The Python Oracle

Implementing the All / Universal set

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Chapters
00:00 Implementing The All / Universal Set
00:44 Accepted Answer Score 9
01:01 Thank you

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Full question
https://stackoverflow.com/questions/2856...

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Tags
#python #set

#avk47


ACCEPTED ANSWER

Score 9


You also need to define the reversed version of the and operator (__rand__) so your subclasses methods get called when it is the second argument as well as the first.

class UniversalSet(set):
    def __and__(self, other):
        return other

    def __rand__(self, other):
        return other