symbolic python

Ira Baxter idbaxter at semdesigns.com
Sat Jun 1 09:49:19 EDT 2002


If you want program transformation capability,
you can get it in the form the of DMS Software Reengineering
Toolkit.
See http://www.semdesigns.com/Products/DMS/DMSToolkit.html.


--
Ira Baxter, Ph.D. CTO Semantic Designs
www.semdesigns.com  512-250-1018


"Benjamin Tai" <bt98 at doc.ic.ac.uk> wrote in message
news:3CEFD881.D7992095 at doc.ic.ac.uk...
> > Hi, Benjamin.  Not as you say it.
> >
> > However, I often met needs that could have been resolved as you say in
> > some other languages, and that were easily addressed using more Pythonic
> > paradigms.  My belief if that Python is very flexible for such problems,
> > if you accept to "negotiate" with the language.
> >
> > If you explain a bit more precisely what is the problem you are trying
to
> > solve, it is likely that many members of the Python list will have ideas
> > or solutions to offer, that you might find workable and even elegant.
> > This is my guess, do not take it as a promise :-).
> >
> I am afriad it is only simple (stupid + abstract) question out of
> cuirosity. It does sound like some simple form of program transformation
> (although I am not try to achieve any optimisation or static checking
> here).
>
>
>
> Example 1):
>
> Could it be possible to have a parser to rewrite my derived class:
>
> class base:
>     def b_fun(self):
>         pass
>
>     def overloaded(self):
>         print "base"
>
>
> class derived(base):
>     def overloaded(self):
>         print "derived"
>
>
>
> into something like:
>
> class derived(base):
>     def b_fun(self):
>         pass
>
>     def overloaded(self):
>         print "derived"
>
>
> such that methods inherited from the base class is also written inside
> the derived class.
>
>
>
>
> Example 2):
>
> Could it be possible to have a parser to rewrite my derived class:
>
> class base:
>     def b_fun(self):
>         pass
>
> class derived(base):
>     def d_fun(self):
>         self.b_fun()
>
>
>
> into something like:
>
> class derived(base):
>     def d_fun(self):
>         self.b_fun()
>
>     def b_fun(self):
>         pass
>
>
> such that methods called from the base class is also written inside the
> derived class.
>
>
>
>
>
> Simply speaking, I can look up a module to find out name of the
> functions located inside. Could I also find out their function body?
> I can get Python to evaluate the function, but is it possible to return
> the source code of the funciton body at the same time?
>
> In a symbolic language, I would imagine there should be direct access
> towards the body of the function. Could it be possible for Python to
> have a similar behaviour?
>
>
>
> Thanks
>
> Ben
>





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