On Aug 6, 2010, at 9:25 AM, Bruno Desthuilliers wrote:
Roald de Vries a écrit :
'not None' first casts None to a bool, and then applies 'not', so 'x is not None' means 'x is True'.

Obviously plain wrong :

Python 2.6.2 (release26-maint, Apr 19 2009, 01:56:41)
[GCC 4.3.3] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> 42 is not None
True
>>> 42 is True
False
>>>

I know. I'm sorry. I'm embarrassed. I will check my facts better before posting in the future. And I'm sorry.

Cheers, Roald

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