Thanks a lot again Matthias. all make more sense now. :o
Overall, this would also means that, on the case I want to run a function with arguments, I should either create a new PushButton class with input argument or set the arguments as global va…
I actually found the answer of my own question from browsing through unrelated questions:
there is a file in my own ~/.klayout or C:/user/klayout which is created with each opening of Klayout, the file name 'klayoutrc', this file includes all the p…