arrai-innovations/argparse-color-formatter

a `formatter_class` for argparse that knows how to deal with color escapes.

argparse-color-formatter

A formatter_class for argparse that deals with ANSI colour escapes. Specifically, this formatter does not count escape characters as displayed characters when wrapping argparse's help text into the terminal.

Install

$ pip install argparse-color-formatter

Usage

Pass in argparse_color_formatter.ColorHelpFormatter to a new argument parser as formatter_class

import argparse
from argparse_color_formatter import ColorHelpFormatter

parser = argparse.ArgumentParser(
    formatter_class=ColorHelpFormatter
)

Before & After

ANSI colour escapes using the default HelpFormatter:

ANSI colour escapes using this libraries new ColorHelpFormatter: