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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 next_rise(self, latitude, longitude, altitude=None):
 """The next rise of the ISS. :param latitude: latitude in degrees of location you want iss pass above :type latitude: float :param longitude: longitude in degrees of location you want iss pass above :type longitude: float :param altitude: altitude in meters of location you want iss pass above, default is 100 when not given :type altitude: float :return: Return the next date when ISS will be over 10 degree above the horizon :rtype: datetime """

        rise = self.pass_times(latitude, longitude, altitude,
                               2)
        timestamp = rise[0]['risetime']

        return datetime.fromtimestamp(timestamp)