Method __reduce__

Lib/collections/__init__.py:286–303

Return state information for pickling

(self)

        return '%s(%r)' % (self.__class__.__name__, dict(self.items()))

    def __reduce__(self):
        'Return state information for pickling'
        state = self.__getstate__()
        if state:
            if isinstance(state, tuple):
                state, slots = state
            else:
                slots = {}
            state = state.copy()
            slots = slots.copy()
            for k in vars(OrderedDict()):
                state.pop(k, None)
                slots.pop(k, None)
            if slots:
                state = state, slots
            else:
                state = state or None
        return self.__class__, (), state, None, iter(self.items())

    def copy(self):
        'od.copy() -> a shallow copy of od'