Python Command Line Arguments ExamplesFrequently Asked Questions About Linux / UNIX

I am a new Python programming user. I am working on user-friendly command-line interfaces, and I want to pass input via the shell args as follows: ./myscript.py filename ./myscript.py in.file output.file ./myscript.py -i in.file -o output.file How do I pass and parse command-line options and arguments using Python under Unix like operating systems?

Read answer to: "Python Command Line Arguments Examples"