---
- name: Ensure MySQL Python libraries are installed.
  pacman: 
    name: 
      - mysql-python
      - python-mysqlclient 
    state: present


- name: Ensure MySQL packages are installed.
  pacman: "name={{ mysql_packages }} state=present"
  register: arch_mysql_install_packages

- name: clean /var/lib/mysql if new instaled
  file: path=/var/lib/mysql state=absent
  when: arch_mysql_install_packages.changed 

- name: Run mysql_install_db if MySQL packages were changed.
  command: mysql_install_db --user=mysql --basedir=/usr --datadir=/var/lib/mysql
  when: arch_mysql_install_packages.changed
  tags: ['skip_ansible_lint']