On Fri, Jan 16, 2009 at 8:22 PM, Phil Thompson <p...@riverbankcomputing.com> wrote: > On Fri, 16 Jan 2009 09:01:35 +0800, Steven Woody <narkewo...@gmail.com> > wrote: >> On Thu, Jan 15, 2009 at 10:18 PM, Jason Voegele <ja...@jvoegele.com> > wrote: >>> On Tuesday 13 January 2009 09:53:08 pm Steven Woody wrote: >>>> In the book 'Rapid GUI Programming with Python and Qt', chapter 5, >>>> the author said that the 'super' method won't work in an example code, >>>> that is a override 'accept()' method, in the end of the 'accept()' >>>> method, one need to call base class's 'accept()' method. But if you >>>> write the code using something like 'super(.., self).accept(self)', it >>>> will fail, you have to rather write it as QDialog.accept(self). But >>>> in the same example program, in the form's __init__() method, it does >>>> use the 'super()' method without problem. >>>> >>>> So, my question is, in exactly what case I can not use super()? > Thanks. >>> >>> My personal policy is to never use super() at all. It has some subtle >>> and >>> dangerous behaviors that can really bite you if you're not careful. See >>> here: >>> >>> http://fuhm.net/super-harmful/ >>> >> >> So much thanks for your paper. If I am still curious about the answer >> for my original question, would anyone help? Thanks. > > It's to do with a conflict with the hackish implementation of super() (not > doing attribute lookup in the normal way) and the way SIP implements lazy > methods. > > Phil >
so ... in what case can I use super() safely and in what case I can not? _______________________________________________ PyQt mailing list PyQt@riverbankcomputing.com http://www.riverbankcomputing.com/mailman/listinfo/pyqt