public DescribePatchGroupsResponse DescribePatchGroups(DescribePatchGroupsRequest request)
{
var marshaller = new DescribePatchGroupsRequestMarshaller();
var unmarshaller = DescribePatchGroupsResponseUnmarshaller.Instance;
return Invoke<DescribePatchGroupsRequest,DescribePatchGroupsResponse>(request, marshaller, unmarshaller);
}