رشتهٔ گفتگو >>> class A(object):

>>> class A(object): ... def init(self, a): ... self._a = a ... ... (at)property ... def a(self): ... return self._a ... >>> a = A('test') >>> a.a 'test' >>> a.a = 'pleh' Traceback (most recent call last): File "<stdin>", line 1, in <module> AttributeError: can't set attribute