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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 nested_insert(self, item_list):
 """ Create a series of nested LIVVDicts given a list """

        if len(item_list) == 1:
            self[item_list[0]] = LIVVDict()
        elif len(item_list) > 1:
            if item_list[0] not in self:
                self[item_list[0]] = LIVVDict()
            self[item_list[0]].nested_insert(item_list[1:])