[petsc-dev] Python version

[Karl Rupp]

>     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...
>
>
> I don't think we'll support 3.x until dropping support for 2.5 (because
> 2.6 is the first version that has compatible exception-handling syntax).
> It's pretty important to have a single source.

We will be certainly fine as long as mainstream distributions keep 
shipping any 2.x version of python. This will certainly be the case for 
a couple of years just because of the large amounts of code available.

Best regards,
Karli