bash profile for running Ansible on a Google Compute Engine instance under CentoOS 6

.bash_profile

# Copyright (c) 2014 Sharif Salah - Released under The MIT License.
 
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation
# files (the "Software"), to deal in the Software without
# restriction, including without limitation the rights to use,
# copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following
# conditions:
 
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.

# .bash_profile

# Get the aliases and functions
if [ -f ~/.bashrc ]; then
        . ~/.bashrc
fi

# User specific environment and startup programs

PATH=$PATH:$HOME/bin:$HOME/ansible/bin
export PATH

PYTHONPATH=$HOME/ansible/lib:$HOME
export PYTHONPATH

ANSIBLE_LIBRARY=$HOME/ansible/library
export ANSIBLE_LIBRARY

MANPATH=$HOME/ansible/docs/man:
export MANPATH

ANSIBLE_HOSTS=$HOME/ansible-example/home
export ANSIBLE_HOSTS

ANSIBLE_HOST_KEY_CHECKING=False
export ANSIBLE_HOST_KEY_CHECKING

eval $(ssh-agent)