$ sudo apt-get update
$ sudo apt-get install python-galleryremote 

python-galleryremote is installed in your system.

Make ensure the python-galleryremote package were installed using the commands given below,

$ sudo dpkg-query -l | grep python-galleryremote *

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

python-galleryremote package basic information: