How about Capt'n Python? :-) Anyway, this is way cool. Looking forward to kicking the tires!
On Thu, Sep 18, 2008 at 1:33 PM, Terry Reedy <[EMAIL PROTECTED]> wrote: > Mark Seaborn wrote: >> >> During the past couple of months I have been working on an >> object-capability subset of Python - in other words, a restricted >> execution scheme for sandboxing Python code. It has been influenced >> by other object-capability subset languages, such as Joe-E (a subset >> of Java [1]), Caja/Cajita (subsets of Javascript [2]) and Caperl >> (based on Perl [3]). I'm calling it CapPython because the name >> doesn't seem to have been taken yet. :-) > > No wonder ;-). I like CapPy better, though there is a shareware screen > capture program by that name. PyCap is taken. CapThon is not. >> >> I believe it is now secure, so it seems like a good time to announce >> it here! >> >> The basic idea behind CapPython is to enforce encapsulation by >> restricting access to private attributes of objects. This is achieved >> through a combination of static checking and limiting access to unsafe >> builtins and modules. >> >> Private attributes may only be accessed through "self" variables. >> "Self" variables are defined as being the first arguments of functions >> defined inside class definitions, with a few restrictions intended to >> prevent these functions from escaping without being safely wrapped. > > What about functions defined outside class definitions and then attached as > an attribute. Prevented? > >> Private attribute names are those starting with "_". Additionally, >> "im_self", "im_func" and some other special cases are treated as >> private attributes. > > In 3.0, unbound methods are gone and im_self and im_func are __self__ and > __func__ attributes of method objects. > > _______________________________________________ > Python-Dev mailing list > Python-Dev@python.org > http://mail.python.org/mailman/listinfo/python-dev > Unsubscribe: > http://mail.python.org/mailman/options/python-dev/guido%40python.org > -- --Guido van Rossum (home page: http://www.python.org/~guido/) _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com
