It seems that I have chosen to document Python in a series of articles, and so here is one on arguments.
- Digital Ocean on the three options
- PyMOT on getopt
- Real Python on argparse, which is the current recommended way to do things.
- Digital Ocean on argparse.
I have bookmarked page 207 in my manual, which will probably be old school, I have the 2003 edition. I may make some more notes.