At Thursday 4/1/2007 23:52, jeremito wrote:

I am writing a class that is intended to be subclassed.  What is the
proper way to indicate that a sub class must override a method?

If any subclass *must* override a method, raise NotImplementedError in the base class (apart from documenting how your class is supposed to be used).


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Gabriel Genellina
Softlab SRL

        

        
                
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