my bash prompt

new prompt

    PREV_PS1=$PS1
    directories="\$(pwd | sed 's#\(/[^/.]\)[^/]\+#\1#g')"
    cyan="\e[38;5;116m"
    reset="\e[0m"
    color_dirs="\e[38;5;160m"
    yellow="\033[38;5;130m"
    bold="\033[1m"
    PS1="\n\[${orange}\]\[${bold}\]$directories\[${reset}\] \[${cyan}\]\`last_two_dirs\`\[${reset}\]\n\[${yellow}\]\`__git_ps1|sed 's/^[[:space:]]*//'\`\[${reset}\]\[${bold}\] \$ \[${reset}\]"
    alias ls='ls --color=auto'
    alias grep='grep --colour=auto'
    test_prompt="${yellow}yellow ${cyan}cyan${color_dirs} color_dirs"
    unset orange
    unset reset
    unset cyan