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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 get_nearest_site(self, latitude=None, longitude=None):
 """ Deprecated. This function returns nearest Site object to the specified coordinates. """

        warning_message = 'This function is deprecated. Use get_nearest_forecast_site() instead'
        warn(warning_message, DeprecationWarning, stacklevel=2)

        return self.get_nearest_forecast_site(latitude, longitude)