Command Line Interface Libraries

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, arguments and subcommands
• optparse — Parser for command line options
• getpass — Portable password input
• fileinput — Iterate over lines from multiple input streams
• curses — Terminal handling for character-cell displays
• curses.textpad — Text input widget for curses programs
• curses.ascii — Utilities for ASCII characters
• curses.panel — A panel stack extension for curses