Bug 1559975 - Make python/mozbuild lint with 'py2' and 'py3' r=catlee

Differential Revision: https://phabricator.services.mozilla.com/D36090

--HG--
extra : moz-landing-system : lando

python/mozbuild/dumbmake/test/test_dumbmake.py

@@ -1,7 +1,7 @@
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this file,
 # You can obtain one at http://mozilla.org/MPL/2.0/.
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
 import unittest
 

python/mozbuild/mozbuild/action/tooltool.py

@@ -23,6 +23,7 @@
 # 'manifest.tt'
 
 from __future__ import print_function
+from __future__ import absolute_import
 
 import base64
 import calendar

python/mozbuild/mozbuild/artifact_commands.py

@@ -1,3 +1,4 @@
+from __future__ import absolute_import
 import argparse
 import hashlib
 import json

python/mozbuild/setup.py

@@ -2,6 +2,8 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+from __future__ import absolute_import
+
 from setuptools import setup, find_packages
 
 VERSION = '0.2'

tools/lint/py2.yml

@@ -23,7 +23,6 @@ py2:
         - other-licenses
         - python/devtools
         - python/mach
-        - python/mozbuild
         - security
         - servo
         - taskcluster/docker/funsize-update-generator