Write a Python program that pings google.com only once every time an external switch is pressed. Note that after completing this exercise you should be able to execute any Linux command using an external switch. It is also possible to write a Shell script to accept an argument. Run this example and see what it does?

#!/bin/bash

echo -n "Is this a good question (y/n)? "

read answer

if echo "$answer" | grep -iq "^y" ;then

echo Yes

else

echo No

fi