python3-sane software package provides Python Imaging Library - SANE interface (Python3), 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-sane
python3-sane is installed in your system.
Make ensure the python3-sane package were installed using the commands given below,
$ sudo dpkg-query -l | grep python3-sane *
You will get with python3-sane package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Python |
| Package | python3-sane |
| Version | 2.3.0-1ubuntu3.3 [amd64, i386] |
| Description | Python Imaging Library - SANE interface (Python3) |
| Sub Section | Python |