argparse — Parser for command-line options, arguments and ... - Python
2 days ago · The module will also issue errors when users give the program invalid arguments. The argparse module’s support for command-line interfaces is built around an instance of …
Argparse Tutorial — Python 3.14.3 documentation
1 day ago · author, Tshepang Mbambo,. This tutorial is intended to be a gentle introduction to argparse, the recommended command-line parsing module in the Python standard library. Concepts: Let’s …
Command-line interface libraries — Python 3.14.3 documentation
2 days ago · The modules described in this chapter assist with implementing command line and terminal interfaces for applications. Here’s an overview: argparse — Parser for command-line options, …
What’s New In Python 3.13 — Python 3.14.2 documentation
Jan 17, 2026 · argparse ¶ Add the deprecated parameter to the add_argument() and add_parser() methods, to enable deprecating command-line options, positional arguments, and subcommands.
Migrating optparse code to argparse — Python 3.14.3 documentation
2 days ago · For applications that do choose to migrate from optparse to argparse, the following suggestions should be helpful: Replace all optparse.OptionParser.add_option() calls with …
Deprecations — Python 3.14.3 documentation
3 days ago · argparse: Nesting argument groups and nesting mutually exclusive groups are deprecated. Passing the undocumented keyword argument prefix_chars to add_argument_group() is now …
4. Using Python on Windows — Python 3.12.12 documentation
Mar 12, 2012 · 4. Using Python on Windows ¶ This document aims to give an overview of Windows-specific behaviour you should know about when using Python on Microsoft Windows. Unlike most …
What’s new in Python 3.14 — Python 3.14.3 documentation
1 day ago · Introduced the optional suggest_on_error parameter to argparse.ArgumentParser, enabling suggestions for argument choices and subparser names if mistyped by the user.
getopt — C-style parser for command line options - Python
3 days ago · Further functional enhancements for command line parameter processing are provided either as third party modules on PyPI, or else as features in the argparse module.
optparse — Parser for command line options — Python 3.14.3 …
2 days ago · In the absence of more specific argument parsing design constraints, argparse is the recommended choice for implementing command line applications, as it offers the highest level of …