What is “argv”, and what does it do?

Question

argv

What on Earth is it!?

Edit: If you can, will you please write a line or two and explain how it works?

Answer 1

Try this simple program, name it as program.py

import sys
print sys.argv

and try executing

python program.py
python program.py a b c
python program.py hello world

Note what is argv now.