I wans't talking about just PIL - I was talking about Python 2 vs Python 3 in general.

EDIT: And I'm not talking about development only. I'm talking about download small scripts and being able to run them seamlessly as well.

Just pick one and use it. If it is a long project pick python 3. If you actually use python you'll barely notice the difference.

EDIT If the script uses a well formed #! this isn't too much of a problem either.

> EDIT If the script uses a well formed #! this isn't too much of a problem either.

He does have a point, though: Dependency management in Python is a pain in the ass. Virtualenvs aren't really a solution, distribution packages are usually horribly outdated, …