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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 visit_IfExp(self, node):
 """ Use worst case for both possible values. Interval(low=2, high=5) """

        self.visit(node.test)
        body_res = self.visit(node.body)
        orelse_res = self.visit(node.orelse)
        return self.add(node, orelse_res.union(body_res))