On 2008-03-13, Terry Reedy <[EMAIL PROTECTED]> wrote: > > "Antoon Pardon" <[EMAIL PROTECTED]> wrote in message > news:[EMAIL PROTECTED] >| On 2008-02-28, Steven D'Aprano <[EMAIL PROTECTED]> > wrote: >| > On Thu, 28 Feb 2008 02:02:19 +0200, Tamer Higazi wrote: >| > >| >> Hi! >| >> Can somebody of you make me a sample how to define a function based on >| >> "call by reference" ??? >| > >| > Python doesn't do call by reference. Nor does it do call by value. > Please >| > pay no attention to anyone who says it does. >| >| Whatever python has for a calling convention, it is close enough that >| naming it "call by reference" gives people a reasonable idea of what >| is going on. > > But it is also different enough to mislead people.
IMO the confusing come more from people expecting the assignment to be some kind of mutating operation. >| AFAICS people don't have a problem with understanding the calling >| convention of python. They have a problem understanding the >| assignment semantics. > > The calling convention is cross-namespace assignment. So one cannot > understand calls without understanding assignment. In that case I find it very strange that when this question comes up, I see so few attempts to explain how the assignment acctually works. -- Antoon Pardon -- http://mail.python.org/mailman/listinfo/python-list
