Is this Pythonic?

[phil hunt]

On Mon, 01 Aug 2005 12:52:02 -0400, Peter Hansen <peter at engcorp.com> wrote:
>phil hunt wrote:
>> Suppose I'm writing an abstract superclass which will have some 
>> concrete subclasses. I want to signal in my code that the subclasses 
>> will implement certan methods. Is this a Pythonic way of doing what 
>> I have in mind:
>> 
>> class Foo: # abstract superclass
>>    def bar(self):
>>       raise Exception, "Implemented by subclass"
>>    def baz(self):
>>       raise Exception, "Implemented by subclass"
>
>Change those to "raise NotImplementedError('blah')" instead and you'll 
>be taking the more idiomatic approach.

Ta

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