Ansible playbook add user using public ssh key on Github

adduser_github_sshpub_key.yml

---
- name: add user and create ssh key  
  user: name=shohei
- name: dowanload pubkey from Github and placed as authorized_keys
  get_url: url=https://github.com/shohey1226.keys dest=/tmp/shohei.authorized_keys
  delegate_to: 127.0.0.1
- name: Create authorized_keys from the file that just downloaded
  authorized_key: user=shohei key="{{ lookup('file', '/tmp/shohei.authorized_keys') }}"