Just use backports.unittest_mock so that tox can be invoked naturally (without...

Just use backports.unittest_mock so that tox can be invoked naturally (without having to specify an env).

tox.ini

@@ -3,7 +3,7 @@ deps=
 	pytest-flake8
 	pytest>=3.0.2
 	setuptools[ssl]
-	py{26,27,32}: mock
+	backports.unittest_mock
 
 passenv=APPDATA USERPROFILE HOMEDRIVE HOMEPATH windir
 commands=python -m pytest -rsx