How To Install python-pyparsing on Ubuntu 18.04
Introduction
In this tutorial we learn how to install python-pyparsing
on Ubuntu 18.04.
What is python-pyparsing
python-pyparsing is:
The parsing module is an alternative approach to creating and executing simple grammars, vs. the traditional lex/yacc approach, or the use of regular expressions. The parsing module provides a library of classes that client code uses to construct the grammar directly in Python code.
Here’s an example:
from pyparsing import Word, alphas greet = Word(alphas) + “,” + Word(alphas) + “!” hello = “Hello, World!” print hello, “->”, greet.parseString(hello)
This package contains the Python 2.7 module.
There are three methods to install python-pyparsing
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 python-pyparsing Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install python-pyparsing
using apt-get
by running the following command:
sudo apt-get -y install python-pyparsing
Install python-pyparsing Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install python-pyparsing
using apt
by running the following command:
sudo apt -y install python-pyparsing
Install python-pyparsing 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 python-pyparsing
using aptitude
by running the following command:
sudo aptitude -y install python-pyparsing
How To Uninstall python-pyparsing on Ubuntu 18.04
To uninstall only the python-pyparsing
package we can use the following command:
sudo apt-get remove python-pyparsing
Uninstall python-pyparsing And Its Dependencies
To uninstall python-pyparsing
and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove python-pyparsing
Remove python-pyparsing Configurations and Data
To remove python-pyparsing
configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge python-pyparsing
Remove python-pyparsing configuration, data, and all of its dependencies
We can use the following command to remove python-pyparsing
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge python-pyparsing
References
Summary
In this tutorial we learn how to install python-pyparsing
package on Ubuntu 18.04 using different package management tools: apt
, apt-get
and aptitude
.