11 lines
349 B
Python
11 lines
349 B
Python
def tree(cls):
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yield cls.__name__, 0 # <1>
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for sub_cls in cls.__subclasses__(): # <2>
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yield sub_cls.__name__, 1 # <3>
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if __name__ == '__main__':
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for cls_name, level in tree(BaseException):
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indent = ' ' * 4 * level # <4>
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print(f'{indent}{cls_name}')
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