Eu instalei o Python 2.7 no meu Mac. Ao digitar "python" no terminal, mostra:
$ python
Python 2.7 (r27:82508, Jul 3 2010, 20:17:05)
[GCC 4.0.1 (Apple Inc. build 5493)] on darwin
Type "help", "copyright", "credits" or "license" for more info...
12.03.2011 / 17:10