import re


def _formatPrice(price, symbol='€'):
    '''_formatPrice(price, symbol='€'):
    Gets a floating point value and returns a formatted price, suffixed by 'symbol'. '''
    s = ("%.2f" % price).replace('.', ',')
    pat = re.compile(r'([0-9])([0-9]{3}[.,])')
    while pat.search(s):
        s = pat.sub(r'\1.\2', s)
    return s + ' ' + symbol


def split_to_width(s, length):
    '''Fügt zeilenumbrüche in einen String ein, dass er maximal 'length' Zeichen lang ist'''
    orig = s
    ret = []
    while len(s) > 0:
        if len(s) < length:
            ret.append(s)
            s = ''
        else:
            index = s.rfind(' ', 0, length)
            if index == -1:
                index = length
            ret.append(s[:index])
            s = s[index + 1:]
    return ret