$ sudo apt-get update
$ sudo apt-get install python-ubuntu-platform-api 

python-ubuntu-platform-api is installed in your system.

Make ensure the python-ubuntu-platform-api package were installed using the commands given below,

$ sudo dpkg-query -l | grep python-ubuntu-platform-api *

You will get with python-ubuntu-platform-api package name, version, architecture and description in a table

python-ubuntu-platform-api package basic information: