ansible installation pip,
sudo pip install ansible
option 2
sudo apt-get install git
sudo apt-get install setuptools
sudo easy_install pip
sudo apt-get install python-dev
sudo pip install paramiko PyYAML jinja2 httplib2
git clone git://github.com/ansible/ansible.git --recursive
cd ansible/
source ./hacking/env-setup
git branch -a
git checkout release1.7.1
ansible --version