# File lib/aws/ec2/permission_collection.rb, line 38
      def each(&block)
        resp = client.send(describe_call, describe_params)
        resp.send(inflected_permissions_attribute).each do |permission|
          if permission.respond_to?(:user_id)
            user_id = permission.user_id
            yield(user_id)
          end
        end
      end