argparse When there is a Python script called run.py , we can run the file at the command prompt as follows. $ ./run.py If you want your Python script to work differently depending on the options, you'll need to get these arguments through the command line such as below. $ ./run.py -d 1 -f It must parse the arguments(ex, '-d', '-f') of the command line entered by the user, and then perform appro..