How to uninstall or remove python-matplotlib software package from Ubuntu 14.04 LTS (Trusty Tahr)

You can uninstall or removes an installed python-matplotlib package itself from Ubuntu 14.04 LTS (Trusty Tahr) through the terminal,

$ sudo apt-get remove python-matplotlib

Uninstall python-matplotlib including dependent package

If you would like to remove python-matplotlib and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove python-matplotlib

Use Purging python-matplotlib

If you use with purge options to python-matplotlib package all the configuration and dependent packages will be removed.

$ sudo apt-get purge python-matplotlib

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove python-matplotlib