What’s New In Python 3.0

What’s New In Python 3.0¶ Author: Guido van Rossum This article explains the new features in Python 3.0, compared to 2.6. Python 3.0, also known as “Python 3000” or “Py3K”, is the first ever intentionally backwards incompatible Python release. Python 3.0 was released on December 3, 2008. There are more changes than in a typical release, and more that are important for all Python users. Nevertheles

[watertight]

副作用を目的としたmapは邪道

[U1and0]

raw_input() が input() にリネームされました。

[wagyu298]

Python3 long() ないの

[rokujyouhitoma]

そろそろPython3000。

[rawwell]

"Views And Iterators Instead Of Lists¶ Some well-known APIs no longer return lists: * dict methods dict.keys(), dict.items() and dict.values() return “views” instead of lists. For example, this no longer works: k = d.keys(); k.sort(). Use k = sorted(d) instead (this works in Python 2.5 too

[fuktommy]

なんで中途半端に%残ってるの？

[mollifier]

Python 3.0の主な変更点。特にprintの変更に注意

[Akaza]

python3.0の主だった変更点(en)