渲染颜色
end_color="\033[0m" black="\033[1;30m" red="\033[1;31m" green="\033[1;32m" yellow="\033[1;33m" blue="\033[1;34m" magenta="\033[1;35m" cyan="\033[1;36m" white="\033[1;37m" bg_red="\033[1;41m" bg_grey="\033[1;100m"