Ansible - using with_items and when conditional to

Question

I have a bunch of servers that have four physical drives on them (/dev/sda, sdb, sdc, and sdd). sda has the OS installed on it.

I need to format each drive except sda. I

Answer 1

Your tasks can be as simple as this...

- stat:
    path: /dev/{{item}}1
  with_items: ansible_devices.keys()
  when: item != 'sda'
  register: stats
- command: /sbin/parted -s /dev/{{item.item}} mklabel gpt
  with_items: stats.results
  when: item.stat | default(false) and item.stat.exists