Here's a quick explanation, but I'm sure some googling will find you more details explaining why they chose to break backward compatibility. http://arstechnica

Here's a quick explanation, but I'm sure some googling will find you more details explaining why they chose to break backward compatibility. http://arstechnica.com/open-source/news/2008/12/python-3-0-sheds-backwards-compatibility.ars http://arstechnica.com/open-source/news/2008/12/python-3-0-s...