[petsc-dev] Python version

[Karl Rupp]

> The article has massive selection bias: all people surveyed are actively
> using Python in their work. Many PETSc users don't write Python at all,
> PETSc is just using it for the build. If latter population was as
> up-to-date as these astro folks, we'd be able to drop compatibility for
> 10-year old versions of Python and upgrade a lot of cruddy code.

I was actually thinking of the Python interface for PETSc rather than 
the build system. For the build system we should support any 2.x 
version. And, even worse, I expect that at some point both 2.x and 3.x 
need to be supported concurrently...

Best regards,
Karli