python-novnc software package provides HTML5 VNC client - libraries, 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 python-novnc
python-novnc is installed in your system.
Make ensure the python-novnc package were installed using the commands given below,
$ sudo dpkg-query -l | grep python-novnc *
You will get with python-novnc package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Python |
| Package | python-novnc |
| Version | 1:0.4+dfsg+1+20131010+gitf68af |
| Description | HTML5 VNC client - libraries |
| Sub Section | Python |