def get_engine_cost_points(self):

        # Up to 40 points for power. 1 point per 50hp

        # Power is therefore capped at 2000hp by design, this isn't a hard limit, but raise a warning

        if self.power > 2000:

            utils.echo_message("Consist " + self.id + " has power > 2000hp, which is too much")

        power_cost_points = self.power / 50

 

        # Up to 30 points for speed above up to 90mph. 1 point per 3mph

        if self.speed > 90:

            utils.echo_message("Consist " + self.id + " has speed > 90, which is too much")

        speed_cost_points = min(self.speed, 90) / 3

 

        # Up to 20 points for intro date after 1870. 1 point per 8 years.

        # Intro dates capped at 2030, this isn't a hard limit, but raise a warning

        if self.intro_date > 2030:

            utils.echo_message("Consist " + self.id + " has intro_date > 2030, which is too much")

        date_cost_points = max((self.intro_date - 1870), 0) / 8

 

        return power_cost_points + speed_cost_points + date_cost_points

 

    @property

    def buy_cost(self):

        # type_base_buy_cost_points is an arbitrary adjustment that can be applied on a type-by-type basis,

        return self.get_engine_cost_points() + self.type_base_buy_cost_points

 

    @property

    def running_cost(self):

        consist_capacity_points = min(self.total_capacities[1], 160)

        # type_base_running_cost_points is an arbitrary adjustment that can be applied on a type-by-type basis,

        return self.get_engine_cost_points() + consist_capacity_points + self.type_base_running_cost_points