diff --git a/src/octoprint/__init__.py b/src/octoprint/__init__.py
index 337a4378..658e8e03 100644
--- a/src/octoprint/__init__.py
+++ b/src/octoprint/__init__.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python2
 # coding=utf-8
-from __future__ import absolute_import, print_function
+from __future__ import absolute_import, division, print_function
 
 import sys
 import logging
diff --git a/src/octoprint/_version.py b/src/octoprint/_version.py
index f40ef1bc..ee940658 100644
--- a/src/octoprint/_version.py
+++ b/src/octoprint/_version.py
@@ -9,6 +9,7 @@
 # versioneer-0.15+dev (https://github.com/warner/python-versioneer)
 
 """Git implementation of _version.py."""
+from __future__ import absolute_import, division, print_function
 
 import errno
 import os
diff --git a/src/octoprint/cli/__init__.py b/src/octoprint/cli/__init__.py
index 113f737b..43923eff 100644
--- a/src/octoprint/cli/__init__.py
+++ b/src/octoprint/cli/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 __copyright__ = "Copyright (C) 2015 The OctoPrint Project - Released under terms of the AGPLv3 License"
diff --git a/src/octoprint/cli/client.py b/src/octoprint/cli/client.py
index 9615ddee..4d8a5eaa 100644
--- a/src/octoprint/cli/client.py
+++ b/src/octoprint/cli/client.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 __copyright__ = "Copyright (C) 2015 The OctoPrint Project - Released under terms of the AGPLv3 License"
diff --git a/src/octoprint/cli/dev.py b/src/octoprint/cli/dev.py
index 7c5b126b..baf678bc 100644
--- a/src/octoprint/cli/dev.py
+++ b/src/octoprint/cli/dev.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/cli/plugins.py b/src/octoprint/cli/plugins.py
index 47bf887a..0988d2bd 100644
--- a/src/octoprint/cli/plugins.py
+++ b/src/octoprint/cli/plugins.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 __copyright__ = "Copyright (C) 2015 The OctoPrint Project - Released under terms of the AGPLv3 License"
diff --git a/src/octoprint/cli/server.py b/src/octoprint/cli/server.py
index c2f3b605..47450387 100644
--- a/src/octoprint/cli/server.py
+++ b/src/octoprint/cli/server.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 __copyright__ = "Copyright (C) 2015 The OctoPrint Project - Released under terms of the AGPLv3 License"
diff --git a/src/octoprint/daemon.py b/src/octoprint/daemon.py
index 90e4735a..6f41520c 100644
--- a/src/octoprint/daemon.py
+++ b/src/octoprint/daemon.py
@@ -5,8 +5,8 @@ Generic linux daemon base class
 Originally from http://www.jejik.com/articles/2007/02/a_simple_unix_linux_daemon_in_python/#c35
 """
 
-from __future__ import (print_function, absolute_import)
-import sys, os, time, signal
+from __future__ import absolute_import, division, print_function
+import sys, os, time, signal, io
 
 class Daemon:
 	"""
diff --git a/src/octoprint/events.py b/src/octoprint/events.py
index ea5e8a4b..bcad583e 100644
--- a/src/octoprint/events.py
+++ b/src/octoprint/events.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import (print_function, absolute_import)
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>, Lars Norpchen"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/filemanager/__init__.py b/src/octoprint/filemanager/__init__.py
index 94175345..817c8c9b 100644
--- a/src/octoprint/filemanager/__init__.py
+++ b/src/octoprint/filemanager/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/filemanager/analysis.py b/src/octoprint/filemanager/analysis.py
index 8fed445a..dcc52795 100644
--- a/src/octoprint/filemanager/analysis.py
+++ b/src/octoprint/filemanager/analysis.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/filemanager/destinations.py b/src/octoprint/filemanager/destinations.py
index c84ea9b9..11a97188 100644
--- a/src/octoprint/filemanager/destinations.py
+++ b/src/octoprint/filemanager/destinations.py
@@ -1,4 +1,5 @@
 # coding=utf-8
+from __future__ import absolute_import, division, print_function
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 
 class FileDestinations(object):
diff --git a/src/octoprint/filemanager/storage.py b/src/octoprint/filemanager/storage.py
index bf0af565..26da98b7 100644
--- a/src/octoprint/filemanager/storage.py
+++ b/src/octoprint/filemanager/storage.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/filemanager/util.py b/src/octoprint/filemanager/util.py
index f3fe20fb..d8bd9561 100644
--- a/src/octoprint/filemanager/util.py
+++ b/src/octoprint/filemanager/util.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugin/__init__.py b/src/octoprint/plugin/__init__.py
index fa6810e2..a8736c4c 100644
--- a/src/octoprint/plugin/__init__.py
+++ b/src/octoprint/plugin/__init__.py
@@ -13,7 +13,7 @@ registered plugin types.
    :members:
 """
 
