Moore, Paul Paul.Moore at atosorigin.com
Thu Oct 23 11:54:19 EDT 2003

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From: Skip Montanaro [mailto:skip at pobox.com]

>    Guido> No, I meant that "for x.a in mylist: ..." is valid but shouldn't
>    Guido> be,

> Valid?  I'll buy that, but it had never occurred to me.  Useful?  That's not
> immediately obvious:

Well, I'll certainly give you "not obviously useful", but...

>>> class Dummy:
...     def __init__(self):
...         self.a = 12
...
>>> d = Dummy()
>>> d.a
12
>>> [9 for d.a in range(4)]
[9, 9, 9, 9]
>>> d.a
3

Paul

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