why the attribute be deleted still in dir(man)?
Ned Batchelder
ned at nedbatchelder.com
Sat Aug 23 20:17:00 EDT 2014
On 8/23/14 7:44 PM, luofeiyu wrote:
> Think for your remark " You didn't delete the name property, which is
> part of the class, not the instance."
> I fix my codes to get the target done.
>
> class Person(object):
> def addProperty(self, attribute):
> getter = lambda self: self._getProperty(attribute)
> setter = lambda self, value: self._setProperty(attribute,
> value)
> deletter = lambda self:self.delProperty(attribute)
> setattr(self.__class__, attribute,
> property(fget=getter,fset=setter,fdel=deletter,doc="Auto-generated method"))
> def _setProperty(self, attribute, value):
> setattr(self, '_' + attribute, value.title())
> def _getProperty(self, attribute):
> return getattr(self, '_' + attribute)
> def delProperty(self,attribute):
> delattr(self,'_' + attribute)
> delattr(self.__class__, attribute)
>
> I am so happy .
>
Seriously, you should listen to the people here advising you to simplify
this. This is a lot of complexity to do not very much.
Why not just:
p = Person()
p.foo = 17
What is the point of dynamically defining properties that simply front
attributes with a slightly different name? Just use an attribute.
--
Ned Batchelder, http://nedbatchelder.com
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