if __name__ == 'main': & passing an arg to a class object

[Bart Willems]

gtb wrote:
> appear at the end of many examples I see. Is this to cause a .class
> file to be generated?
This might be obvious, but no one else mentioned it: the Python 
interpreter cannot execute code that it hasn't compiled yet, which is 
why the "if __name__ ..." code is always at the end of the module - to 
guarantee that the entire file is scanned first.