Using except command with bash

1.Use the interpreter for bash at first line .

#!/bin/bash

2. Use variables as per requirement and pass it to except if needed.

HOST="localhost"
USER="chitti"
PASS="123"
CMD=$@

3. Use expect script as required.

XYZ=$(expect -c "
spawn ssh $USER@$HOST
expect \"password:\"
send \"$PASS\r\"
expect \"\\\\$\"
send \"$CMD\r\"
expect -re \"$USER.*\"
send \"logout\"
")

4.Print the result of except using echo like

echo "${XYZ}"