Well, I am glad you asked.  I was able to put up this site in less time than it took me to figure out that RStudio could not stepthrough debug a command line call.

Did I mention that argparse is built-in to Python?

Thanks to an excellent hosting company 

Please do not respond with “use browser()”.   Also, I am talking about having a fixed command line configuration, which is supported by all the major IDEs for other languages.

Apologies for lack of citation.  It was buried deep in google pages.