Python has a "really hidden encapsulation"?
Aahz
aahz at pythoncraft.com
Thu Nov 18 23:04:28 EST 2010
In article <87fwvw214g.fsf at gmail.com>,
Arnaud Delobelle <arnodel at gmail.com> wrote:
>
>Are you referring to the fact that in Python, if an attribute is a
>property, the __dict__ lookup on the instance is not performed? As in:
>
>>>> class A:
>... @property
>... def x(self): return 42
>...
>>>> a = A()
>>>> a.__dict__['x'] = 24
>>>> a.x
>42
>>>> a.__dict__['x']
>24
>
>This is documented, but I actually don't know the reason for it.
Because otherwise you would be able to overwrite the property with a
value.
--
Aahz (aahz at pythoncraft.com) <*> http://www.pythoncraft.com/
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