18 lines
286 B
Python
18 lines
286 B
Python
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class A:
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def __bool__(self):
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print('__bool__')
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return True
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def __len__(self):
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print('__len__')
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return 1
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class B:
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def __len__(self):
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print('__len__')
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return 0
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print(bool(A()))
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print(len(A()))
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print(bool(B()))
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print(len(B()))
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