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怎么判断⼀个类是否是另⼀个类的⼦类？ #154

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Sogrey opened this issue Aug 12, 2020 · 0 comments

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Sogrey commented Aug 12, 2020 •

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⽤ issubclass ⽅法，2 个参数，如果第⼀个参数是第⼆个参数的⼦类，返回 True，
否则返回 False

>>> class A:
  pass
>>> class B(A):
  pass
>>> issubclass(B, A)
True

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