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Python Academy · Lesson

argparse Basics

Parse command-line arguments.

Why argparse?

The argparse module (standard library) builds friendly command-line interfaces. It parses arguments, validates types, and generates help text automatically.

import argparse

parser = argparse.ArgumentParser(description='A demo tool')
print(type(parser).__name__)

Creating a Parser

Start by building an ArgumentParser. The description shows up in the auto-generated help.

import argparse

parser = argparse.ArgumentParser(description='Greet a user')
print('parser ready')

All lessons in this course

  1. argparse Basics
  2. Subcommands and Options
  3. The Click Library
  4. Rich Terminal Output
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