Python and Ubuntu versions

[Chris Angelico]

‪On Fri, Jul 23, 2021 at 2:55 PM ‫אורי‬‎ <uri at speedy.net> wrote:‬
>
> Hi,
>
> I have a production server with Ubuntu 18.04 LTS (currently upgraded to
> Ubuntu 18.04.5 LTS) and I use Python in virtualenv - currently Python
> 3.6.9. I'm using Django and I read that from Django 4.0, a minimal version
> of Python 3.8 will be required. I would like to know how I use the latest
> version of Python (3.10 or 3.9) with my production server - do I have to
> reinstall a new server with the latest Ubuntu LTS version? Or do I have to
> upgrade my current server's Ubuntu version by upgrading the same machine?
> Or should I keep the Ubuntu version and only upgrade Python? I'm also using
> other software such as PostgreSQL which is currently psql (PostgreSQL)
> 10.17 (Ubuntu 10.17-0ubuntu0.18.04.1). Should I upgrade this too? And what
> is the risk that things will not work after I upgrade this?
>

It's probably easiest to build Python from source. Clone the source
repository from GitHub, and build it right there. You can then upgrade
your venv to use it, reinstall packages, and everything should work.

ChrisA