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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 enable_availability_zones(self, load_balancer_name, zones_to_add):
 """ Add availability zones to an existing Load Balancer All zones must be in the same region as the Load Balancer Adding zones that are already registered with the Load Balancer has no effect. :type load_balancer_name: string :param load_balancer_name: The name of the Load Balancer :type zones: List of strings :param zones: The name of the zone(s) to add. :rtype: List of strings :return: An updated list of zones for this Load Balancer. """

        params = {'LoadBalancerName' : load_balancer_name}
        self.build_list_params(params, zones_to_add,
                               'AvailabilityZones.member.%d')
        return self.get_list('EnableAvailabilityZonesForLoadBalancer',
                             params, None)