def __str__(self):
        if self.vlan:
            return (self.port, self.vlan) % '<JunosEXTarget %s#%i>'
        else:
            return '<JunosEXTarget %s>' % self.port
dataset/ETHPy150Open NORDUnet/opennsa/opennsa/backends/juniperex.py/JunosEXTarget.__str__/swapped operands of `%`