > settings (i.e. mo

Re: [Zope-dev] Re: [Geeks] Re: Interface Meta Data proposal

2000-11-28 Thread Cees de Groot
Guido van Rossum <[EMAIL PROTECTED]> said: >When you've fully debugged an application, you turn both off. >When you've fully debugged a library module, you create two versions: >one with both turned off, for use in fully debugged applications, and >one with pre-conditions on and post-conditions of

[Zope-dev] RE: [Geeks] Re: Interface Meta Data proposal

2000-11-28 Thread Tim Peters
[Christopher Petrilli] > I notice you mention post/pre conditions (something that UML > obviously talks about). I wonder if we want to do a bit of > research on Eiffle and it's contractual description. The only > thing I wonder is if some of this is actually useful > programatically, if that mak

[Zope-dev] Re: [Geeks] Re: Interface Meta Data proposal

2000-11-28 Thread Shane Hathaway
Chris McDonough wrote: > > Is security really a part of an object's interface? I thought this was more > of an implementation thing. When refactoring the PTK it became apparent that supplying security assertions on the interface rather than the implementation can be very useful. In fact, an in

[Zope-dev] Re: [Geeks] Re: Interface Meta Data proposal

2000-11-28 Thread Guido van Rossum
> I notice you mention post/pre conditions (something that UML obviously talks > about). I wonder if we want to do a bit of research on Eiffle and it's > contractual description. The only thing I wonder is if some of this is > actually useful programatically, if that makes sense? It's great info