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Which of the following statement sets the metaclass of class A to B?

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Which of the following statement sets the metaclass of class A to B?

1. class A(metaclass=B):
pass
2. class A:
__metaclass__ = B

3. class A:
__metatype__ = M
4. class A(meta=B):
pass

1 Answer

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Correct answers is: - 1. class A(metaclass=B):
pass

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