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugin/core.py b/src/octoprint/plugin/core.py
index 52528f1d..1195087d 100644
--- a/src/octoprint/plugin/core.py
+++ b/src/octoprint/plugin/core.py
@@ -20,7 +20,7 @@ way and could be extracted into a separate Python module in the future.
 
 """
 
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugin/types.py b/src/octoprint/plugin/types.py
index b75b3e1b..93040b44 100644
--- a/src/octoprint/plugin/types.py
+++ b/src/octoprint/plugin/types.py
@@ -14,7 +14,7 @@ Please note that the plugin implementation types are documented in the section
 
 """
 
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/announcements/__init__.py b/src/octoprint/plugins/announcements/__init__.py
index ce8101dc..0eb7f3ae 100644
--- a/src/octoprint/plugins/announcements/__init__.py
+++ b/src/octoprint/plugins/announcements/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/corewizard/__init__.py b/src/octoprint/plugins/corewizard/__init__.py
index 2e4db13b..25fab8e3 100644
--- a/src/octoprint/plugins/corewizard/__init__.py
+++ b/src/octoprint/plugins/corewizard/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/cura/__init__.py b/src/octoprint/plugins/cura/__init__.py
index ef2358a6..9b7045f3 100644
--- a/src/octoprint/plugins/cura/__init__.py
+++ b/src/octoprint/plugins/cura/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = "GNU Affero General Public License http://www.gnu.org/licenses/agpl.html"
diff --git a/src/octoprint/plugins/cura/profile.py b/src/octoprint/plugins/cura/profile.py
index 3f6d3c24..07fe9802 100644
--- a/src/octoprint/plugins/cura/profile.py
+++ b/src/octoprint/plugins/cura/profile.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/discovery/__init__.py b/src/octoprint/plugins/discovery/__init__.py
index 4732ce19..2861c251 100644
--- a/src/octoprint/plugins/discovery/__init__.py
+++ b/src/octoprint/plugins/discovery/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/pluginmanager/__init__.py b/src/octoprint/plugins/pluginmanager/__init__.py
index c623d466..c7c523f3 100644
--- a/src/octoprint/plugins/pluginmanager/__init__.py
+++ b/src/octoprint/plugins/pluginmanager/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/__init__.py b/src/octoprint/plugins/softwareupdate/__init__.py
index 1f294917..b2a06dac 100644
--- a/src/octoprint/plugins/softwareupdate/__init__.py
+++ b/src/octoprint/plugins/softwareupdate/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/cli.py b/src/octoprint/plugins/softwareupdate/cli.py
index e1e45569..23ad08c7 100644
--- a/src/octoprint/plugins/softwareupdate/cli.py
+++ b/src/octoprint/plugins/softwareupdate/cli.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 __copyright__ = "Copyright (C) 2015 The OctoPrint Project - Released under terms of the AGPLv3 License"
diff --git a/src/octoprint/plugins/softwareupdate/exceptions.py b/src/octoprint/plugins/softwareupdate/exceptions.py
index e4b6ecdf..452eabea 100644
--- a/src/octoprint/plugins/softwareupdate/exceptions.py
+++ b/src/octoprint/plugins/softwareupdate/exceptions.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/scripts/update-octoprint.py b/src/octoprint/plugins/softwareupdate/scripts/update-octoprint.py
index 1ed5b0c7..2d4b8ac6 100644
--- a/src/octoprint/plugins/softwareupdate/scripts/update-octoprint.py
+++ b/src/octoprint/plugins/softwareupdate/scripts/update-octoprint.py
@@ -1,5 +1,5 @@
 #!/bin/env python2
-from __future__ import absolute_import, print_function
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Haeussge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/updaters/__init__.py b/src/octoprint/plugins/softwareupdate/updaters/__init__.py
index 206cccd1..4d218909 100644
--- a/src/octoprint/plugins/softwareupdate/updaters/__init__.py
+++ b/src/octoprint/plugins/softwareupdate/updaters/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/updaters/pip.py b/src/octoprint/plugins/softwareupdate/updaters/pip.py
