Getting Error can't find '__main__' module in 'X'

[meakaakka]

I think I am the dumbest guy.I got it.I was running it in a wrong way.
I was running it like python X hello.py and the problem was in C:\Users\John
I should have first gone in C:\Users\John\X then I should run it like python hello.py
Dave Angel,Steven D'Aprano-Thank you for the help.