Alex Li: > Now, I am sure we will redo it in C# after my "prototype";
Sadly this happens often, they don't want to keep using two languages when one may suffice. On the other hand, you may even find a way to adapt your Python code to IronPython, so maybe you can avoid the translation to C#. Bye, bearophile -- http://mail.python.org/mailman/listinfo/python-list