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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 learn_ids(self, item_list):
 """ read in already set ids on objects """

        self._reset_sequence()
        for item in item_list:
            key = self.nondup_key_for_item(item)
            self.ids[key] = item[self.id_key]