Do not install packages within these playbooks, they can end up blocking the system

Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>

README.rst

@@ -10,6 +10,15 @@ correspond `fedmsg`_ message.
 This repository stores the ansible playbooks and their related scripts used by
 the `Fedora`_ `Infrastructure`_ team.
 
+
+Good Practice
+-------------
+
+Keep in mind that a playbook can be ran by multiple workers simultaneously,
+therefore it is advised to keep all blocking tasks out of this repository (for
+example: avoid installing packages)
+
+
 .. _Ansible: https://github.com/ansible/ansible
 .. _fedmsg: http://www.fedmsg.com/en/latest/
 .. _Fedora: https://getfedora.org/
@@ -17,3 +26,4 @@ the `Fedora`_ `Infrastructure`_ team.
 .. _loopabull: https://github.com/maxamillion/loopabull
 .. _playbook: http://docs.ansible.com/ansible/playbooks.html
 
+

playbooks/roles/flag_build_commits/tasks/main.yml

@@ -1,9 +1,3 @@
-- name: Install required packages
-  package: name="{{ item }}" state=present
-  with_items:
-    - python2-koji
-    - python2-requests
-
 - name: Install script flagging commits on dist-git upon successful build
   copy:
       src: files/flag_commit_build.py

playbooks/roles/flag_ci_pr/tasks/main.yml

@@ -1,8 +1,3 @@
-- name: Install required packages
-  package: name="{{ item }}" state=present
-  with_items:
-    - python2-requests
-
 - name: Install script flagging PRs on dist-git upon test results being published
   copy:
       src: files/flag_ci_pr.py