16 lines
332 B
Python
16 lines
332 B
Python
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from abstract_basecast import *
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def check(flag):
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if not flag:
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raise RuntimeError("Test failed")
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derived = DerivedClass()
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derived.g()
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check(isinstance(derived, BaseClass))
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check(isinstance(derived, DerivedClass))
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base = derived.f()
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base.g()
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check(isinstance(base, BaseClass))
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check(not isinstance(base, DerivedClass))
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