index 10ebb3cc..a60ff211 100644
--- a/src/octoprint/plugins/softwareupdate/updaters/pip.py
+++ b/src/octoprint/plugins/softwareupdate/updaters/pip.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/updaters/python_updater.py b/src/octoprint/plugins/softwareupdate/updaters/python_updater.py
index c865baeb..f4df545b 100644
--- a/src/octoprint/plugins/softwareupdate/updaters/python_updater.py
+++ b/src/octoprint/plugins/softwareupdate/updaters/python_updater.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/updaters/update_script.py b/src/octoprint/plugins/softwareupdate/updaters/update_script.py
index 99aa70ae..62a210af 100644
--- a/src/octoprint/plugins/softwareupdate/updaters/update_script.py
+++ b/src/octoprint/plugins/softwareupdate/updaters/update_script.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/util.py b/src/octoprint/plugins/softwareupdate/util.py
index fa3fe5ac..27335182 100644
--- a/src/octoprint/plugins/softwareupdate/util.py
+++ b/src/octoprint/plugins/softwareupdate/util.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/version_checks/__init__.py b/src/octoprint/plugins/softwareupdate/version_checks/__init__.py
index 34c99fa5..2597bd1f 100644
--- a/src/octoprint/plugins/softwareupdate/version_checks/__init__.py
+++ b/src/octoprint/plugins/softwareupdate/version_checks/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/version_checks/commandline.py b/src/octoprint/plugins/softwareupdate/version_checks/commandline.py
index 2cefc1c3..f31a8ad9 100644
--- a/src/octoprint/plugins/softwareupdate/version_checks/commandline.py
+++ b/src/octoprint/plugins/softwareupdate/version_checks/commandline.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/version_checks/git_commit.py b/src/octoprint/plugins/softwareupdate/version_checks/git_commit.py
index b3646d10..05e88ac5 100644
--- a/src/octoprint/plugins/softwareupdate/version_checks/git_commit.py
+++ b/src/octoprint/plugins/softwareupdate/version_checks/git_commit.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/version_checks/github_commit.py b/src/octoprint/plugins/softwareupdate/version_checks/github_commit.py
index 34ca5999..70e14732 100644
--- a/src/octoprint/plugins/softwareupdate/version_checks/github_commit.py
+++ b/src/octoprint/plugins/softwareupdate/version_checks/github_commit.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/version_checks/github_release.py b/src/octoprint/plugins/softwareupdate/version_checks/github_release.py
index 6960d2e6..644cefa1 100644
--- a/src/octoprint/plugins/softwareupdate/version_checks/github_release.py
+++ b/src/octoprint/plugins/softwareupdate/version_checks/github_release.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/softwareupdate/version_checks/python_checker.py b/src/octoprint/plugins/softwareupdate/version_checks/python_checker.py
index 3ca017ab..a41ddaf4 100644
--- a/src/octoprint/plugins/softwareupdate/version_checks/python_checker.py
+++ b/src/octoprint/plugins/softwareupdate/version_checks/python_checker.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/virtual_printer/__init__.py b/src/octoprint/plugins/virtual_printer/__init__.py
index e915aa00..e22e3ce8 100644
--- a/src/octoprint/plugins/virtual_printer/__init__.py
+++ b/src/octoprint/plugins/virtual_printer/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/plugins/virtual_printer/virtual.py b/src/octoprint/plugins/virtual_printer/virtual.py
index 556bd5ba..3e14b6f1 100644
--- a/src/octoprint/plugins/virtual_printer/virtual.py
+++ b/src/octoprint/plugins/virtual_printer/virtual.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 
diff --git a/src/octoprint/printer/__init__.py b/src/octoprint/printer/__init__.py
index a8621d8e..70466ad0 100644
--- a/src/octoprint/printer/__init__.py
+++ b/src/octoprint/printer/__init__.py
@@ -15,7 +15,7 @@ abstracted version of the actual printer communication.
    :members:
 """
 
