python argparse without value

the argparse module in python is a powerful tool for creating command-line interfaces (clis) for your scripts or programs. it allows you to easily define and manage both required and optional command-line arguments. in this tutorial, we'll focus on working with optional arguments using the argparse library, providing you with a step-by-step guide and code examples.
before diving into the tutorial, make sure you have a basic understanding of python programming and command-line interfaces.
optional arguments, also known as flags or options, are parameters that a user can include in a command-line call but are not mandatory. they enhance the flexibility and functionality of your script by providing additional customization.
import the argparse module:
create an argumentparser object:
to add optional arguments using argparse, you'll use the add_argument method on the argumentparser object. h ...