Why does python not have a mechanism for data hiding?
matthieu.brucher at gmail.com
Thu Jun 5 22:12:55 CEST 2008
2008/6/5 Russ P. <Russ.Paielli at gmail.com>:
> On Jun 5, 12:20 pm, Roy Smith <r... at panix.com> wrote:
> > All somebody has to do to get at the private data is:
> > #define private public
> > # include <MySecretClass.h>
> > #undef private
> Well, that shows the weakness of the C/C++ header files. The "include"
> directive merely does a simple text substitution, which is pretty lame
> as far as I am concerned. As you say, Java has moved beyond that, and
> Ada has always been more sophisticated than that.
> By the way, my recollection is that in C++ access defaults to private
> if nothing is declared explicity. So normally the "private"
> declaration is unnecessary. If it is left out, your little trick won't
> work. But your point is still valid.
#define class struct
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