Install python-numpy on Ubuntu: sudo apt-get install python-numpy

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Quick installation of python-numpy:

Step 1: Update system:

	sudo apt-get update

Step 2: Install: python-numpy

Ater updaing the OS run following command to install the packae:

	sudo apt-get install python-numpy

Package Details
Package:	python-numpy
Version:	1:1.6.1-6ubuntu1
Maintainer:	Ubuntu Developers
Home page:	http://numpy.scipy.org/
Description:	Numerical Python adds a fast array facility to the Python language Numpy contains a powerful N-dimensional array object, sophisticated (broadcasting) functions, tools for integrating C/C++ and Fortran code, and useful linear algebra, Fourier transform, and random number capabilities. . Numpy replaces the python-numeric and python-numarray modules which are now deprecated and shouldn't be used except to support older software. Homepage: http://numpy.scipy.org/
Distro:	Ubuntu 12.04 LTS
Release:
Repo/Section:	python

How to install python-numpy on Ubuntu 12.04 LTS?

First of all update your system with the command:

sudo apt-get update

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Above command will download the package lists for Ubuntu 12.04 LTS on your system. This will update the list of newest versions of packages and its dependencies on your system.

After downloading the latest package list with the help of above you can run the installation process.

If python-numpy is not installed on your compter then the command 'dpkg -L python-numpy' will give followin error.

deepak@deepak-VirtualBox:~$ dpkg -L python-numpy
Package `python-numpy' is not installed.
Use dpkg --info (= dpkg-deb --info) to examine archive files,
and dpkg --contents (= dpkg-deb --contents) to list their contents.
deepak@deepak-VirtualBox:~$

Installing python-numpy:

After system update use the following command to install python-numpy:

sudo apt-get install python-numpy

Above command will confirm before installing the package on your Ubuntu 12.04 LTS Operating System. If you are not already logged in as su, installer will ask you the root password. After completion of the installation you can use the package on your system.

How to uninstall/remove python-numpy from Ubuntu 12.04 LTS?

Now we will see the commands for uninstalling the python-numpy from Ubuntu 12.04 LTS. For uninstalling this package you can easily use the apt command and remove the package from Linux Operating System.

To remove the python-numpy following command is used:

sudo apt-get remove  python-numpy

Following command is used to remove the python-numpy package along with its dependencies:

sudo apt-get remove --auto-remove python-numpy

This will remove python-numpy and all its dependent packages which is no longer needed in the system.

Completely removing python-numpy with all configuration files:

Following command should be used with care as it deletes all the configuration files and data:

sudo apt-get purge python-numpy

or you can use following command also:

sudo apt-get purge --auto-remove python-numpy

Above command will remove all the configuration files and data associated with python-numpy package. You can can't recover the delete data, so, use this command with care.