Add python3-compat boilerplate to all .py files in lib/ansible

lib/ansible/cli/adhoc.py

@@ -15,6 +15,9 @@
 # You should have received a copy of the GNU General Public License
 # along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
 
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
 ########################################################
 from ansible import constants as C
 from ansible.cli import CLI

lib/ansible/cli/doc.py

@@ -16,6 +16,9 @@
 # ansible-vault is a script that encrypts/decrypts YAML files. See
 # http://docs.ansible.com/playbooks_vault.html for more details.
 
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
 import fcntl
 import datetime
 import os

lib/ansible/cli/galaxy.py

@@ -19,6 +19,9 @@
 #
 ########################################################################
 
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
 import os
 import os.path
 import sys

lib/ansible/cli/playbook.py

@@ -18,6 +18,10 @@
 # along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
 
 ########################################################
+
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
 import os
 import stat
 

lib/ansible/cli/pull.py

@@ -15,6 +15,9 @@
 # You should have received a copy of the GNU General Public License
 # along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
 
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
 ########################################################
 import datetime
 import os

lib/ansible/cli/vault.py

@@ -16,6 +16,9 @@
 # ansible-vault is a script that encrypts/decrypts YAML files. See
 # http://docs.ansible.com/playbooks_vault.html for more details.
 
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
 import os
 import sys
 import traceback