    # File lib/fog/aws/requests/elb/describe_load_balancers.rb, line 67
            def describe_load_balancers(options = {})
              unless options.is_a?(Hash)
                Fog::Logger.deprecation("describe_load_balancers with #{options.class} is deprecated, use all('LoadBalancerNames' => []) instead [light_black](#{caller.first})[/]")
                options = { 'LoadBalancerNames' => [options].flatten }
              end

              lb_names = options['LoadBalancerNames'] || []

              lb_names = [*lb_names]
              load_balancers = if lb_names.any?
                lb_names.map do |lb_name|
                  lb = self.data[:load_balancers].find { |name, data| name == lb_name }
                  raise Fog::AWS::ELB::NotFound unless lb
                  lb[1].dup
                end.compact
              else
                self.data[:load_balancers].map { |lb, values| values.dup }
              end

              marker = options.fetch('Marker', 0).to_i
              if load_balancers.count - marker > 400
                next_marker = marker + 400
                load_balancers = load_balancers[marker...next_marker]
              else
                next_marker = nil
              end

              response = Excon::Response.new
              response.status = 200

              response.body = {
                'ResponseMetadata' => {
                  'RequestId' => Fog::AWS::Mock.request_id
                },
                'DescribeLoadBalancersResult' => {
                  'LoadBalancerDescriptions' => load_balancers.map do |lb|
                    lb['Instances'] = lb['Instances'].map { |i| i['InstanceId'] }
                    lb['Policies'] = lb['Policies'].reject { |name, policies| name == 'Proper' }
                    lb
                  end
                }
              }

              if next_marker
                response.body['DescribeLoadBalancersResult']['NextMarker'] = next_marker
              end

              response
            end