python3-apt software package provides Python 3 interface to libapt-pkg, 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-apt
python3-apt is installed in your system.
Make ensure the python3-apt package were installed using the commands given below,
$ sudo dpkg-query -l | grep python3-apt *
You will get with python3-apt package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Python |
| Package | python3-apt |
| Version | 0.9.3.5 |
| Description | Python 3 interface to libapt-pkg |
| Sub Section | Python |