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/printer/estimation.py b/src/octoprint/printer/estimation.py
index 30e733fc..f51663bd 100644
--- a/src/octoprint/printer/estimation.py
+++ b/src/octoprint/printer/estimation.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/printer/profile.py b/src/octoprint/printer/profile.py
index 6102f523..1c92626f 100644
--- a/src/octoprint/printer/profile.py
+++ b/src/octoprint/printer/profile.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/printer/standard.py b/src/octoprint/printer/standard.py
index b9fa8dda..224e2b09 100644
--- a/src/octoprint/printer/standard.py
+++ b/src/octoprint/printer/standard.py
@@ -3,7 +3,7 @@
 This module holds the standard implementation of the :class:`PrinterInterface` and it helpers.
 """
 
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/__init__.py b/src/octoprint/server/__init__.py
index a653f409..c73ae755 100644
--- a/src/octoprint/server/__init__.py
+++ b/src/octoprint/server/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/api/__init__.py b/src/octoprint/server/api/__init__.py
index 55be59c4..c0cee7c8 100644
--- a/src/octoprint/server/api/__init__.py
+++ b/src/octoprint/server/api/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/api/connection.py b/src/octoprint/server/api/connection.py
index d7c75b9f..a78b4c0c 100644
--- a/src/octoprint/server/api/connection.py
+++ b/src/octoprint/server/api/connection.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/api/files.py b/src/octoprint/server/api/files.py
index 06cfe363..79230685 100644
--- a/src/octoprint/server/api/files.py
+++ b/src/octoprint/server/api/files.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/api/job.py b/src/octoprint/server/api/job.py
index d4862c4b..8f9d1a71 100644
--- a/src/octoprint/server/api/job.py
+++ b/src/octoprint/server/api/job.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/api/languages.py b/src/octoprint/server/api/languages.py
index 1d9c7e9c..9b06284a 100644
--- a/src/octoprint/server/api/languages.py
+++ b/src/octoprint/server/api/languages.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/api/log.py b/src/octoprint/server/api/log.py
index ba298b33..7f668c77 100644
--- a/src/octoprint/server/api/log.py
+++ b/src/octoprint/server/api/log.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Marc Hannappel Salandora"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/api/printer.py b/src/octoprint/server/api/printer.py
index 50e74fcc..7688821a 100644
--- a/src/octoprint/server/api/printer.py
+++ b/src/octoprint/server/api/printer.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/api/printer_profiles.py b/src/octoprint/server/api/printer_profiles.py
index 21866199..bce3b145 100644
--- a/src/octoprint/server/api/printer_profiles.py
+++ b/src/octoprint/server/api/printer_profiles.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/api/settings.py b/src/octoprint/server/api/settings.py
index ba08fc24..99a9bdf5 100644
--- a/src/octoprint/server/api/settings.py
+++ b/src/octoprint/server/api/settings.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/api/slicing.py b/src/octoprint/server/api/slicing.py
index a51e88b9..0d6d6611 100644
--- a/src/octoprint/server/api/slicing.py
+++ b/src/octoprint/server/api/slicing.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/api/system.py b/src/octoprint/server/api/system.py
index 76bc95a8..094c1c96 100644
--- a/src/octoprint/server/api/system.py
+++ b/src/octoprint/server/api/system.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 __copyright__ = "Copyright (C) 2015 The OctoPrint Project - Released under terms of the AGPLv3 License"
diff --git a/src/octoprint/server/api/timelapse.py b/src/octoprint/server/api/timelapse.py
index c9e89c55..eaf00639 100644
--- a/src/octoprint/server/api/timelapse.py
+++ b/src/octoprint/server/api/timelapse.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/api/users.py b/src/octoprint/server/api/users.py
index c423bcf8..e2f1fe05 100644
--- a/src/octoprint/server/api/users.py
+++ b/src/octoprint/server/api/users.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/apps/__init__.py b/src/octoprint/server/apps/__init__.py
index b133f7da..f5e9e328 100644
--- a/src/octoprint/server/apps/__init__.py
+++ b/src/octoprint/server/apps/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/util/__init__.py b/src/octoprint/server/util/__init__.py
index 0b7c8393..c6416d81 100644
--- a/src/octoprint/server/util/__init__.py
+++ b/src/octoprint/server/util/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/util/flask.py b/src/octoprint/server/util/flask.py
index 40087c3a..493934ef 100644
--- a/src/octoprint/server/util/flask.py
+++ b/src/octoprint/server/util/flask.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 from flask import make_response
 
