`pyenv`をインストール設定するAnsible playbook ref: http://qiita.com/tbuchi888/items/d44d15dcc6f63ae440d9

file2.txt

# -*- mode: ruby -*-
# vi: set ft=ruby :

Vagrant.configure(2) do |config|
  # Every Vagrant development environment requires a box. You can search for
  # boxes at https://atlas.hashicorp.com/search.
  # Please replace it with a BOX name of CentOS6 for one's own 32bit when your host is 32bit machine.
  config.vm.box = "geerlingguy/centos6"

  # Add ansible provisioner
  config.vm.provision "ansible" do |ansible|
    ansible.playbook = "site.yml"
  end
end

file3.txt

$ansible --version
ansible 2.1.0 (devel c600ab81ee) last updated 2016/04/20 11:11:25 (GMT +900)
  lib/ansible/modules/core: (detached HEAD 98322a777f) last updated 2016/04/20 11:11:54 (GMT +900)
  lib/ansible/modules/extras: (detached HEAD 1aecfc1e19) last updated 2016/04/20 11:11:55 (GMT +900)
  config file = 
  configured module search path = Default w/o overrides

install_pyenv_without_proxy.yml

---
- hosts: all
  gather_facts: no
  become: yes
  vars:
    python_ver: 2.7.8
  tasks:
    - name: which pyenv
      shell:  source ~/.bash_profile; which pyenv
      register: pyenv_install
      failed_when: pyenv_install.rc == 0
    - debug: var=pyenv_install

    - block:
        - debug: msg="---------- block start ----------"
        - name: yum install with_items
          yum:
            name:  '{{ item.name }}'
            state: latest
          register: RESULT
          with_items:
            - name: gcc
            - name: gcc-c++
            - name: make
            - name: git
            - name: openssl-devel
            - name: bzip2-devel
            - name: zlib-devel
            - name: readline-devel
            - name: sqlite-devel
            - name: bzip2
            - name: sqlite
            - name: patch
        - name: results
          debug: var=RESULT.results

        - name: git clone pyenv , pyenv-virtualenv
          git:
            repo: '{{ item.repo }}'
            dest: '{{ item.dest }}'
          register: RESULT
          with_items:
            - repo: git://github.com/yyuu/pyenv.git
              dest: ~/.pyenv
            - repo: git://github.com/yyuu/pyenv-virtualenv.git
              dest: ~/.pyenv/plugins/pyenv-virtualenv
        - name: results
          debug: var=RESULT.results

        - name: "install pyenv and python ver.{{ python_ver }}"
          shell: '{{ item.cmd }}'
          register: RESULT
          with_items:
            - cmd: echo 'export PYENV_ROOT="${HOME}/.pyenv"' >> ~/.bash_profile
            - cmd: echo 'if [ -d "${PYENV_ROOT}" ]; then' >> ~/.bash_profile
            - cmd: echo '    export PATH=${PYENV_ROOT}/bin:$PATH' >> ~/.bash_profile
            - cmd: echo '    eval "$(pyenv init -)"' >> ~/.bash_profile
            - cmd: echo 'fi' >> ~/.bash_profile
            - cmd: source ~/.bash_profile; pyenv -v
            - cmd: source ~/.bash_profile; python -V
            - cmd: source ~/.bash_profile; pyenv install '{{ python_ver }}'
            - cmd: source ~/.bash_profile; pyenv global '{{ python_ver }}'
            - cmd: source ~/.bash_profile; python -V
        - name: results
          debug: var=RESULT.results

        - debug: msg="---------- block end   ----------"

      when: pyenv_install.rc == 1

site.yml

---
 - include: install_pyenv_without_proxy.yml

Vagrantfile

# -*- mode: ruby -*-
# vi: set ft=ruby :

Vagrant.configure(2) do |config|
  # Every Vagrant development environment requires a box. You can search for
  # boxes at https://atlas.hashicorp.com/search.
  # Please replace it with a BOX name of CentOS6 for one's own 32bit when your host is 32bit machine.
  config.vm.box = "geerlingguy/centos6"

  # Add ansible provisioner
  config.vm.provision "ansible" do |ansible|
    ansible.playbook = "site.yml"
  end
end