标签:weak-references
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Weakref和__slots__ - python
考虑以下代码: from weakref import ref class Klass(object): # __slots__ = ['foo'] def __init__(self): self.foo = 'bar' k = Klass() r = ref(k) 它可以工作,但是当我取消注释__slots__时, […]
考虑以下代码: from weakref import ref class Klass(object): # __slots__ = ['foo'] def __init__(self): self.foo = 'bar' k = Klass() r = ref(k) 它可以工作,但是当我取消注释__slots__时, […]