Method get

recipes/Python/577580_weak_reference_map/recipe-577580.py:43–49

(self, key, **kwargs)

        self.__backref.setdefault(ival, set()).add(ikey)
            
    def get(self, key, **kwargs):
        ikey = id(key)
        if ikey in self.__map:
            return self.__valmemo[self.__map[ikey][0]]()
        if 'default' in kwargs:
            return kwargs['default']
        raise KeyError(str(key))
    
    def pop(self, key):
        ikey = id(key)