python-yaml software package provides YAML parser and emitter for Python, 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-yaml
python-yaml is installed in your system.
Make ensure the python-yaml package were installed using the commands given below,
$ sudo dpkg-query -l | grep python-yaml *
You will get with python-yaml package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Python |
| Package | python-yaml |
| Version | 3.10-4ubuntu0.1 [amd64, i386], |
| Description | YAML parser and emitter for Python |
| Sub Section | Python |