Explain please need help understanding code : ap = argparse.ArgumentParser()
ap.add_argument("--image", "-i", required = True, help = "Path to input image")
ap.add_argument("--template", "-t", required = True, help = "Path to template image")
args = vars(ap.parse_args())

--Could somone help me understand what i need to execute the code i get the following error 
usage: [-h] -i IMAGE -p PROTOTXT -m MODEL -l LABELS
: error: the following arguments are required: -i/--image 

Is it that i need to get the path to the imagine where is says help? 

