def get_min_from_t(self, timestamp):
        """
        Get the first time > timestamp which is valid

        :param timestamp: number of seconds
        :type timestamp: int
        :return: number of seconds
        :rtype: int
        TODO: not used, so delete it
        """
        mins_incl = []
        for daterange in self.dateranges:
            mins_incl.append(daterange.get_min_from_t(timestamp))
        return min(mins_incl)
Get the first time > timestamp which is valid

        :param timestamp: number of seconds
        :type timestamp: int
        :return: number of seconds
        :rtype: int
        TODO: not used, so delete it