Add boilerplate to fetch.py

This completes the modules/files directory so we can now check it for
regressions.

lib/ansible/modules/files/fetch.py

@@ -2,6 +2,10 @@
 # Copyright: (c) 2017, Ansible Project
 # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
 
+from __future__ import absolute_import, division, print_function
+__metaclass__ = type
+
+
 ANSIBLE_METADATA = {'metadata_version': '1.0',
                     'status': ['stableinterface'],
                     'supported_by': 'core'}

test/sanity/code-smell/boilerplate.sh

@@ -20,7 +20,6 @@ future2=$(find ./lib/ansible -path ./lib/ansible/modules -prune \
 
 # Eventually we want metaclass3 and future3 to get down to 0
 metaclass3=$(find ./lib/ansible/modules -path ./lib/ansible/modules/windows -prune \
-        -o -path ./lib/ansible/modules/files -prune \
         -o -path ./lib/ansible/modules/cloud/ovirt -prune \
         -o -path ./lib/ansible/modules/cloud/openstack -prune \
         -o -path ./lib/ansible/modules/cloud/cloudstack -prune \
@@ -41,7 +40,6 @@ metaclass3=$(find ./lib/ansible/modules -path ./lib/ansible/modules/windows -pru
         -o -name '*.py' -type f -size +0c -exec grep -HL '__metaclass__ = type' '{}' '+')
 
 future3=$(find ./lib/ansible/modules -path ./lib/ansible/modules/windows -prune \
-        -o -path ./lib/ansible/modules/files -prune \
         -o -path ./lib/ansible/modules/cloud/ovirt -prune \
         -o -path ./lib/ansible/modules/cloud/openstack -prune \
         -o -path ./lib/ansible/modules/cloud/cloudstack -prune \