How To Install expect-lite on Ubuntu 18.04
Introduction
In this tutorial we learn how to install expect-lite
on Ubuntu 18.04.
What is expect-lite
expect-lite is:
Written in expect, it is designed to directly map an interactive terminal session into an automation script. expect-lite scripts use special character(s) at the beginning of each line to indicate the action. Basic expect-lite scripts can be created by simply cutting and pasting text from a terminal window into a script, and adding ‘>’ ‘<’ characters. No knowledge of expect is required!
There are three methods to install expect-lite
on Ubuntu 18.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install expect-lite Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install expect-lite
using apt-get
by running the following command:
sudo apt-get -y install expect-lite
Install expect-lite Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install expect-lite
using apt
by running the following command:
sudo apt -y install expect-lite
Install expect-lite Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude
using the following command.
sudo aptitude update
After updating apt database, We can install expect-lite
using aptitude
by running the following command:
sudo aptitude -y install expect-lite
How To Uninstall expect-lite on Ubuntu 18.04
To uninstall only the expect-lite
package we can use the following command:
sudo apt-get remove expect-lite
Uninstall expect-lite And Its Dependencies
To uninstall expect-lite
and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove expect-lite
Remove expect-lite Configurations and Data
To remove expect-lite
configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge expect-lite
Remove expect-lite configuration, data, and all of its dependencies
We can use the following command to remove expect-lite
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge expect-lite
References
Summary
In this tutorial we learn how to install expect-lite
package on Ubuntu 18.04 using different package management tools: apt
, apt-get
and aptitude
.