setattr and dict : Class setattr : Class PYTHON examples

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PYTHON examples » Class » Class setattr »

setattr and dict



class accesscontrol:
     def __setattr__(self, attr, value):
         if attr == 'age':
             self.__dict__[attr] = value
         else:
             raise AttributeError, attr + ' not allowed'

X = accesscontrol()
X.age = 40                     # calls __setattr__
print X.age

X.name = 'mel'

print X.name