code: func (c Colorizer) Get(key string) string {
  	i, exists := c[key]
  	if !exists {
  		c[key] = len(c)
  		i = c[key]
  	}
  	bright := "1;"
  	if i%14 > 6 {
  		bright = ""
  	}
  	return "\x1b[" + bright + "3" + strconv.Itoa(7-(i%7)) + "m"
  }
docs: // Get returns up to 14 color escape codes (then repeats) for each unique key