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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, parent):
 """visit a IfExp node by returning a fresh instance of it"""

        newnode = nodes.IfExp(node.lineno, node.col_offset, parent)
        newnode.postinit(
            self.visit(node.test, newnode),
            self.visit(node.body, newnode),
            self.visit(node.orelse, newnode),
        )
        return newnode