>> class Foo(Freezeable):
>> def __init__(self):
>> self.bar = 42
>> self.freeze() # ok, we set all variables, no more from here
>>
>>
>> x = Foo()
>> print x.bar
>> x.bar = -42
>> print x.bar
>> x.baz = "OMG! A typo!"
>>
>
>Pretty nice, but unfortunately the subclass has to remember to call freeze
>in it's init. Too bad that can't be automated.
Not to mention that subclasses constructors could be bit, like that:
class Foo(Freezeable):
...
class Bar(Foo):
def __init__(self, *args, **kw):
Foo.__init__(self, *args, **kw)
self.something_bar = 42 # this should raise AttributeError
Cheers
RB
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