Use new Python template syntax to format text in Quassel.

quassel-format.py

#!/usr/bin/env python
from argparse import Namespace
from string import Template
import sys

Codes = Namespace(
    Bold=chr(2),
    Color=chr(3),
    Normal=chr(15),
    Underline=chr(31),
    Italic=chr(29),
    White='0',
    Black='1',
    Blue='2',
    Green='3',
    Brown='5',
    Purple='6',
    Orange='7',
    Yellow='8',
    Cyan='10',
    Pink='13',
    Grey='14',
)
LightCodes = Namespace(
    Red='4',
    Green='9',
    Cyan='11',
    Blue='12',
    Grey='15',
)

if __name__ == '__main__':
    try:
        s = sys.argv[1]
    except IndexError:
        sys.exit()

    print(Template(' '.join(sys.argv[1:])).safe_substitute(
        b=Codes.Bold,
        r=Codes.Normal,
        u=Codes.Underline,
        i=Codes.Italic,
        white=Codes.Color + Codes.White,
        black=Codes.Color + Codes.Black,
        blue=Codes.Color + Codes.Blue,
        green=Codes.Color + Codes.Green,
        brown=Codes.Color + Codes.Brown,
        purple=Codes.Color + Codes.Purple,
        orange=Codes.Color + Codes.Orange,
        yellow=Codes.Color + Codes.Yellow,
        cyan=Codes.Color + Codes.Cyan,
        pink=Codes.Color + Codes.Pink,
        grey=Codes.Color + Codes.Grey,
        gray=Codes.Color + Codes.Grey,
        red=Codes.Color + LightCodes.Red,
        lgreen=Codes.Color + LightCodes.Green,
        lcyan=Codes.Color + LightCodes.Cyan,
        lblue=Codes.Color + LightCodes.Blue,
        lgrey=Codes.Color + LightCodes.Grey,
        lgray=Codes.Color + LightCodes.Grey,
    ))