 __author__ = "Gina Häußge <osd@foosel.net>"
diff --git a/src/octoprint/server/util/sockjs.py b/src/octoprint/server/util/sockjs.py
index dcd7de7c..93188df5 100644
--- a/src/octoprint/server/util/sockjs.py
+++ b/src/octoprint/server/util/sockjs.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/util/tornado.py b/src/octoprint/server/util/tornado.py
index 3ef205dd..8fc53a7f 100644
--- a/src/octoprint/server/util/tornado.py
+++ b/src/octoprint/server/util/tornado.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/util/watchdog.py b/src/octoprint/server/util/watchdog.py
index 79a1cef5..f84672c3 100644
--- a/src/octoprint/server/util/watchdog.py
+++ b/src/octoprint/server/util/watchdog.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/server/views.py b/src/octoprint/server/views.py
index 4d121784..f49dff61 100644
--- a/src/octoprint/server/views.py
+++ b/src/octoprint/server/views.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/settings.py b/src/octoprint/settings.py
index fed93526..eee35489 100644
--- a/src/octoprint/settings.py
+++ b/src/octoprint/settings.py
@@ -17,7 +17,7 @@ of various types and the configuration file itself.
    :undoc-members:
 """
 
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/slicing/__init__.py b/src/octoprint/slicing/__init__.py
index 46eb026e..22682e1b 100644
--- a/src/octoprint/slicing/__init__.py
+++ b/src/octoprint/slicing/__init__.py
@@ -12,7 +12,7 @@ In this module the slicing support of OctoPrint is encapsulated.
    :members:
 """
 
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/slicing/exceptions.py b/src/octoprint/slicing/exceptions.py
index 7f4b1b6a..c1c87a06 100644
--- a/src/octoprint/slicing/exceptions.py
+++ b/src/octoprint/slicing/exceptions.py
@@ -26,7 +26,7 @@ Slicing related exceptions.
 
 """
 
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/timelapse.py b/src/octoprint/timelapse.py
index bbf28005..06b19663 100644
--- a/src/octoprint/timelapse.py
+++ b/src/octoprint/timelapse.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-
+from __future__ import absolute_import, division, print_function
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 
diff --git a/src/octoprint/users.py b/src/octoprint/users.py
index 065aaff2..ee2d52cf 100644
--- a/src/octoprint/users.py
+++ b/src/octoprint/users.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/util/__init__.py b/src/octoprint/util/__init__.py
index 391cddb5..317e05c2 100644
--- a/src/octoprint/util/__init__.py
+++ b/src/octoprint/util/__init__.py
@@ -3,6 +3,7 @@
 This module bundles commonly used utility methods or helper classes that are used in multiple places withing
 OctoPrint's source code.
 """
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/util/avr_isp/chipDB.py b/src/octoprint/util/avr_isp/chipDB.py
index be381c2a..6782ce14 100644
--- a/src/octoprint/util/avr_isp/chipDB.py
+++ b/src/octoprint/util/avr_isp/chipDB.py
@@ -1,4 +1,4 @@
-
+from __future__ import absolute_import, division, print_function
 avrChipDB = {
 	'ATMega1280': {
 		'signature': [0x1E, 0x97, 0x03],
diff --git a/src/octoprint/util/avr_isp/intelHex.py b/src/octoprint/util/avr_isp/intelHex.py
index a7150dc7..5b73e617 100644
--- a/src/octoprint/util/avr_isp/intelHex.py
+++ b/src/octoprint/util/avr_isp/intelHex.py
@@ -1,3 +1,4 @@
+from __future__ import absolute_import, division, print_function
 import io
 
