install python2.4 on FreeBSD and keep using python2.3

[Paul Watson]

Ksenia Marasanova wrote:
> Hi,
> 
> I have python2.3, installed from port /lang/python long time ago. The
> current version is 2.4, but I'd rather have two python versions,
> instead of upgrading.
> Is there maybe a way to somehow link installed python to
> /lang/python2.3 port, and then upgrade ports and install /lang/python
> as a new (2.4) version, without upgrading?

Yes, you can have several versions installed in different directories.

Many people make /usr/local/bin/python or /usr/bin/python a link to the 
default version they choose for the machine.