kubespray/roles/bootstrap-os/tasks/bootstrap-ubuntu.yml

---
#  raw: cat /etc/issue.net | grep '{{ bootstrap_versions }}'

- name: Bootstrap | Check if bootstrap is needed
  raw: which python
  register: need_bootstrap
  ignore_errors: True

- name: Bootstrap | Install python 2.x
  raw: DEBIAN_FRONTEND=noninteractive apt-get install -y python-minimal
  when: need_bootstrap | failed

- set_fact:
    ansible_python_interpreter: "/usr/bin/python"