Beaker Openstack Floating IP Current gem vs Upstream

openstack.rb current

 def get_ip
      ip = @compute_client.addresses.find { |ip| ip.instance_id.nil? }
      if ip.nil?
        @logger.debug "Creating IP"
        ip = @compute_client.addresses.create
      end
      ip
    end

openstack.rb github

 def get_ip
      @logger.debug "Finding IP"
      ip = @compute_client.addresses.find { |ip| ip.instance_id.nil? }
      if ip.nil?
        begin
          @logger.debug "Creating IP"
          ip = @compute_client.addresses.create
        rescue Fog::Compute::OpenStack::NotFound
          # If there are no more floating IP addresses, allocate a
          # new one and try again. 
          @compute_client.allocate_address(@options[:floating_ip_pool])
          ip = @compute_client.addresses.find { |ip| ip.instance_id.nil? }
        end
      end
      raise 'Could not find or allocate an address' if not ip
      ip
    end