 def readHex(filename):
diff --git a/src/octoprint/util/avr_isp/ispBase.py b/src/octoprint/util/avr_isp/ispBase.py
index 6c353721..7ed9a806 100644
--- a/src/octoprint/util/avr_isp/ispBase.py
+++ b/src/octoprint/util/avr_isp/ispBase.py
@@ -1,8 +1,9 @@
+from __future__ import absolute_import, division, print_function
 import os, struct, sys, time
 
 from serial import Serial
 
-import chipDB
+from . import chipDB
 
 class IspBase():
 	def programChip(self, flashData):
diff --git a/src/octoprint/util/avr_isp/stk500v2.py b/src/octoprint/util/avr_isp/stk500v2.py
index 99d8e2ea..a3fb6af0 100644
--- a/src/octoprint/util/avr_isp/stk500v2.py
+++ b/src/octoprint/util/avr_isp/stk500v2.py
@@ -1,9 +1,10 @@
+from __future__ import absolute_import, division, print_function
 import os, struct, sys, time
 
 from serial import Serial
 from serial import SerialException
 
-import ispBase, intelHex
+from . import ispBase, intelHex
 
 class Stk500v2(ispBase.IspBase):
 	def __init__(self):
diff --git a/src/octoprint/util/comm.py b/src/octoprint/util/comm.py
index 5f2f2d35..145d9013 100644
--- a/src/octoprint/util/comm.py
+++ b/src/octoprint/util/comm.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 __author__ = "Gina Häußge <osd@foosel.net> based on work by David Braam"
 __license__ = "GNU Affero General Public License http://www.gnu.org/licenses/agpl.html"
 __copyright__ = "Copyright (C) 2013 David Braam - Released under terms of the AGPLv3 License"
diff --git a/src/octoprint/util/commandline.py b/src/octoprint/util/commandline.py
index fe96d7a2..41e6abf7 100644
--- a/src/octoprint/util/commandline.py
+++ b/src/octoprint/util/commandline.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/util/dev.py b/src/octoprint/util/dev.py
index 952a96d7..eab8e475 100644
--- a/src/octoprint/util/dev.py
+++ b/src/octoprint/util/dev.py
@@ -2,7 +2,7 @@
 """
 This module provides a bunch of utility methods and helpers FOR DEVELOPMENT ONLY.
 """
-
+from __future__ import absolute_import, division, print_function
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 
 import contextlib
diff --git a/src/octoprint/util/gcodeInterpreter.py b/src/octoprint/util/gcodeInterpreter.py
index 08d0f5cc..531a1c7b 100644
--- a/src/octoprint/util/gcodeInterpreter.py
+++ b/src/octoprint/util/gcodeInterpreter.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 __author__ = "Gina Häußge <osd@foosel.net> based on work by David Braam"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 __copyright__ = "Copyright (C) 2013 David Braam, Gina Häußge - Released under terms of the AGPLv3 License"
diff --git a/src/octoprint/util/jinja.py b/src/octoprint/util/jinja.py
index 34954b88..287b165f 100644
--- a/src/octoprint/util/jinja.py
+++ b/src/octoprint/util/jinja.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 __copyright__ = "Copyright (C) 2015 The OctoPrint Project - Released under terms of the AGPLv3 License"
diff --git a/src/octoprint/util/paths.py b/src/octoprint/util/paths.py
index 89a45ba3..8efb127f 100644
--- a/src/octoprint/util/paths.py
+++ b/src/octoprint/util/paths.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/util/pip.py b/src/octoprint/util/pip.py
index 6270c3ce..437427be 100644
--- a/src/octoprint/util/pip.py
+++ b/src/octoprint/util/pip.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/src/octoprint/util/piptestballoon/setup.py b/src/octoprint/util/piptestballoon/setup.py
index e00ea9a4..13dfc2ff 100644
--- a/src/octoprint/util/piptestballoon/setup.py
+++ b/src/octoprint/util/piptestballoon/setup.py
@@ -1,4 +1,4 @@
-from __future__ import print_function
+from __future__ import absolute_import, division, print_function
 import os
 import sys
 
