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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_all_plus_and_delete(self):
 """ Get all self.plus items of list. We copy it, delete the original and return the copy list :return: list of self.plus :rtype: list """

        res = {}
        props = list(self.plus.keys())  # we delete entries, so no for ... in ...
        for prop in props:
            res[prop] = self.get_plus_and_delete(prop)
        return res