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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 disaggregate_wind(self, method='equal'):
 """ Disaggregate wind speed. Parameters method : str, optional Disaggregation method. ``equal`` Mean daily wind speed is duplicated for the 24 hours of the day. (Default) ``cosine`` Distributes daily mean wind speed using a cosine function derived from hourly observations. ``random`` Draws random numbers to distribute wind speed (usually not conserving the daily average). """

        self.data_disagg.wind = melodist.disaggregate_wind(self.data_daily.wind, method=method, **self.statistics.wind)