parse_modes.py

def parse_modes(modes):
    modestring = modes.pop(0)

    modifier = None
    retval = []

    for char in modestring:
        if char in ['+','-']:
            modifier = char
        elif char in ['b','q','e','I','o','v']:
            retval.append('%s%s %s' %
                    (modifier, char, modes.pop(0)))
        elif char in ['l','k','j','f']:
            if modifier == '+':
                retval.append('%s%s %s' %
                        (modifier, char, modes.pop(0)))
            else:
                retval.append('%s%s' % (modifier, char))
        else:
            retval.append('%s%s' % (modifier, char))

    return retval