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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 set_operation_voltage_level(self):
 """Set operation voltage level """


        mv_station_v_level_operation = float(cfg_ding0.get('mv_routing_tech_constraints',
                                                           'mv_station_v_level_operation'))

        self.v_level_operation = mv_station_v_level_operation * self.grid.v_level