# File lib/fog/aws/requests/beanstalk/describe_application_versions.rb, line 22
        def describe_application_versions(options={})
          if version_labels = options.delete('VersionLabels')
            options.merge!(AWS.indexed_param('VersionLabels.member.%d', [*version_labels]))
          end
          request({
                      'Operation'    => 'DescribeApplicationVersions',
                      :parser     => Fog::Parsers::AWS::ElasticBeanstalk::DescribeApplicationVersions.new
                  }.merge(options))
        end