XBuddy: Fix linter errors.

BUG=None
TEST=None

Change-Id: I3a10d0985a6a303c2fa72f7ea72dbba4c65913d5
Reviewed-on: https://chromium-review.googlesource.com/251221
Tested-by: Gilad Arnold <garnold@chromium.org>
Reviewed-by: Don Garrett <dgarrett@chromium.org>
Commit-Queue: Gilad Arnold <garnold@chromium.org>
diff --git a/xbuddy_unittest.py b/xbuddy_unittest.py
index d4f90de..0862ee6 100755
--- a/xbuddy_unittest.py
+++ b/xbuddy_unittest.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 # Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
@@ -6,6 +6,8 @@
 
 """Unit tests for xbuddy.py."""
 
+from __future__ import print_function
+
 import os
 import shutil
 import tempfile
@@ -30,8 +32,8 @@
     self.static_image_dir = tempfile.mkdtemp('xbuddy_unittest_static')
 
     self.mock_xb = xbuddy.XBuddy(
-      True,
-      static_dir=self.static_image_dir
+        True,
+        static_dir=self.static_image_dir
     )
     self.images_dir = tempfile.mkdtemp('xbuddy_unittest_images')
     self.mock_xb.images_dir = self.images_dir