diff --git a/src/octoprint_client/__init__.py b/src/octoprint_client/__init__.py
index 77cbfc1e..b62a144c 100644
--- a/src/octoprint_client/__init__.py
+++ b/src/octoprint_client/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 __copyright__ = "Copyright (C) 2015 The OctoPrint Project - Released under terms of the AGPLv3 License"
diff --git a/src/octoprint_setuptools/__init__.py b/src/octoprint_setuptools/__init__.py
index 1f160c72..8b0cbe37 100644
--- a/src/octoprint_setuptools/__init__.py
+++ b/src/octoprint_setuptools/__init__.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import, print_function
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/tests/filemanager/test_filemanager.py b/tests/filemanager/test_filemanager.py
index 75833d86..4ed51dd4 100644
--- a/tests/filemanager/test_filemanager.py
+++ b/tests/filemanager/test_filemanager.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/tests/filemanager/test_localstorage.py b/tests/filemanager/test_localstorage.py
index 55f7f154..b72fd095 100644
--- a/tests/filemanager/test_localstorage.py
+++ b/tests/filemanager/test_localstorage.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/tests/plugin/test_settings.py b/tests/plugin/test_settings.py
index 43bde77d..50c56858 100644
--- a/tests/plugin/test_settings.py
+++ b/tests/plugin/test_settings.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/tests/printer/test_estimation.py b/tests/printer/test_estimation.py
index 2944427f..dc73a79a 100644
--- a/tests/printer/test_estimation.py
+++ b/tests/printer/test_estimation.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 from octoprint.printer.estimation import TimeEstimationHelper
 
 __author__ = "Gina Häußge <osd@foosel.net>"
diff --git a/tests/slicing/test_slicingmanager.py b/tests/slicing/test_slicingmanager.py
index e0d3ea9f..06639537 100644
--- a/tests/slicing/test_slicingmanager.py
+++ b/tests/slicing/test_slicingmanager.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/tests/test_daemon.py b/tests/test_daemon.py
index 8f90bcf9..965f0616 100644
--- a/tests/test_daemon.py
+++ b/tests/test_daemon.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import (print_function, absolute_import)
+from __future__ import absolute_import, division, print_function
 
 import unittest
 import mock
diff --git a/tests/users/__init__.py b/tests/users/__init__.py
index f9f102db..3e0a1622 100644
--- a/tests/users/__init__.py
+++ b/tests/users/__init__.py
@@ -2,7 +2,7 @@
 """
 Unit tests for octoprint.users
 """
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/tests/util/test_comm_helpers.py b/tests/util/test_comm_helpers.py
index e7b906f1..067eaf30 100644
--- a/tests/util/test_comm_helpers.py
+++ b/tests/util/test_comm_helpers.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/tests/util/test_counted_event.py b/tests/util/test_counted_event.py
index ec3a92b4..4928f801 100644
--- a/tests/util/test_counted_event.py
+++ b/tests/util/test_counted_event.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
diff --git a/tests/util/test_file_helpers.py b/tests/util/test_file_helpers.py
index 6cf33dbb..fa6f11bd 100644
--- a/tests/util/test_file_helpers.py
+++ b/tests/util/test_file_helpers.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
 __copyright__ = "Copyright (C) 2015 The OctoPrint Project - Released under terms of the AGPLv3 License"
diff --git a/tests/util/test_repeated_timer.py b/tests/util/test_repeated_timer.py
index 6eed773b..aa8c2c50 100644
--- a/tests/util/test_repeated_timer.py
+++ b/tests/util/test_repeated_timer.py
@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, division, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'