python3-packagekit software package provides PackageKit backend Python bindings, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install python3-packagekit
python3-packagekit is installed in your system.
Make ensure the python3-packagekit package were installed using the commands given below,
$ sudo dpkg-query -l | grep python3-packagekit *
You will get with python3-packagekit package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Python |
| Package | python3-packagekit |
| Version | 0.8.12-1ubuntu5 |
| Description | PackageKit backend Python bindings |
| Sub Section | Python |