code: def colorize(cls, color, string, auto=False):
          
          tag = '{0}{1}'.format('auto' if auto else '', color)
          return cls('{%s}%s{/%s}' % (tag, string, tag))
docs: Color-code entire string using specified color.
  
          :param str color: Color of string.
          :param str string: String to colorize.
          :param bool auto: Enable auto-color (dark/light terminal).
  
          :return: Class instance for colorized string.
          :rtype: Color