Coexistence of Python 2.x and 3.x on same OS

[David Robinow]

On Sun, Sep 30, 2012 at 11:55 PM, Dave Angel <d at davea.name> wrote:
>> The problem with that is that one has to already being using 3.3 to
>> use this facility. I was hoping for a solution which was backwards
>> compatible with Python 2.x.
>>...
>> That does not solve the problem for Python 2.x distributions.
> If you read the Pep, it says the launcher will work for both 2.x and 3.x
>     http://www.python.org/dev/peps/pep-0397/
> <http://www.python.org/dev/peps/pep-0397/>
>
> I've read that elsewhere, but I can't see just where you would get the
> necessary modules to run it with 2.x   Possibly you'd have to build it
> from sources, as there are Windows binaries that get installed to the
> C:\Windows directory.
I'm not sure what you're getting at here. The solution is to install
Python 3.3, which provides the launcher. It works with Python 2.x. Is
there some reason not to install 3.3?