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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_load_power(self, power_watts):
 """ Changes load to power mode and sets power value. Rounds to nearest 0.1W. :param power_watts: Power in Watts (0-200) :return: """

        new_val = int(round(power_watts * 10))
        if not 0 <= new_val <= 2000:
            raise ValueError("Load Power should be between 0-200 W")
        self._load_mode = self.SET_TYPE_POWER
        self._load_value = new_val
        self.__set_parameters()