post_install() {cat<< EOF==> To use, load the script (running terminal or$HOME/.zshrc):source /usr/share/zsh/plugins/zsh-history-substring-search/zsh-history-substring-search.zsh==> If you also want to use zsh-syntax-highlighting, make sure you load==> it before you load this script.EOF}
post_upgrade() {
post_install $1}