Prerequisites:

– 2 nodes of CentOs7 pre-installed (use vagrant) to simulate how Ansible are working on multiple host
– Python 2.6+

Install latest Epel Repo from
#rpm -iUvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm

Update Yum
#yum -y update

Install Ansible
#yum -y install ansible